From: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: [PATCH 11/14] HPFS: Fix endianity. Make hpfs work on big-endian machines
Date: Sun, 8 May 2011 20:44:26 +0200 (CEST) [thread overview]
Message-ID: <alpine.DEB.2.00.1105082030020.7013@artax.karlin.mff.cuni.cz> (raw)
Fix endianity. Make hpfs work on big-endian machines.
Signed-off-by: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
---
fs/hpfs/alloc.c | 68 +++++++---------
fs/hpfs/anode.c | 136 ++++++++++++++++-----------------
fs/hpfs/dir.c | 20 ++--
fs/hpfs/dnode.c | 127 +++++++++++++++----------------
fs/hpfs/ea.c | 129 ++++++++++++++++---------------
fs/hpfs/hpfs.h | 219 ++++++++++++++++++++++++++++++++++++------------------
fs/hpfs/hpfs_fn.h | 27 +++---
fs/hpfs/inode.c | 34 ++++----
fs/hpfs/map.c | 56 +++++++------
fs/hpfs/namei.c | 50 ++++++------
fs/hpfs/super.c | 50 ++++++------
11 files changed, 498 insertions(+), 418 deletions(-)
Index: linux-2.6.39-rc5-fast/fs/hpfs/alloc.c
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/alloc.c 2011-05-05 01:02:45.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/alloc.c 2011-05-05 01:02:57.000000000 +0200
@@ -16,9 +16,9 @@
static int chk_if_allocated(struct super_block *s, secno sec, char *msg)
{
struct quad_buffer_head qbh;
- unsigned *bmp;
+ u32 *bmp;
if (!(bmp = hpfs_map_bitmap(s, sec >> 14, &qbh, "chk"))) goto fail;
- if ((bmp[(sec & 0x3fff) >> 5] >> (sec & 0x1f)) & 1) {
+ if ((cpu_to_le32(bmp[(sec & 0x3fff) >> 5]) >> (sec & 0x1f)) & 1) {
hpfs_error(s, "sector '%s' - %08x not allocated in bitmap", msg, sec);
goto fail1;
}
@@ -26,7 +26,7 @@ static int chk_if_allocated(struct super
if (sec >= hpfs_sb(s)->sb_dirband_start && sec < hpfs_sb(s)->sb_dirband_start + hpfs_sb(s)->sb_dirband_size) {
unsigned ssec = (sec - hpfs_sb(s)->sb_dirband_start) / 4;
if (!(bmp = hpfs_map_dnode_bitmap(s, &qbh))) goto fail;
- if ((bmp[ssec >> 5] >> (ssec & 0x1f)) & 1) {
+ if ((le32_to_cpu(bmp[ssec >> 5]) >> (ssec & 0x1f)) & 1) {
hpfs_error(s, "sector '%s' - %08x not allocated in directory bitmap", msg, sec);
goto fail1;
}
@@ -82,10 +82,6 @@ static secno alloc_in_bmp(struct super_b
ret = bs + nr;
goto rt;
}
- /*if (!tstbits(bmp, nr + n, n + forward)) {
- ret = bs + nr + n;
- goto rt;
- }*/
q = nr + n; b = 0;
while ((a = tstbits(bmp, q, n + forward)) != 0) {
q += a;
@@ -102,14 +98,14 @@ static secno alloc_in_bmp(struct super_b
goto rt;
}
nr >>= 5;
- /*for (i = nr + 1; i != nr; i++, i &= 0x1ff) {*/
+ /*for (i = nr + 1; i != nr; i++, i &= 0x1ff) */
i = nr;
do {
- if (!bmp[i]) goto cont;
- if (n + forward >= 0x3f && bmp[i] != -1) goto cont;
+ if (!le32_to_cpu(bmp[i])) goto cont;
+ if (n + forward >= 0x3f && le32_to_cpu(bmp[i]) != 0xffffffff) goto cont;
q = i<<5;
if (i > 0) {
- unsigned k = bmp[i-1];
+ unsigned k = le32_to_cpu(bmp[i-1]);
while (k & 0x80000000) {
q--; k <<= 1;
}
@@ -129,12 +125,12 @@ static secno alloc_in_bmp(struct super_b
} while (i != nr);
rt:
if (ret) {
- if (hpfs_sb(s)->sb_chk && ((ret >> 14) != (bs >> 14) || (bmp[(ret & 0x3fff) >> 5] | ~(((1 << n) - 1) << (ret & 0x1f))) != 0xffffffff)) {
+ if (hpfs_sb(s)->sb_chk && ((ret >> 14) != (bs >> 14) || (le32_to_cpu(bmp[(ret & 0x3fff) >> 5]) | ~(((1 << n) - 1) << (ret & 0x1f))) != 0xffffffff)) {
hpfs_error(s, "Allocation doesn't work! Wanted %d, allocated at %08x", n, ret);
ret = 0;
goto b;
}
- bmp[(ret & 0x3fff) >> 5] &= ~(((1 << n) - 1) << (ret & 0x1f));
+ bmp[(ret & 0x3fff) >> 5] &= cpu_to_le32(~(((1 << n) - 1) << (ret & 0x1f)));
hpfs_mark_4buffers_dirty(&qbh);
}
b:
@@ -240,10 +236,10 @@ static secno alloc_in_dirband(struct sup
int hpfs_alloc_if_possible(struct super_block *s, secno sec)
{
struct quad_buffer_head qbh;
- unsigned *bmp;
+ u32 *bmp;
if (!(bmp = hpfs_map_bitmap(s, sec >> 14, &qbh, "aip"))) goto end;
- if (bmp[(sec & 0x3fff) >> 5] & (1 << (sec & 0x1f))) {
- bmp[(sec & 0x3fff) >> 5] &= ~(1 << (sec & 0x1f));
+ if (le32_to_cpu(bmp[(sec & 0x3fff) >> 5]) & (1 << (sec & 0x1f))) {
+ bmp[(sec & 0x3fff) >> 5] &= cpu_to_le32(~(1 << (sec & 0x1f)));
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
return 1;
@@ -258,7 +254,7 @@ int hpfs_alloc_if_possible(struct super_
void hpfs_free_sectors(struct super_block *s, secno sec, unsigned n)
{
struct quad_buffer_head qbh;
- unsigned *bmp;
+ u32 *bmp;
struct hpfs_sb_info *sbi = hpfs_sb(s);
/*printk("2 - ");*/
if (!n) return;
@@ -273,12 +269,12 @@ void hpfs_free_sectors(struct super_bloc
return;
}
new_tst:
- if ((bmp[(sec & 0x3fff) >> 5] >> (sec & 0x1f) & 1)) {
+ if ((le32_to_cpu(bmp[(sec & 0x3fff) >> 5]) >> (sec & 0x1f) & 1)) {
hpfs_error(s, "sector %08x not allocated", sec);
hpfs_brelse4(&qbh);
return;
}
- bmp[(sec & 0x3fff) >> 5] |= 1 << (sec & 0x1f);
+ bmp[(sec & 0x3fff) >> 5] |= cpu_to_le32(1 << (sec & 0x1f));
if (!--n) {
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
@@ -303,13 +299,13 @@ int hpfs_check_free_dnodes(struct super_
int n_bmps = (hpfs_sb(s)->sb_fs_size + 0x4000 - 1) >> 14;
int b = hpfs_sb(s)->sb_c_bitmap & 0x0fffffff;
int i, j;
- unsigned *bmp;
+ u32 *bmp;
struct quad_buffer_head qbh;
if ((bmp = hpfs_map_dnode_bitmap(s, &qbh))) {
for (j = 0; j < 512; j++) {
unsigned k;
- if (!bmp[j]) continue;
- for (k = bmp[j]; k; k >>= 1) if (k & 1) if (!--n) {
+ if (!le32_to_cpu(bmp[j])) continue;
+ for (k = le32_to_cpu(bmp[j]); k; k >>= 1) if (k & 1) if (!--n) {
hpfs_brelse4(&qbh);
return 0;
}
@@ -328,10 +324,10 @@ int hpfs_check_free_dnodes(struct super_
chk_bmp:
if (bmp) {
for (j = 0; j < 512; j++) {
- unsigned k;
- if (!bmp[j]) continue;
+ u32 k;
+ if (!le32_to_cpu(bmp[j])) continue;
for (k = 0xf; k; k <<= 4)
- if ((bmp[j] & k) == k) {
+ if ((le32_to_cpu(bmp[j]) & k) == k) {
if (!--n) {
hpfs_brelse4(&qbh);
return 0;
@@ -355,12 +351,12 @@ void hpfs_free_dnode(struct super_block
hpfs_free_sectors(s, dno, 4);
} else {
struct quad_buffer_head qbh;
- unsigned *bmp;
+ u32 *bmp;
unsigned ssec = (dno - hpfs_sb(s)->sb_dirband_start) / 4;
if (!(bmp = hpfs_map_dnode_bitmap(s, &qbh))) {
return;
}
- bmp[ssec >> 5] |= 1 << (ssec & 0x1f);
+ bmp[ssec >> 5] |= cpu_to_le32(1 << (ssec & 0x1f));
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
}
@@ -382,13 +378,13 @@ struct dnode *hpfs_alloc_dnode(struct su
return NULL;
}
memset(d, 0, 2048);
- d->magic = DNODE_MAGIC;
- d->first_free = 52;
+ d->magic = cpu_to_le32(DNODE_MAGIC);
+ d->first_free = cpu_to_le32(52);
d->dirent[0] = 32;
d->dirent[2] = 8;
d->dirent[30] = 1;
d->dirent[31] = 255;
- d->self = *dno;
+ d->self = cpu_to_le32(*dno);
return d;
}
@@ -402,10 +398,10 @@ struct fnode *hpfs_alloc_fnode(struct su
return NULL;
}
memset(f, 0, 512);
- f->magic = FNODE_MAGIC;
- f->ea_offs = 0xc4;
+ f->magic = cpu_to_le32(FNODE_MAGIC);
+ f->ea_offs = cpu_to_le16(0xc4);
f->btree.n_free_nodes = 8;
- f->btree.first_free = 8;
+ f->btree.first_free = cpu_to_le16(8);
return f;
}
@@ -419,10 +415,10 @@ struct anode *hpfs_alloc_anode(struct su
return NULL;
}
memset(a, 0, 512);
- a->magic = ANODE_MAGIC;
- a->self = *ano;
+ a->magic = cpu_to_le32(ANODE_MAGIC);
+ a->self = cpu_to_le32(*ano);
a->btree.n_free_nodes = 40;
a->btree.n_used_nodes = 0;
- a->btree.first_free = 8;
+ a->btree.first_free = cpu_to_le16(8);
return a;
}
Index: linux-2.6.39-rc5-fast/fs/hpfs/hpfs.h
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/hpfs.h 2011-05-05 01:02:51.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/hpfs.h 2011-05-05 01:02:57.000000000 +0200
@@ -19,6 +19,10 @@
For definitive information on HPFS, ask somebody else -- this is guesswork.
There are certain to be many mistakes. */
+#if !defined(__LITTLE_ENDIAN) && !defined(__BIG_ENDIAN)
+#error unknown endian
+#endif
+
/* Notation */
typedef u32 secno; /* sector number, partition relative */
@@ -86,7 +90,6 @@ struct hpfs_super_block
secno badblocks; /* bad block list */
u32 zero3; /* 0 */
time32_t last_chkdsk; /* date last checked, 0 if never */
- /*u32 zero4;*/ /* 0 */
time32_t last_optimize; /* date last optimized, 0 if never */
secno n_dir_band; /* number of sectors in dir band */
secno dir_band_start; /* first sector in dir band */
@@ -109,21 +112,44 @@ struct hpfs_spare_block
u32 magic; /* f991 1849 */
u32 magic1; /* fa52 29c5, more magic? */
- unsigned dirty: 1; /* 0 clean, 1 "improperly stopped" */
- unsigned sparedir_used: 1; /* spare dirblks used */
- unsigned hotfixes_used: 1; /* hotfixes used */
- unsigned bad_sector: 1; /* bad sector, corrupted disk (???) */
- unsigned bad_bitmap: 1; /* bad bitmap */
- unsigned fast: 1; /* partition was fast formatted */
- unsigned old_wrote: 1; /* old version wrote to partion */
- unsigned old_wrote_1: 1; /* old version wrote to partion (?) */
- unsigned install_dasd_limits: 1; /* HPFS386 flags */
- unsigned resynch_dasd_limits: 1;
- unsigned dasd_limits_operational: 1;
- unsigned multimedia_active: 1;
- unsigned dce_acls_active: 1;
- unsigned dasd_limits_dirty: 1;
- unsigned flag67: 2;
+#ifdef __LITTLE_ENDIAN
+ u8 dirty: 1; /* 0 clean, 1 "improperly stopped" */
+ u8 sparedir_used: 1; /* spare dirblks used */
+ u8 hotfixes_used: 1; /* hotfixes used */
+ u8 bad_sector: 1; /* bad sector, corrupted disk (???) */
+ u8 bad_bitmap: 1; /* bad bitmap */
+ u8 fast: 1; /* partition was fast formatted */
+ u8 old_wrote: 1; /* old version wrote to partion */
+ u8 old_wrote_1: 1; /* old version wrote to partion (?) */
+#else
+ u8 old_wrote_1: 1; /* old version wrote to partion (?) */
+ u8 old_wrote: 1; /* old version wrote to partion */
+ u8 fast: 1; /* partition was fast formatted */
+ u8 bad_bitmap: 1; /* bad bitmap */
+ u8 bad_sector: 1; /* bad sector, corrupted disk (???) */
+ u8 hotfixes_used: 1; /* hotfixes used */
+ u8 sparedir_used: 1; /* spare dirblks used */
+ u8 dirty: 1; /* 0 clean, 1 "improperly stopped" */
+#endif
+
+#ifdef __LITTLE_ENDIAN
+ u8 install_dasd_limits: 1; /* HPFS386 flags */
+ u8 resynch_dasd_limits: 1;
+ u8 dasd_limits_operational: 1;
+ u8 multimedia_active: 1;
+ u8 dce_acls_active: 1;
+ u8 dasd_limits_dirty: 1;
+ u8 flag67: 2;
+#else
+ u8 flag67: 2;
+ u8 dasd_limits_dirty: 1;
+ u8 dce_acls_active: 1;
+ u8 multimedia_active: 1;
+ u8 dasd_limits_operational: 1;
+ u8 resynch_dasd_limits: 1;
+ u8 install_dasd_limits: 1; /* HPFS386 flags */
+#endif
+
u8 mm_contlgulty;
u8 unused;
@@ -255,10 +281,18 @@ struct dnode {
u32 magic; /* 77e4 0aae */
u32 first_free; /* offset from start of dnode to
first free dir entry */
- unsigned root_dnode:1; /* Is it root dnode? */
- unsigned increment_me:31; /* some kind of activity counter?
- Neither HPFS.IFS nor CHKDSK cares
+#ifdef __LITTLE_ENDIAN
+ u8 root_dnode: 1; /* Is it root dnode? */
+ u8 increment_me: 7; /* some kind of activity counter? */
+ /* Neither HPFS.IFS nor CHKDSK cares
+ if you change this word */
+#else
+ u8 increment_me: 7; /* some kind of activity counter? */
+ /* Neither HPFS.IFS nor CHKDSK cares
if you change this word */
+ u8 root_dnode: 1; /* Is it root dnode? */
+#endif
+ u8 increment_me2[3];
secno up; /* (root dnode) directory's fnode
(nonroot) parent dnode */
dnode_secno self; /* pointer to this dnode */
@@ -266,33 +300,59 @@ struct dnode {
};
struct hpfs_dirent {
- u16 length; /* offset to next dirent */
- unsigned first: 1; /* set on phony ^A^A (".") entry */
- unsigned has_acl: 1;
- unsigned down: 1; /* down pointer present (after name) */
- unsigned last: 1; /* set on phony \377 entry */
- unsigned has_ea: 1; /* entry has EA */
- unsigned has_xtd_perm: 1; /* has extended perm list (???) */
- unsigned has_explicit_acl: 1;
- unsigned has_needea: 1; /* ?? some EA has NEEDEA set
+ u16 length; /* offset to next dirent */
+
+#ifdef __LITTLE_ENDIAN
+ u8 first: 1; /* set on phony ^A^A (".") entry */
+ u8 has_acl: 1;
+ u8 down: 1; /* down pointer present (after name) */
+ u8 last: 1; /* set on phony \377 entry */
+ u8 has_ea: 1; /* entry has EA */
+ u8 has_xtd_perm: 1; /* has extended perm list (???) */
+ u8 has_explicit_acl: 1;
+ u8 has_needea: 1; /* ?? some EA has NEEDEA set
I have no idea why this is
interesting in a dir entry */
- unsigned read_only: 1; /* dos attrib */
- unsigned hidden: 1; /* dos attrib */
- unsigned system: 1; /* dos attrib */
- unsigned flag11: 1; /* would be volume label dos attrib */
- unsigned directory: 1; /* dos attrib */
- unsigned archive: 1; /* dos attrib */
- unsigned not_8x3: 1; /* name is not 8.3 */
- unsigned flag15: 1;
+#else
+ u8 has_needea: 1; /* ?? some EA has NEEDEA set
+ I have no idea why this is
+ interesting in a dir entry */
+ u8 has_explicit_acl: 1;
+ u8 has_xtd_perm: 1; /* has extended perm list (???) */
+ u8 has_ea: 1; /* entry has EA */
+ u8 last: 1; /* set on phony \377 entry */
+ u8 down: 1; /* down pointer present (after name) */
+ u8 has_acl: 1;
+ u8 first: 1; /* set on phony ^A^A (".") entry */
+#endif
+
+#ifdef __LITTLE_ENDIAN
+ u8 read_only: 1; /* dos attrib */
+ u8 hidden: 1; /* dos attrib */
+ u8 system: 1; /* dos attrib */
+ u8 flag11: 1; /* would be volume label dos attrib */
+ u8 directory: 1; /* dos attrib */
+ u8 archive: 1; /* dos attrib */
+ u8 not_8x3: 1; /* name is not 8.3 */
+ u8 flag15: 1;
+#else
+ u8 flag15: 1;
+ u8 not_8x3: 1; /* name is not 8.3 */
+ u8 archive: 1; /* dos attrib */
+ u8 directory: 1; /* dos attrib */
+ u8 flag11: 1; /* would be volume label dos attrib */
+ u8 system: 1; /* dos attrib */
+ u8 hidden: 1; /* dos attrib */
+ u8 read_only: 1; /* dos attrib */
+#endif
+
fnode_secno fnode; /* fnode giving allocation info */
time32_t write_date; /* mtime */
u32 file_size; /* file length, bytes */
time32_t read_date; /* atime */
time32_t creation_date; /* ctime */
u32 ea_size; /* total EA length, bytes */
- unsigned char no_of_acls : 3; /* number of ACL's */
- unsigned char reserver : 5;
+ u8 no_of_acls; /* number of ACL's (low 3 bits) */
u8 ix; /* code page index (of filename), see
struct code_page_data */
u8 namelen, name[1]; /* file name */
@@ -328,21 +388,33 @@ struct bplus_internal_node
struct bplus_header
{
- unsigned hbff: 1; /* high bit of first free entry offset */
- unsigned flag1: 1;
- unsigned flag2: 1;
- unsigned flag3: 1;
- unsigned flag4: 1;
- unsigned fnode_parent: 1; /* ? we're pointed to by an fnode,
+#ifdef __LITTLE_ENDIAN
+ u8 hbff: 1; /* high bit of first free entry offset */
+ u8 flag1234: 4;
+ u8 fnode_parent: 1; /* ? we're pointed to by an fnode,
the data btree or some ea or the
main ea bootage pointer ea_secno */
/* also can get set in fnodes, which
may be a chkdsk glitch or may mean
this bit is irrelevant in fnodes,
or this interpretation is all wet */
- unsigned binary_search: 1; /* suggest binary search (unused) */
- unsigned internal: 1; /* 1 -> (internal) tree of anodes
+ u8 binary_search: 1; /* suggest binary search (unused) */
+ u8 internal: 1; /* 1 -> (internal) tree of anodes
0 -> (leaf) list of extents */
+#else
+ u8 internal: 1; /* 1 -> (internal) tree of anodes
+ 0 -> (leaf) list of extents */
+ u8 binary_search: 1; /* suggest binary search (unused) */
+ u8 fnode_parent: 1; /* ? we're pointed to by an fnode,
+ the data btree or some ea or the
+ main ea bootage pointer ea_secno */
+ /* also can get set in fnodes, which
+ may be a chkdsk glitch or may mean
+ this bit is irrelevant in fnodes,
+ or this interpretation is all wet */
+ u8 flag1234: 4;
+ u8 hbff: 1; /* high bit of first free entry offset */
+#endif
u8 fill[3];
u8 n_free_nodes; /* free nodes in following array */
u8 n_used_nodes; /* used nodes in following array */
@@ -379,23 +451,25 @@ struct fnode
secno ea_secno; /* first sector of disk-resident ea's*/
u16 ea_size_s; /* length of fnode-resident ea's */
- unsigned flag0: 1;
- unsigned ea_anode: 1; /* 1 -> ea_secno is an anode */
- unsigned flag2: 1;
- unsigned flag3: 1;
- unsigned flag4: 1;
- unsigned flag5: 1;
- unsigned flag6: 1;
- unsigned flag7: 1;
- unsigned dirflag: 1; /* 1 -> directory. first & only extent
+#ifdef __LITTLE_ENDIAN
+ u8 flag0: 1;
+ u8 ea_anode: 1; /* 1 -> ea_secno is an anode */
+ u8 flag234567: 6;
+#else
+ u8 flag234567: 6;
+ u8 ea_anode: 1; /* 1 -> ea_secno is an anode */
+ u8 flag0: 1;
+#endif
+
+#ifdef __LITTLE_ENDIAN
+ u8 dirflag: 1; /* 1 -> directory. first & only extent
+ points to dnode. */
+ u8 flag9012345: 7;
+#else
+ u8 flag9012345: 7;
+ u8 dirflag: 1; /* 1 -> directory. first & only extent
points to dnode. */
- unsigned flag9: 1;
- unsigned flag10: 1;
- unsigned flag11: 1;
- unsigned flag12: 1;
- unsigned flag13: 1;
- unsigned flag14: 1;
- unsigned flag15: 1;
+#endif
struct bplus_header btree; /* b+ tree, 8 extents or 12 subtrees */
union {
@@ -456,16 +530,21 @@ struct anode
struct extended_attribute
{
- unsigned indirect: 1; /* 1 -> value gives sector number
+#ifdef __LITTLE_ENDIAN
+ u8 indirect: 1; /* 1 -> value gives sector number
where real value starts */
- unsigned anode: 1; /* 1 -> sector is an anode
+ u8 anode: 1; /* 1 -> sector is an anode
that points to fragmented value */
- unsigned flag2: 1;
- unsigned flag3: 1;
- unsigned flag4: 1;
- unsigned flag5: 1;
- unsigned flag6: 1;
- unsigned needea: 1; /* required ea */
+ u8 flag23456: 5;
+ u8 needea: 1; /* required ea */
+#else
+ u8 needea: 1; /* required ea */
+ u8 flag23456: 5;
+ u8 anode: 1; /* 1 -> sector is an anode
+ that points to fragmented value */
+ u8 indirect: 1; /* 1 -> value gives sector number
+ where real value starts */
+#endif
u8 namelen; /* length of name, bytes */
u16 valuelen; /* length of value, bytes */
u8 name[0];
Index: linux-2.6.39-rc5-fast/fs/hpfs/hpfs_fn.h
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/hpfs_fn.h 2011-05-05 01:02:47.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/hpfs_fn.h 2011-05-05 01:02:58.000000000 +0200
@@ -84,7 +84,6 @@ struct hpfs_sb_info {
unsigned *sb_bmp_dir; /* main bitmap directory */
unsigned sb_c_bitmap; /* current bitmap */
unsigned sb_max_fwd_alloc; /* max forwad allocation */
- /*unsigned sb_mounting : 1;*/
int sb_timeshift;
};
@@ -100,7 +99,7 @@ struct quad_buffer_head {
static inline dnode_secno de_down_pointer (struct hpfs_dirent *de)
{
CHKCOND(de->down,("HPFS: de_down_pointer: !de->down\n"));
- return *(dnode_secno *) ((void *) de + de->length - 4);
+ return le32_to_cpu(*(dnode_secno *) ((void *) de + le16_to_cpu(de->length) - 4));
}
/* The first dir entry in a dnode */
@@ -114,41 +113,41 @@ static inline struct hpfs_dirent *dnode_
static inline struct hpfs_dirent *dnode_end_de (struct dnode *dnode)
{
- CHKCOND(dnode->first_free>=0x14 && dnode->first_free<=0xa00,("HPFS: dnode_end_de: dnode->first_free = %d\n",(int)dnode->first_free));
- return (void *) dnode + dnode->first_free;
+ CHKCOND(le32_to_cpu(dnode->first_free)>=0x14 && le32_to_cpu(dnode->first_free)<=0xa00,("HPFS: dnode_end_de: dnode->first_free = %x\n",(unsigned)le32_to_cpu(dnode->first_free)));
+ return (void *) dnode + le32_to_cpu(dnode->first_free);
}
/* The dir entry after dir entry de */
static inline struct hpfs_dirent *de_next_de (struct hpfs_dirent *de)
{
- CHKCOND(de->length>=0x20 && de->length<0x800,("HPFS: de_next_de: de->length = %d\n",(int)de->length));
- return (void *) de + de->length;
+ CHKCOND(le16_to_cpu(de->length)>=0x20 && le16_to_cpu(de->length)<0x800,("HPFS: de_next_de: de->length = %x\n",(unsigned)le16_to_cpu(de->length)));
+ return (void *) de + le16_to_cpu(de->length);
}
static inline struct extended_attribute *fnode_ea(struct fnode *fnode)
{
- return (struct extended_attribute *)((char *)fnode + fnode->ea_offs + fnode->acl_size_s);
+ return (struct extended_attribute *)((char *)fnode + le16_to_cpu(fnode->ea_offs) + le16_to_cpu(fnode->acl_size_s));
}
static inline struct extended_attribute *fnode_end_ea(struct fnode *fnode)
{
- return (struct extended_attribute *)((char *)fnode + fnode->ea_offs + fnode->acl_size_s + fnode->ea_size_s);
+ return (struct extended_attribute *)((char *)fnode + le16_to_cpu(fnode->ea_offs) + le16_to_cpu(fnode->acl_size_s) + le16_to_cpu(fnode->ea_size_s));
}
static inline struct extended_attribute *next_ea(struct extended_attribute *ea)
{
- return (struct extended_attribute *)((char *)ea + 5 + ea->namelen + ea->valuelen);
+ return (struct extended_attribute *)((char *)ea + 5 + ea->namelen + le16_to_cpu(ea->valuelen));
}
static inline secno ea_sec(struct extended_attribute *ea)
{
- return *(secno *)((char *)ea + 9 + ea->namelen);
+ return le32_to_cpu(*((secno *)((char *)ea + 9 + ea->namelen)));
}
static inline secno ea_len(struct extended_attribute *ea)
{
- return *(secno *)((char *)ea + 5 + ea->namelen);
+ return le32_to_cpu(*((secno *)((char *)ea + 5 + ea->namelen)));
}
static inline char *ea_data(struct extended_attribute *ea)
@@ -173,13 +172,13 @@ static inline void copy_de(struct hpfs_d
dst->not_8x3 = n;
}
-static inline unsigned tstbits(unsigned *bmp, unsigned b, unsigned n)
+static inline unsigned tstbits(u32 *bmp, unsigned b, unsigned n)
{
int i;
if ((b >= 0x4000) || (b + n - 1 >= 0x4000)) return n;
- if (!((bmp[(b & 0x3fff) >> 5] >> (b & 0x1f)) & 1)) return 1;
+ if (!((le32_to_cpu(bmp[(b & 0x3fff) >> 5]) >> (b & 0x1f)) & 1)) return 1;
for (i = 1; i < n; i++)
- if (/*b+i < 0x4000 &&*/ !((bmp[((b+i) & 0x3fff) >> 5] >> ((b+i) & 0x1f)) & 1))
+ if (!((le32_to_cpu(bmp[((b+i) & 0x3fff) >> 5]) >> ((b+i) & 0x1f)) & 1))
return i + 1;
return 0;
}
Index: linux-2.6.39-rc5-fast/fs/hpfs/map.c
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/map.c 2011-05-05 01:01:52.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/map.c 2011-05-05 01:02:58.000000000 +0200
@@ -21,7 +21,7 @@ unsigned int *hpfs_map_bitmap(struct sup
hpfs_error(s, "hpfs_map_bitmap called with bad parameter: %08x at %s", bmp_block, id);
return NULL;
}
- sec = hpfs_sb(s)->sb_bmp_dir[bmp_block];
+ sec = le32_to_cpu(hpfs_sb(s)->sb_bmp_dir[bmp_block]);
if (!sec || sec > hpfs_sb(s)->sb_fs_size-4) {
hpfs_error(s, "invalid bitmap block pointer %08x -> %08x at %s", bmp_block, sec, id);
return NULL;
@@ -46,18 +46,18 @@ unsigned char *hpfs_load_code_page(struc
struct code_page_data *cpd;
struct code_page_directory *cp = hpfs_map_sector(s, cps, &bh, 0);
if (!cp) return NULL;
- if (cp->magic != CP_DIR_MAGIC) {
- printk("HPFS: Code page directory magic doesn't match (magic = %08x)\n", cp->magic);
+ if (le32_to_cpu(cp->magic) != CP_DIR_MAGIC) {
+ printk("HPFS: Code page directory magic doesn't match (magic = %08x)\n", le32_to_cpu(cp->magic));
brelse(bh);
return NULL;
}
- if (!cp->n_code_pages) {
+ if (!le32_to_cpu(cp->n_code_pages)) {
printk("HPFS: n_code_pages == 0\n");
brelse(bh);
return NULL;
}
- cpds = cp->array[0].code_page_data;
- cpi = cp->array[0].index;
+ cpds = le32_to_cpu(cp->array[0].code_page_data);
+ cpi = le16_to_cpu(cp->array[0].index);
brelse(bh);
if (cpi >= 3) {
@@ -66,12 +66,12 @@ unsigned char *hpfs_load_code_page(struc
}
if (!(cpd = hpfs_map_sector(s, cpds, &bh, 0))) return NULL;
- if ((unsigned)cpd->offs[cpi] > 0x178) {
+ if (le16_to_cpu(cpd->offs[cpi]) > 0x178) {
printk("HPFS: Code page index out of sector\n");
brelse(bh);
return NULL;
}
- ptr = (unsigned char *)cpd + cpd->offs[cpi] + 6;
+ ptr = (unsigned char *)cpd + le16_to_cpu(cpd->offs[cpi]) + 6;
if (!(cp_table = kmalloc(256, GFP_KERNEL))) {
printk("HPFS: out of memory for code page table\n");
brelse(bh);
@@ -125,7 +125,7 @@ struct fnode *hpfs_map_fnode(struct supe
if (hpfs_sb(s)->sb_chk) {
struct extended_attribute *ea;
struct extended_attribute *ea_end;
- if (fnode->magic != FNODE_MAGIC) {
+ if (le32_to_cpu(fnode->magic) != FNODE_MAGIC) {
hpfs_error(s, "bad magic on fnode %08lx",
(unsigned long)ino);
goto bail;
@@ -138,7 +138,7 @@ struct fnode *hpfs_map_fnode(struct supe
(unsigned long)ino);
goto bail;
}
- if (fnode->btree.first_free !=
+ if (le16_to_cpu(fnode->btree.first_free) !=
8 + fnode->btree.n_used_nodes * (fnode->btree.internal ? 8 : 12)) {
hpfs_error(s,
"bad first_free pointer in fnode %08lx",
@@ -146,12 +146,12 @@ struct fnode *hpfs_map_fnode(struct supe
goto bail;
}
}
- if (fnode->ea_size_s && ((signed int)fnode->ea_offs < 0xc4 ||
- (signed int)fnode->ea_offs + fnode->acl_size_s + fnode->ea_size_s > 0x200)) {
+ if (le16_to_cpu(fnode->ea_size_s) && (le16_to_cpu(fnode->ea_offs) < 0xc4 ||
+ le16_to_cpu(fnode->ea_offs) + le16_to_cpu(fnode->acl_size_s) + le16_to_cpu(fnode->ea_size_s) > 0x200)) {
hpfs_error(s,
"bad EA info in fnode %08lx: ea_offs == %04x ea_size_s == %04x",
(unsigned long)ino,
- fnode->ea_offs, fnode->ea_size_s);
+ le16_to_cpu(fnode->ea_offs), le16_to_cpu(fnode->ea_size_s));
goto bail;
}
ea = fnode_ea(fnode);
@@ -178,16 +178,20 @@ struct anode *hpfs_map_anode(struct supe
if (hpfs_sb(s)->sb_chk) if (hpfs_chk_sectors(s, ano, 1, "anode")) return NULL;
if ((anode = hpfs_map_sector(s, ano, bhp, ANODE_RD_AHEAD)))
if (hpfs_sb(s)->sb_chk) {
- if (anode->magic != ANODE_MAGIC || anode->self != ano) {
+ if (le32_to_cpu(anode->magic) != ANODE_MAGIC) {
hpfs_error(s, "bad magic on anode %08x", ano);
goto bail;
}
+ if (le32_to_cpu(anode->self) != ano) {
+ hpfs_error(s, "self pointer invalid on anode %08x", ano);
+ goto bail;
+ }
if ((unsigned)anode->btree.n_used_nodes + (unsigned)anode->btree.n_free_nodes !=
(anode->btree.internal ? 60 : 40)) {
hpfs_error(s, "bad number of nodes in anode %08x", ano);
goto bail;
}
- if (anode->btree.first_free !=
+ if (le16_to_cpu(anode->btree.first_free) !=
8 + anode->btree.n_used_nodes * (anode->btree.internal ? 8 : 12)) {
hpfs_error(s, "bad first_free pointer in anode %08x", ano);
goto bail;
@@ -219,26 +223,26 @@ struct dnode *hpfs_map_dnode(struct supe
unsigned p, pp = 0;
unsigned char *d = (unsigned char *)dnode;
int b = 0;
- if (dnode->magic != DNODE_MAGIC) {
+ if (le32_to_cpu(dnode->magic) != DNODE_MAGIC) {
hpfs_error(s, "bad magic on dnode %08x", secno);
goto bail;
}
- if (dnode->self != secno)
- hpfs_error(s, "bad self pointer on dnode %08x self = %08x", secno, dnode->self);
+ if (le32_to_cpu(dnode->self) != secno)
+ hpfs_error(s, "bad self pointer on dnode %08x self = %08x", secno, le32_to_cpu(dnode->self));
/* Check dirents - bad dirents would cause infinite
loops or shooting to memory */
- if (dnode->first_free > 2048/* || dnode->first_free < 84*/) {
- hpfs_error(s, "dnode %08x has first_free == %08x", secno, dnode->first_free);
+ if (le32_to_cpu(dnode->first_free) > 2048) {
+ hpfs_error(s, "dnode %08x has first_free == %08x", secno, le32_to_cpu(dnode->first_free));
goto bail;
}
- for (p = 20; p < dnode->first_free; p += d[p] + (d[p+1] << 8)) {
+ for (p = 20; p < le32_to_cpu(dnode->first_free); p += d[p] + (d[p+1] << 8)) {
struct hpfs_dirent *de = (struct hpfs_dirent *)((char *)dnode + p);
- if (de->length > 292 || (de->length < 32) || (de->length & 3) || p + de->length > 2048) {
+ if (le16_to_cpu(de->length) > 292 || (le16_to_cpu(de->length) < 32) || (le16_to_cpu(de->length) & 3) || p + le16_to_cpu(de->length) > 2048) {
hpfs_error(s, "bad dirent size in dnode %08x, dirent %03x, last %03x", secno, p, pp);
goto bail;
}
- if (((31 + de->namelen + de->down*4 + 3) & ~3) != de->length) {
- if (((31 + de->namelen + de->down*4 + 3) & ~3) < de->length && s->s_flags & MS_RDONLY) goto ok;
+ if (((31 + de->namelen + de->down*4 + 3) & ~3) != le16_to_cpu(de->length)) {
+ if (((31 + de->namelen + de->down*4 + 3) & ~3) < le16_to_cpu(de->length) && s->s_flags & MS_RDONLY) goto ok;
hpfs_error(s, "namelen does not match dirent size in dnode %08x, dirent %03x, last %03x", secno, p, pp);
goto bail;
}
@@ -251,7 +255,7 @@ struct dnode *hpfs_map_dnode(struct supe
pp = p;
}
- if (p != dnode->first_free) {
+ if (p != le32_to_cpu(dnode->first_free)) {
hpfs_error(s, "size on last dirent does not match first_free; dnode %08x", secno);
goto bail;
}
@@ -277,7 +281,7 @@ dnode_secno hpfs_fnode_dno(struct super_
if (!fnode)
return 0;
- dno = fnode->u.external[0].disk_secno;
+ dno = le32_to_cpu(fnode->u.external[0].disk_secno);
brelse(bh);
return dno;
}
Index: linux-2.6.39-rc5-fast/fs/hpfs/super.c
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/super.c 2011-05-05 01:02:55.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/super.c 2011-05-05 01:02:58.000000000 +0200
@@ -135,7 +135,7 @@ static unsigned count_bitmaps(struct sup
n_bands = (hpfs_sb(s)->sb_fs_size + 0x3fff) >> 14;
count = 0;
for (n = 0; n < n_bands; n++)
- count += hpfs_count_one_bitmap(s, hpfs_sb(s)->sb_bmp_dir[n]);
+ count += hpfs_count_one_bitmap(s, le32_to_cpu(hpfs_sb(s)->sb_bmp_dir[n]));
return count;
}
@@ -509,9 +509,9 @@ static int hpfs_fill_super(struct super_
if (!(spareblock = hpfs_map_sector(s, 17, &bh2, 0))) goto bail3;
/* Check magics */
- if (/*bootblock->magic != BB_MAGIC
- ||*/ superblock->magic != SB_MAGIC
- || spareblock->magic != SP_MAGIC) {
+ if (/*le16_to_cpu(bootblock->magic) != BB_MAGIC
+ ||*/ le32_to_cpu(superblock->magic) != SB_MAGIC
+ || le32_to_cpu(spareblock->magic) != SP_MAGIC) {
if (!silent) printk("HPFS: Bad magic ... probably not HPFS\n");
goto bail4;
}
@@ -532,12 +532,12 @@ static int hpfs_fill_super(struct super_
s->s_op = &hpfs_sops;
s->s_d_op = &hpfs_dentry_operations;
- sbi->sb_root = superblock->root;
- sbi->sb_fs_size = superblock->n_sectors;
- sbi->sb_bitmaps = superblock->bitmaps;
- sbi->sb_dirband_start = superblock->dir_band_start;
- sbi->sb_dirband_size = superblock->n_dir_band;
- sbi->sb_dmap = superblock->dir_band_bitmap;
+ sbi->sb_root = le32_to_cpu(superblock->root);
+ sbi->sb_fs_size = le32_to_cpu(superblock->n_sectors);
+ sbi->sb_bitmaps = le32_to_cpu(superblock->bitmaps);
+ sbi->sb_dirband_start = le32_to_cpu(superblock->dir_band_start);
+ sbi->sb_dirband_size = le32_to_cpu(superblock->n_dir_band);
+ sbi->sb_dmap = le32_to_cpu(superblock->dir_band_bitmap);
sbi->sb_uid = uid;
sbi->sb_gid = gid;
sbi->sb_mode = 0777 & ~umask;
@@ -555,7 +555,7 @@ static int hpfs_fill_super(struct super_
sbi->sb_max_fwd_alloc = 0xffffff;
/* Load bitmap directory */
- if (!(sbi->sb_bmp_dir = hpfs_load_bitmap_directory(s, superblock->bitmaps)))
+ if (!(sbi->sb_bmp_dir = hpfs_load_bitmap_directory(s, le32_to_cpu(superblock->bitmaps))))
goto bail4;
/* Check for general fs errors*/
@@ -573,7 +573,7 @@ static int hpfs_fill_super(struct super_
mark_buffer_dirty(bh2);
}
- if (spareblock->hotfixes_used || spareblock->n_spares_used) {
+ if (le32_to_cpu(spareblock->hotfixes_used) || le32_to_cpu(spareblock->n_spares_used)) {
if (errs >= 2) {
printk("HPFS: Hotfixes not supported here, try chkdsk\n");
mark_dirty(s, 0);
@@ -583,7 +583,7 @@ static int hpfs_fill_super(struct super_
if (errs == 0) printk("HPFS: Proceeding, but your filesystem will be probably corrupted by this driver...\n");
else printk("HPFS: This driver may read bad files or crash when operating on disk with hotfixes.\n");
}
- if (spareblock->n_dnode_spares != spareblock->n_dnode_spares_free) {
+ if (le32_to_cpu(spareblock->n_dnode_spares) != le32_to_cpu(spareblock->n_dnode_spares_free)) {
if (errs >= 2) {
printk("HPFS: Spare dnodes used, try chkdsk\n");
mark_dirty(s, 0);
@@ -594,17 +594,17 @@ static int hpfs_fill_super(struct super_
}
if (chk) {
unsigned a;
- if (superblock->dir_band_end - superblock->dir_band_start + 1 != superblock->n_dir_band ||
- superblock->dir_band_end < superblock->dir_band_start || superblock->n_dir_band > 0x4000) {
+ if (le32_to_cpu(superblock->dir_band_end) - le32_to_cpu(superblock->dir_band_start) + 1 != le32_to_cpu(superblock->n_dir_band) ||
+ le32_to_cpu(superblock->dir_band_end) < le32_to_cpu(superblock->dir_band_start) || le32_to_cpu(superblock->n_dir_band) > 0x4000) {
hpfs_error(s, "dir band size mismatch: dir_band_start==%08x, dir_band_end==%08x, n_dir_band==%08x",
- superblock->dir_band_start, superblock->dir_band_end, superblock->n_dir_band);
+ le32_to_cpu(superblock->dir_band_start), le32_to_cpu(superblock->dir_band_end), le32_to_cpu(superblock->n_dir_band));
goto bail4;
}
a = sbi->sb_dirband_size;
sbi->sb_dirband_size = 0;
- if (hpfs_chk_sectors(s, superblock->dir_band_start, superblock->n_dir_band, "dir_band") ||
- hpfs_chk_sectors(s, superblock->dir_band_bitmap, 4, "dir_band_bitmap") ||
- hpfs_chk_sectors(s, superblock->bitmaps, 4, "bitmaps")) {
+ if (hpfs_chk_sectors(s, le32_to_cpu(superblock->dir_band_start), le32_to_cpu(superblock->n_dir_band), "dir_band") ||
+ hpfs_chk_sectors(s, le32_to_cpu(superblock->dir_band_bitmap), 4, "dir_band_bitmap") ||
+ hpfs_chk_sectors(s, le32_to_cpu(superblock->bitmaps), 4, "bitmaps")) {
mark_dirty(s, 0);
goto bail4;
}
@@ -612,8 +612,8 @@ static int hpfs_fill_super(struct super_
} else printk("HPFS: You really don't want any checks? You are crazy...\n");
/* Load code page table */
- if (spareblock->n_code_pages)
- if (!(sbi->sb_cp_table = hpfs_load_code_page(s, spareblock->code_page_dir)))
+ if (le32_to_cpu(spareblock->n_code_pages))
+ if (!(sbi->sb_cp_table = hpfs_load_code_page(s, le32_to_cpu(spareblock->code_page_dir))))
printk("HPFS: Warning: code page support is disabled\n");
brelse(bh2);
@@ -642,13 +642,13 @@ static int hpfs_fill_super(struct super_
if (!de)
hpfs_error(s, "unable to find root dir");
else {
- root->i_atime.tv_sec = local_to_gmt(s, de->read_date);
+ root->i_atime.tv_sec = local_to_gmt(s, le32_to_cpu(de->read_date));
root->i_atime.tv_nsec = 0;
- root->i_mtime.tv_sec = local_to_gmt(s, de->write_date);
+ root->i_mtime.tv_sec = local_to_gmt(s, le32_to_cpu(de->write_date));
root->i_mtime.tv_nsec = 0;
- root->i_ctime.tv_sec = local_to_gmt(s, de->creation_date);
+ root->i_ctime.tv_sec = local_to_gmt(s, le32_to_cpu(de->creation_date));
root->i_ctime.tv_nsec = 0;
- hpfs_i(root)->i_ea_size = de->ea_size;
+ hpfs_i(root)->i_ea_size = le16_to_cpu(de->ea_size);
hpfs_i(root)->i_parent_dir = root->i_ino;
if (root->i_size == -1)
root->i_size = 2048;
Index: linux-2.6.39-rc5-fast/fs/hpfs/anode.c
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/anode.c 2011-05-05 01:02:45.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/anode.c 2011-05-05 01:02:58.000000000 +0200
@@ -22,8 +22,8 @@ secno hpfs_bplus_lookup(struct super_blo
if (hpfs_sb(s)->sb_chk) if (hpfs_stop_cycles(s, a, &c1, &c2, "hpfs_bplus_lookup")) return -1;
if (btree->internal) {
for (i = 0; i < btree->n_used_nodes; i++)
- if (btree->u.internal[i].file_secno > sec) {
- a = btree->u.internal[i].down;
+ if (le32_to_cpu(btree->u.internal[i].file_secno) > sec) {
+ a = le32_to_cpu(btree->u.internal[i].down);
brelse(bh);
if (!(anode = hpfs_map_anode(s, a, &bh))) return -1;
btree = &anode->btree;
@@ -34,18 +34,18 @@ secno hpfs_bplus_lookup(struct super_blo
return -1;
}
for (i = 0; i < btree->n_used_nodes; i++)
- if (btree->u.external[i].file_secno <= sec &&
- btree->u.external[i].file_secno + btree->u.external[i].length > sec) {
- a = btree->u.external[i].disk_secno + sec - btree->u.external[i].file_secno;
+ if (le32_to_cpu(btree->u.external[i].file_secno) <= sec &&
+ le32_to_cpu(btree->u.external[i].file_secno) + le32_to_cpu(btree->u.external[i].length) > sec) {
+ a = le32_to_cpu(btree->u.external[i].disk_secno) + sec - le32_to_cpu(btree->u.external[i].file_secno);
if (hpfs_sb(s)->sb_chk) if (hpfs_chk_sectors(s, a, 1, "data")) {
brelse(bh);
return -1;
}
if (inode) {
struct hpfs_inode_info *hpfs_inode = hpfs_i(inode);
- hpfs_inode->i_file_sec = btree->u.external[i].file_secno;
- hpfs_inode->i_disk_sec = btree->u.external[i].disk_secno;
- hpfs_inode->i_n_secs = btree->u.external[i].length;
+ hpfs_inode->i_file_sec = le32_to_cpu(btree->u.external[i].file_secno);
+ hpfs_inode->i_disk_sec = le32_to_cpu(btree->u.external[i].disk_secno);
+ hpfs_inode->i_n_secs = le32_to_cpu(btree->u.external[i].length);
}
brelse(bh);
return a;
@@ -83,8 +83,8 @@ secno hpfs_add_sector_to_btree(struct su
return -1;
}
if (btree->internal) {
- a = btree->u.internal[n].down;
- btree->u.internal[n].file_secno = -1;
+ a = le32_to_cpu(btree->u.internal[n].down);
+ btree->u.internal[n].file_secno = cpu_to_le32(-1);
mark_buffer_dirty(bh);
brelse(bh);
if (hpfs_sb(s)->sb_chk)
@@ -94,15 +94,15 @@ secno hpfs_add_sector_to_btree(struct su
goto go_down;
}
if (n >= 0) {
- if (btree->u.external[n].file_secno + btree->u.external[n].length != fsecno) {
+ if (le32_to_cpu(btree->u.external[n].file_secno) + le32_to_cpu(btree->u.external[n].length) != fsecno) {
hpfs_error(s, "allocated size %08x, trying to add sector %08x, %cnode %08x",
- btree->u.external[n].file_secno + btree->u.external[n].length, fsecno,
+ le32_to_cpu(btree->u.external[n].file_secno) + le32_to_cpu(btree->u.external[n].length), fsecno,
fnod?'f':'a', node);
brelse(bh);
return -1;
}
- if (hpfs_alloc_if_possible(s, se = btree->u.external[n].disk_secno + btree->u.external[n].length)) {
- btree->u.external[n].length++;
+ if (hpfs_alloc_if_possible(s, se = le32_to_cpu(btree->u.external[n].disk_secno) + le32_to_cpu(btree->u.external[n].length))) {
+ btree->u.external[n].length = cpu_to_le32(le32_to_cpu(btree->u.external[n].length) + 1);
mark_buffer_dirty(bh);
brelse(bh);
return se;
@@ -119,16 +119,16 @@ secno hpfs_add_sector_to_btree(struct su
brelse(bh);
return -1;
}
- fs = n < 0 ? 0 : btree->u.external[n].file_secno + btree->u.external[n].length;
+ fs = n < 0 ? 0 : le32_to_cpu(btree->u.external[n].file_secno) + le32_to_cpu(btree->u.external[n].length);
if (!btree->n_free_nodes) {
- up = a != node ? anode->up : -1;
+ up = a != node ? le32_to_cpu(anode->up) : -1;
if (!(anode = hpfs_alloc_anode(s, a, &na, &bh1))) {
brelse(bh);
hpfs_free_sectors(s, se, 1);
return -1;
}
if (a == node && fnod) {
- anode->up = node;
+ anode->up = cpu_to_le32(node);
anode->btree.fnode_parent = 1;
anode->btree.n_used_nodes = btree->n_used_nodes;
anode->btree.first_free = btree->first_free;
@@ -137,9 +137,9 @@ secno hpfs_add_sector_to_btree(struct su
btree->internal = 1;
btree->n_free_nodes = 11;
btree->n_used_nodes = 1;
- btree->first_free = (char *)&(btree->u.internal[1]) - (char *)btree;
- btree->u.internal[0].file_secno = -1;
- btree->u.internal[0].down = na;
+ btree->first_free = cpu_to_le16((char *)&(btree->u.internal[1]) - (char *)btree);
+ btree->u.internal[0].file_secno = cpu_to_le32(-1);
+ btree->u.internal[0].down = cpu_to_le32(na);
mark_buffer_dirty(bh);
} else if (!(ranode = hpfs_alloc_anode(s, /*a*/0, &ra, &bh2))) {
brelse(bh);
@@ -153,15 +153,15 @@ secno hpfs_add_sector_to_btree(struct su
btree = &anode->btree;
}
btree->n_free_nodes--; n = btree->n_used_nodes++;
- btree->first_free += 12;
- btree->u.external[n].disk_secno = se;
- btree->u.external[n].file_secno = fs;
- btree->u.external[n].length = 1;
+ btree->first_free = cpu_to_le16(le16_to_cpu(btree->first_free) + 12);
+ btree->u.external[n].disk_secno = cpu_to_le32(se);
+ btree->u.external[n].file_secno = cpu_to_le32(fs);
+ btree->u.external[n].length = cpu_to_le32(1);
mark_buffer_dirty(bh);
brelse(bh);
if ((a == node && fnod) || na == -1) return se;
c2 = 0;
- while (up != -1) {
+ while (up != (anode_secno)-1) {
struct anode *new_anode;
if (hpfs_sb(s)->sb_chk)
if (hpfs_stop_cycles(s, up, &c1, &c2, "hpfs_add_sector_to_btree #2")) return -1;
@@ -174,47 +174,47 @@ secno hpfs_add_sector_to_btree(struct su
}
if (btree->n_free_nodes) {
btree->n_free_nodes--; n = btree->n_used_nodes++;
- btree->first_free += 8;
- btree->u.internal[n].file_secno = -1;
- btree->u.internal[n].down = na;
- btree->u.internal[n-1].file_secno = fs;
+ btree->first_free = cpu_to_le16(le16_to_cpu(btree->first_free) + 8);
+ btree->u.internal[n].file_secno = cpu_to_le32(-1);
+ btree->u.internal[n].down = cpu_to_le32(na);
+ btree->u.internal[n-1].file_secno = cpu_to_le32(fs);
mark_buffer_dirty(bh);
brelse(bh);
brelse(bh2);
hpfs_free_sectors(s, ra, 1);
if ((anode = hpfs_map_anode(s, na, &bh))) {
- anode->up = up;
+ anode->up = cpu_to_le32(up);
anode->btree.fnode_parent = up == node && fnod;
mark_buffer_dirty(bh);
brelse(bh);
}
return se;
}
- up = up != node ? anode->up : -1;
- btree->u.internal[btree->n_used_nodes - 1].file_secno = /*fs*/-1;
+ up = up != node ? le32_to_cpu(anode->up) : -1;
+ btree->u.internal[btree->n_used_nodes - 1].file_secno = cpu_to_le32(/*fs*/-1);
mark_buffer_dirty(bh);
brelse(bh);
a = na;
if ((new_anode = hpfs_alloc_anode(s, a, &na, &bh))) {
anode = new_anode;
- /*anode->up = up != -1 ? up : ra;*/
+ /*anode->up = cpu_to_le32(up != -1 ? up : ra);*/
anode->btree.internal = 1;
anode->btree.n_used_nodes = 1;
anode->btree.n_free_nodes = 59;
- anode->btree.first_free = 16;
- anode->btree.u.internal[0].down = a;
- anode->btree.u.internal[0].file_secno = -1;
+ anode->btree.first_free = cpu_to_le16(16);
+ anode->btree.u.internal[0].down = cpu_to_le32(a);
+ anode->btree.u.internal[0].file_secno = cpu_to_le32(-1);
mark_buffer_dirty(bh);
brelse(bh);
if ((anode = hpfs_map_anode(s, a, &bh))) {
- anode->up = na;
+ anode->up = cpu_to_le32(na);
mark_buffer_dirty(bh);
brelse(bh);
}
} else na = a;
}
if ((anode = hpfs_map_anode(s, na, &bh))) {
- anode->up = node;
+ anode->up = cpu_to_le32(node);
if (fnod) anode->btree.fnode_parent = 1;
mark_buffer_dirty(bh);
brelse(bh);
@@ -232,14 +232,14 @@ secno hpfs_add_sector_to_btree(struct su
}
btree = &fnode->btree;
}
- ranode->up = node;
- memcpy(&ranode->btree, btree, btree->first_free);
+ ranode->up = cpu_to_le32(node);
+ memcpy(&ranode->btree, btree, le16_to_cpu(btree->first_free));
if (fnod) ranode->btree.fnode_parent = 1;
ranode->btree.n_free_nodes = (ranode->btree.internal ? 60 : 40) - ranode->btree.n_used_nodes;
if (ranode->btree.internal) for (n = 0; n < ranode->btree.n_used_nodes; n++) {
struct anode *unode;
- if ((unode = hpfs_map_anode(s, ranode->u.internal[n].down, &bh1))) {
- unode->up = ra;
+ if ((unode = hpfs_map_anode(s, le32_to_cpu(ranode->u.internal[n].down), &bh1))) {
+ unode->up = cpu_to_le32(ra);
unode->btree.fnode_parent = 0;
mark_buffer_dirty(bh1);
brelse(bh1);
@@ -248,11 +248,11 @@ secno hpfs_add_sector_to_btree(struct su
btree->internal = 1;
btree->n_free_nodes = fnod ? 10 : 58;
btree->n_used_nodes = 2;
- btree->first_free = (char *)&btree->u.internal[2] - (char *)btree;
- btree->u.internal[0].file_secno = fs;
- btree->u.internal[0].down = ra;
- btree->u.internal[1].file_secno = -1;
- btree->u.internal[1].down = na;
+ btree->first_free = cpu_to_le16((char *)&btree->u.internal[2] - (char *)btree);
+ btree->u.internal[0].file_secno = cpu_to_le32(fs);
+ btree->u.internal[0].down = cpu_to_le32(ra);
+ btree->u.internal[1].file_secno = cpu_to_le32(-1);
+ btree->u.internal[1].down = cpu_to_le32(na);
mark_buffer_dirty(bh);
brelse(bh);
mark_buffer_dirty(bh2);
@@ -279,7 +279,7 @@ void hpfs_remove_btree(struct super_bloc
go_down:
d2 = 0;
while (btree1->internal) {
- ano = btree1->u.internal[pos].down;
+ ano = le32_to_cpu(btree1->u.internal[pos].down);
if (level) brelse(bh);
if (hpfs_sb(s)->sb_chk)
if (hpfs_stop_cycles(s, ano, &d1, &d2, "hpfs_remove_btree #1"))
@@ -290,7 +290,7 @@ void hpfs_remove_btree(struct super_bloc
pos = 0;
}
for (i = 0; i < btree1->n_used_nodes; i++)
- hpfs_free_sectors(s, btree1->u.external[i].disk_secno, btree1->u.external[i].length);
+ hpfs_free_sectors(s, le32_to_cpu(btree1->u.external[i].disk_secno), le32_to_cpu(btree1->u.external[i].length));
go_up:
if (!level) return;
brelse(bh);
@@ -298,13 +298,13 @@ void hpfs_remove_btree(struct super_bloc
if (hpfs_stop_cycles(s, ano, &c1, &c2, "hpfs_remove_btree #2")) return;
hpfs_free_sectors(s, ano, 1);
oano = ano;
- ano = anode->up;
+ ano = le32_to_cpu(anode->up);
if (--level) {
if (!(anode = hpfs_map_anode(s, ano, &bh))) return;
btree1 = &anode->btree;
} else btree1 = btree;
for (i = 0; i < btree1->n_used_nodes; i++) {
- if (btree1->u.internal[i].down == oano) {
+ if (le32_to_cpu(btree1->u.internal[i].down) == oano) {
if ((pos = i + 1) < btree1->n_used_nodes)
goto go_down;
else
@@ -411,7 +411,7 @@ void hpfs_truncate_btree(struct super_bl
if (fno) {
btree->n_free_nodes = 8;
btree->n_used_nodes = 0;
- btree->first_free = 8;
+ btree->first_free = cpu_to_le16(8);
btree->internal = 0;
mark_buffer_dirty(bh);
} else hpfs_free_sectors(s, f, 1);
@@ -421,22 +421,22 @@ void hpfs_truncate_btree(struct super_bl
while (btree->internal) {
nodes = btree->n_used_nodes + btree->n_free_nodes;
for (i = 0; i < btree->n_used_nodes; i++)
- if (btree->u.internal[i].file_secno >= secs) goto f;
+ if (le32_to_cpu(btree->u.internal[i].file_secno) >= secs) goto f;
brelse(bh);
hpfs_error(s, "internal btree %08x doesn't end with -1", node);
return;
f:
for (j = i + 1; j < btree->n_used_nodes; j++)
- hpfs_ea_remove(s, btree->u.internal[j].down, 1, 0);
+ hpfs_ea_remove(s, le32_to_cpu(btree->u.internal[j].down), 1, 0);
btree->n_used_nodes = i + 1;
btree->n_free_nodes = nodes - btree->n_used_nodes;
- btree->first_free = 8 + 8 * btree->n_used_nodes;
+ btree->first_free = cpu_to_le16(8 + 8 * btree->n_used_nodes);
mark_buffer_dirty(bh);
- if (btree->u.internal[i].file_secno == secs) {
+ if (btree->u.internal[i].file_secno == cpu_to_le32(secs)) {
brelse(bh);
return;
}
- node = btree->u.internal[i].down;
+ node = le32_to_cpu(btree->u.internal[i].down);
brelse(bh);
if (hpfs_sb(s)->sb_chk)
if (hpfs_stop_cycles(s, node, &c1, &c2, "hpfs_truncate_btree"))
@@ -446,25 +446,25 @@ void hpfs_truncate_btree(struct super_bl
}
nodes = btree->n_used_nodes + btree->n_free_nodes;
for (i = 0; i < btree->n_used_nodes; i++)
- if (btree->u.external[i].file_secno + btree->u.external[i].length >= secs) goto ff;
+ if (le32_to_cpu(btree->u.external[i].file_secno) + le32_to_cpu(btree->u.external[i].length) >= secs) goto ff;
brelse(bh);
return;
ff:
- if (secs <= btree->u.external[i].file_secno) {
+ if (secs <= le32_to_cpu(btree->u.external[i].file_secno)) {
hpfs_error(s, "there is an allocation error in file %08x, sector %08x", f, secs);
if (i) i--;
}
- else if (btree->u.external[i].file_secno + btree->u.external[i].length > secs) {
- hpfs_free_sectors(s, btree->u.external[i].disk_secno + secs -
- btree->u.external[i].file_secno, btree->u.external[i].length
- - secs + btree->u.external[i].file_secno); /* I hope gcc optimizes this :-) */
- btree->u.external[i].length = secs - btree->u.external[i].file_secno;
+ else if (le32_to_cpu(btree->u.external[i].file_secno) + le32_to_cpu(btree->u.external[i].length) > secs) {
+ hpfs_free_sectors(s, le32_to_cpu(btree->u.external[i].disk_secno) + secs -
+ le32_to_cpu(btree->u.external[i].file_secno), le32_to_cpu(btree->u.external[i].length)
+ - secs + le32_to_cpu(btree->u.external[i].file_secno)); /* I hope gcc optimizes this :-) */
+ btree->u.external[i].length = cpu_to_le32(secs - le32_to_cpu(btree->u.external[i].file_secno));
}
for (j = i + 1; j < btree->n_used_nodes; j++)
- hpfs_free_sectors(s, btree->u.external[j].disk_secno, btree->u.external[j].length);
+ hpfs_free_sectors(s, le32_to_cpu(btree->u.external[j].disk_secno), le32_to_cpu(btree->u.external[j].length));
btree->n_used_nodes = i + 1;
btree->n_free_nodes = nodes - btree->n_used_nodes;
- btree->first_free = 8 + 12 * btree->n_used_nodes;
+ btree->first_free = cpu_to_le16(8 + 12 * btree->n_used_nodes);
mark_buffer_dirty(bh);
brelse(bh);
}
@@ -480,12 +480,12 @@ void hpfs_remove_fnode(struct super_bloc
struct extended_attribute *ea_end;
if (!(fnode = hpfs_map_fnode(s, fno, &bh))) return;
if (!fnode->dirflag) hpfs_remove_btree(s, &fnode->btree);
- else hpfs_remove_dtree(s, fnode->u.external[0].disk_secno);
+ else hpfs_remove_dtree(s, le32_to_cpu(fnode->u.external[0].disk_secno));
ea_end = fnode_end_ea(fnode);
for (ea = fnode_ea(fnode); ea < ea_end; ea = next_ea(ea))
if (ea->indirect)
hpfs_ea_remove(s, ea_sec(ea), ea->anode, ea_len(ea));
- hpfs_ea_ext_remove(s, fnode->ea_secno, fnode->ea_anode, fnode->ea_size_l);
+ hpfs_ea_ext_remove(s, le32_to_cpu(fnode->ea_secno), fnode->ea_anode, le32_to_cpu(fnode->ea_size_l));
brelse(bh);
hpfs_free_sectors(s, fno, 1);
}
Index: linux-2.6.39-rc5-fast/fs/hpfs/dir.c
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/dir.c 2011-05-05 01:02:47.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/dir.c 2011-05-05 01:02:58.000000000 +0200
@@ -88,9 +88,9 @@ static int hpfs_readdir(struct file *fil
hpfs_error(inode->i_sb, "not a directory, fnode %08lx",
(unsigned long)inode->i_ino);
}
- if (hpfs_inode->i_dno != fno->u.external[0].disk_secno) {
+ if (hpfs_inode->i_dno != le32_to_cpu(fno->u.external[0].disk_secno)) {
e = 1;
- hpfs_error(inode->i_sb, "corrupted inode: i_dno == %08x, fnode -> dnode == %08x", hpfs_inode->i_dno, fno->u.external[0].disk_secno);
+ hpfs_error(inode->i_sb, "corrupted inode: i_dno == %08x, fnode -> dnode == %08x", hpfs_inode->i_dno, le32_to_cpu(fno->u.external[0].disk_secno));
}
brelse(bh);
if (e) {
@@ -156,7 +156,7 @@ static int hpfs_readdir(struct file *fil
goto again;
}
tempname = hpfs_translate_name(inode->i_sb, de->name, de->namelen, lc, de->not_8x3);
- if (filldir(dirent, tempname, de->namelen, old_pos, de->fnode, DT_UNKNOWN) < 0) {
+ if (filldir(dirent, tempname, de->namelen, old_pos, le32_to_cpu(de->fnode), DT_UNKNOWN) < 0) {
filp->f_pos = old_pos;
if (tempname != de->name) kfree(tempname);
hpfs_brelse4(&qbh);
@@ -221,7 +221,7 @@ struct dentry *hpfs_lookup(struct inode
* Get inode number, what we're after.
*/
- ino = de->fnode;
+ ino = le32_to_cpu(de->fnode);
/*
* Go find or make an inode.
@@ -236,7 +236,7 @@ struct dentry *hpfs_lookup(struct inode
hpfs_init_inode(result);
if (de->directory)
hpfs_read_inode(result);
- else if (de->ea_size && hpfs_sb(dir->i_sb)->sb_eas)
+ else if (le32_to_cpu(de->ea_size) && hpfs_sb(dir->i_sb)->sb_eas)
hpfs_read_inode(result);
else {
result->i_mode |= S_IFREG;
@@ -261,19 +261,19 @@ struct dentry *hpfs_lookup(struct inode
*/
if (!result->i_ctime.tv_sec) {
- if (!(result->i_ctime.tv_sec = local_to_gmt(dir->i_sb, de->creation_date)))
+ if (!(result->i_ctime.tv_sec = local_to_gmt(dir->i_sb, le32_to_cpu(de->creation_date))))
result->i_ctime.tv_sec = 1;
result->i_ctime.tv_nsec = 0;
- result->i_mtime.tv_sec = local_to_gmt(dir->i_sb, de->write_date);
+ result->i_mtime.tv_sec = local_to_gmt(dir->i_sb, le32_to_cpu(de->write_date));
result->i_mtime.tv_nsec = 0;
- result->i_atime.tv_sec = local_to_gmt(dir->i_sb, de->read_date);
+ result->i_atime.tv_sec = local_to_gmt(dir->i_sb, le32_to_cpu(de->read_date));
result->i_atime.tv_nsec = 0;
- hpfs_result->i_ea_size = de->ea_size;
+ hpfs_result->i_ea_size = le32_to_cpu(de->ea_size);
if (!hpfs_result->i_ea_mode && de->read_only)
result->i_mode &= ~0222;
if (!de->directory) {
if (result->i_size == -1) {
- result->i_size = de->file_size;
+ result->i_size = le32_to_cpu(de->file_size);
result->i_data.a_ops = &hpfs_aops;
hpfs_i(result)->mmu_private = result->i_size;
/*
Index: linux-2.6.39-rc5-fast/fs/hpfs/dnode.c
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/dnode.c 2011-05-05 01:02:45.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/dnode.c 2011-05-05 01:02:58.000000000 +0200
@@ -14,11 +14,11 @@ static loff_t get_pos(struct dnode *d, s
struct hpfs_dirent *de_end = dnode_end_de(d);
int i = 1;
for (de = dnode_first_de(d); de < de_end; de = de_next_de(de)) {
- if (de == fde) return ((loff_t) d->self << 4) | (loff_t)i;
+ if (de == fde) return ((loff_t) le32_to_cpu(d->self) << 4) | (loff_t)i;
i++;
}
printk("HPFS: get_pos: not_found\n");
- return ((loff_t)d->self << 4) | (loff_t)1;
+ return ((loff_t)le32_to_cpu(d->self) << 4) | (loff_t)1;
}
void hpfs_add_pos(struct inode *inode, loff_t *pos)
@@ -130,30 +130,30 @@ static void set_last_pointer(struct supe
{
struct hpfs_dirent *de;
if (!(de = dnode_last_de(d))) {
- hpfs_error(s, "set_last_pointer: empty dnode %08x", d->self);
+ hpfs_error(s, "set_last_pointer: empty dnode %08x", le32_to_cpu(d->self));
return;
}
if (hpfs_sb(s)->sb_chk) {
if (de->down) {
hpfs_error(s, "set_last_pointer: dnode %08x has already last pointer %08x",
- d->self, de_down_pointer(de));
+ le32_to_cpu(d->self), de_down_pointer(de));
return;
}
- if (de->length != 32) {
- hpfs_error(s, "set_last_pointer: bad last dirent in dnode %08x", d->self);
+ if (le16_to_cpu(de->length) != 32) {
+ hpfs_error(s, "set_last_pointer: bad last dirent in dnode %08x", le32_to_cpu(d->self));
return;
}
}
if (ptr) {
d->first_free = cpu_to_le32(le32_to_cpu(d->first_free) + 4);
if (le32_to_cpu(d->first_free) > 2048) {
- hpfs_error(s, "set_last_pointer: too long dnode %08x", d->self);
+ hpfs_error(s, "set_last_pointer: too long dnode %08x", le32_to_cpu(d->self));
d->first_free = cpu_to_le32(le32_to_cpu(d->first_free) - 4);
return;
}
- de->length = 36;
+ de->length = cpu_to_le16(36);
de->down = 1;
- *(dnode_secno *)((char *)de + 32) = ptr;
+ *(dnode_secno *)((char *)de + 32) = cpu_to_le32(ptr);
}
}
@@ -169,7 +169,7 @@ struct hpfs_dirent *hpfs_add_de(struct s
for (de = dnode_first_de(d); de < de_end; de = de_next_de(de)) {
int c = hpfs_compare_names(s, name, namelen, de->name, de->namelen, de->last);
if (!c) {
- hpfs_error(s, "name (%c,%d) already exists in dnode %08x", *name, namelen, d->self);
+ hpfs_error(s, "name (%c,%d) already exists in dnode %08x", *name, namelen, le32_to_cpu(d->self));
return NULL;
}
if (c < 0) break;
@@ -177,11 +177,10 @@ struct hpfs_dirent *hpfs_add_de(struct s
memmove((char *)de + d_size, de, (char *)de_end - (char *)de);
memset(de, 0, d_size);
if (down_ptr) {
- *(int *)((char *)de + d_size - 4) = down_ptr;
+ *(dnode_secno *)((char *)de + d_size - 4) = cpu_to_le32(down_ptr);
de->down = 1;
}
- de->length = d_size;
- if (down_ptr) de->down = 1;
+ de->length = cpu_to_le16(d_size);
de->not_8x3 = hpfs_is_name_long(name, namelen);
de->namelen = namelen;
memcpy(de->name, name, namelen);
@@ -195,10 +194,10 @@ static void hpfs_delete_de(struct super_
struct hpfs_dirent *de)
{
if (de->last) {
- hpfs_error(s, "attempt to delete last dirent in dnode %08x", d->self);
+ hpfs_error(s, "attempt to delete last dirent in dnode %08x", le32_to_cpu(d->self));
return;
}
- d->first_free = cpu_to_le32(le32_to_cpu(d->first_free) - de->length);
+ d->first_free = cpu_to_le32(le32_to_cpu(d->first_free) - le16_to_cpu(de->length));
memmove(de, de_next_de(de), le32_to_cpu(d->first_free) + (char *)d - (char *)de);
}
@@ -206,14 +205,14 @@ static void fix_up_ptrs(struct super_blo
{
struct hpfs_dirent *de;
struct hpfs_dirent *de_end = dnode_end_de(d);
- dnode_secno dno = d->self;
+ dnode_secno dno = le32_to_cpu(d->self);
for (de = dnode_first_de(d); de < de_end; de = de_next_de(de))
if (de->down) {
struct quad_buffer_head qbh;
struct dnode *dd;
if ((dd = hpfs_map_dnode(s, de_down_pointer(de), &qbh))) {
- if (dd->up != dno || dd->root_dnode) {
- dd->up = dno;
+ if (le32_to_cpu(dd->up) != dno || dd->root_dnode) {
+ dd->up = cpu_to_le32(dno);
dd->root_dnode = 0;
hpfs_mark_4buffers_dirty(&qbh);
}
@@ -291,7 +290,7 @@ static int hpfs_add_to_dnode(struct inod
copy_de(de = hpfs_add_de(i->i_sb, nd, name, namelen, down_ptr), new_de);
for_all_poss(i, hpfs_pos_ins, get_pos(nd, de), 1);
h = ((char *)dnode_last_de(nd) - (char *)nd) / 2 + 10;
- if (!(ad = hpfs_alloc_dnode(i->i_sb, d->up, &adno, &qbh1))) {
+ if (!(ad = hpfs_alloc_dnode(i->i_sb, le32_to_cpu(d->up), &adno, &qbh1))) {
hpfs_error(i->i_sb, "unable to alloc dnode - dnode tree will be corrupted");
hpfs_brelse4(&qbh);
kfree(nd);
@@ -315,19 +314,20 @@ static int hpfs_add_to_dnode(struct inod
set_last_pointer(i->i_sb, ad, de->down ? de_down_pointer(de) : 0);
de = de_next_de(de);
memmove((char *)nd + 20, de, le32_to_cpu(nd->first_free) + (char *)nd - (char *)de);
- nd->first_free = cpu_to_le32(le32_to_cpu(nd->first_free) - (char *)de - (char *)nd - 20);
+ nd->first_free = cpu_to_le32(le32_to_cpu(nd->first_free) - ((char *)de - (char *)nd - 20));
memcpy(d, nd, le32_to_cpu(nd->first_free));
for_all_poss(i, hpfs_pos_del, (loff_t)dno << 4, pos);
fix_up_ptrs(i->i_sb, ad);
if (!d->root_dnode) {
- dno = ad->up = d->up;
+ ad->up = d->up;
+ dno = le32_to_cpu(ad->up);
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
hpfs_mark_4buffers_dirty(&qbh1);
hpfs_brelse4(&qbh1);
goto go_up;
}
- if (!(rd = hpfs_alloc_dnode(i->i_sb, d->up, &rdno, &qbh2))) {
+ if (!(rd = hpfs_alloc_dnode(i->i_sb, le32_to_cpu(d->up), &rdno, &qbh2))) {
hpfs_error(i->i_sb, "unable to alloc dnode - dnode tree will be corrupted");
hpfs_brelse4(&qbh);
hpfs_brelse4(&qbh1);
@@ -339,7 +339,7 @@ static int hpfs_add_to_dnode(struct inod
i->i_blocks += 4;
rd->root_dnode = 1;
rd->up = d->up;
- if (!(fnode = hpfs_map_fnode(i->i_sb, d->up, &bh))) {
+ if (!(fnode = hpfs_map_fnode(i->i_sb, le32_to_cpu(d->up), &bh))) {
hpfs_free_dnode(i->i_sb, rdno);
hpfs_brelse4(&qbh);
hpfs_brelse4(&qbh1);
@@ -348,10 +348,11 @@ static int hpfs_add_to_dnode(struct inod
kfree(nname);
return 1;
}
- fnode->u.external[0].disk_secno = rdno;
+ fnode->u.external[0].disk_secno = cpu_to_le32(rdno);
mark_buffer_dirty(bh);
brelse(bh);
- d->up = ad->up = hpfs_i(i)->i_dno = rdno;
+ hpfs_i(i)->i_dno = rdno;
+ d->up = ad->up = cpu_to_le32(rdno);
d->root_dnode = ad->root_dnode = 0;
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
@@ -436,9 +437,9 @@ static secno move_to_top(struct inode *i
return 0;
if (!(dnode = hpfs_map_dnode(i->i_sb, dno, &qbh))) return 0;
if (hpfs_sb(i->i_sb)->sb_chk) {
- if (dnode->up != chk_up) {
+ if (le32_to_cpu(dnode->up) != chk_up) {
hpfs_error(i->i_sb, "move_to_top: up pointer from %08x should be %08x, is %08x",
- dno, chk_up, dnode->up);
+ dno, chk_up, le32_to_cpu(dnode->up));
hpfs_brelse4(&qbh);
return 0;
}
@@ -454,7 +455,7 @@ static secno move_to_top(struct inode *i
hpfs_brelse4(&qbh);
}
while (!(de = dnode_pre_last_de(dnode))) {
- dnode_secno up = dnode->up;
+ dnode_secno up = le32_to_cpu(dnode->up);
hpfs_brelse4(&qbh);
hpfs_free_dnode(i->i_sb, dno);
i->i_size -= 2048;
@@ -474,7 +475,7 @@ static secno move_to_top(struct inode *i
return 0;
}
dnode->first_free = cpu_to_le32(le32_to_cpu(dnode->first_free) - 4);
- de->length -= 4;
+ de->length = cpu_to_le16(le16_to_cpu(de->length) - 4);
de->down = 0;
hpfs_mark_4buffers_dirty(&qbh);
dno = up;
@@ -482,12 +483,12 @@ static secno move_to_top(struct inode *i
t = get_pos(dnode, de);
for_all_poss(i, hpfs_pos_subst, t, 4);
for_all_poss(i, hpfs_pos_subst, t + 1, 5);
- if (!(nde = kmalloc(de->length, GFP_NOFS))) {
+ if (!(nde = kmalloc(le16_to_cpu(de->length), GFP_NOFS))) {
hpfs_error(i->i_sb, "out of memory for dirent - directory will be corrupted");
hpfs_brelse4(&qbh);
return 0;
}
- memcpy(nde, de, de->length);
+ memcpy(nde, de, le16_to_cpu(de->length));
ddno = de->down ? de_down_pointer(de) : 0;
hpfs_delete_de(i->i_sb, dnode, de);
set_last_pointer(i->i_sb, dnode, ddno);
@@ -520,7 +521,7 @@ static void delete_empty_dnode(struct in
if (le32_to_cpu(dnode->first_free) == 52 || le32_to_cpu(dnode->first_free) == 56) {
struct hpfs_dirent *de_end;
int root = dnode->root_dnode;
- up = dnode->up;
+ up = le32_to_cpu(dnode->up);
de = dnode_first_de(dnode);
down = de->down ? de_down_pointer(de) : 0;
if (hpfs_sb(i->i_sb)->sb_chk) if (root && !down) {
@@ -544,13 +545,13 @@ static void delete_empty_dnode(struct in
return;
}
if ((d1 = hpfs_map_dnode(i->i_sb, down, &qbh1))) {
- d1->up = up;
+ d1->up = cpu_to_le32(up);
d1->root_dnode = 1;
hpfs_mark_4buffers_dirty(&qbh1);
hpfs_brelse4(&qbh1);
}
if ((fnode = hpfs_map_fnode(i->i_sb, up, &bh))) {
- fnode->u.external[0].disk_secno = down;
+ fnode->u.external[0].disk_secno = cpu_to_le32(down);
mark_buffer_dirty(bh);
brelse(bh);
}
@@ -569,16 +570,16 @@ static void delete_empty_dnode(struct in
for_all_poss(i, hpfs_pos_subst, ((loff_t)dno << 4) | 1, ((loff_t)up << 4) | p);
if (!down) {
de->down = 0;
- de->length -= 4;
+ de->length = cpu_to_le16(le16_to_cpu(de->length) - 4);
dnode->first_free = cpu_to_le32(le32_to_cpu(dnode->first_free) - 4);
memmove(de_next_de(de), (char *)de_next_de(de) + 4,
(char *)dnode + le32_to_cpu(dnode->first_free) - (char *)de_next_de(de));
} else {
struct dnode *d1;
struct quad_buffer_head qbh1;
- *(dnode_secno *) ((void *) de + de->length - 4) = down;
+ *(dnode_secno *) ((void *) de + le16_to_cpu(de->length) - 4) = down;
if ((d1 = hpfs_map_dnode(i->i_sb, down, &qbh1))) {
- d1->up = up;
+ d1->up = cpu_to_le32(up);
hpfs_mark_4buffers_dirty(&qbh1);
hpfs_brelse4(&qbh1);
}
@@ -595,18 +596,18 @@ static void delete_empty_dnode(struct in
struct quad_buffer_head qbh1;
if (!de_next->down) goto endm;
ndown = de_down_pointer(de_next);
- if (!(de_cp = kmalloc(de->length, GFP_NOFS))) {
+ if (!(de_cp = kmalloc(le16_to_cpu(de->length), GFP_NOFS))) {
printk("HPFS: out of memory for dtree balancing\n");
goto endm;
}
- memcpy(de_cp, de, de->length);
+ memcpy(de_cp, de, le16_to_cpu(de->length));
hpfs_delete_de(i->i_sb, dnode, de);
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
for_all_poss(i, hpfs_pos_subst, ((loff_t)up << 4) | p, 4);
for_all_poss(i, hpfs_pos_del, ((loff_t)up << 4) | p, 1);
if (de_cp->down) if ((d1 = hpfs_map_dnode(i->i_sb, de_down_pointer(de_cp), &qbh1))) {
- d1->up = ndown;
+ d1->up = cpu_to_le32(ndown);
hpfs_mark_4buffers_dirty(&qbh1);
hpfs_brelse4(&qbh1);
}
@@ -646,38 +647,38 @@ static void delete_empty_dnode(struct in
printk("HPFS: warning: unbalanced dnode tree, see hpfs.txt 4 more info\n");
printk("HPFS: warning: goin'on\n");
}
- del->length += 4;
+ del->length = cpu_to_le16(le16_to_cpu(del->length) + 4);
del->down = 1;
d1->first_free = cpu_to_le32(le32_to_cpu(d1->first_free) + 4);
}
if (dlp && !down) {
- del->length -= 4;
+ del->length = cpu_to_le16(le16_to_cpu(del->length) - 4);
del->down = 0;
d1->first_free = cpu_to_le32(le32_to_cpu(d1->first_free) - 4);
} else if (down)
- *(dnode_secno *) ((void *) del + del->length - 4) = down;
+ *(dnode_secno *) ((void *) del + le16_to_cpu(del->length) - 4) = cpu_to_le32(down);
} else goto endm;
- if (!(de_cp = kmalloc(de_prev->length, GFP_NOFS))) {
+ if (!(de_cp = kmalloc(le16_to_cpu(de_prev->length), GFP_NOFS))) {
printk("HPFS: out of memory for dtree balancing\n");
hpfs_brelse4(&qbh1);
goto endm;
}
hpfs_mark_4buffers_dirty(&qbh1);
hpfs_brelse4(&qbh1);
- memcpy(de_cp, de_prev, de_prev->length);
+ memcpy(de_cp, de_prev, le16_to_cpu(de_prev->length));
hpfs_delete_de(i->i_sb, dnode, de_prev);
if (!de_prev->down) {
- de_prev->length += 4;
+ de_prev->length = cpu_to_le16(le16_to_cpu(de_prev->length) + 4);
de_prev->down = 1;
dnode->first_free = cpu_to_le32(le32_to_cpu(dnode->first_free) + 4);
}
- *(dnode_secno *) ((void *) de_prev + de_prev->length - 4) = ndown;
+ *(dnode_secno *) ((void *) de_prev + le16_to_cpu(de_prev->length) - 4) = cpu_to_le32(ndown);
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
for_all_poss(i, hpfs_pos_subst, ((loff_t)up << 4) | (p - 1), 4);
for_all_poss(i, hpfs_pos_subst, ((loff_t)up << 4) | p, ((loff_t)up << 4) | (p - 1));
if (down) if ((d1 = hpfs_map_dnode(i->i_sb, de_down_pointer(de), &qbh1))) {
- d1->up = ndown;
+ d1->up = cpu_to_le32(ndown);
hpfs_mark_4buffers_dirty(&qbh1);
hpfs_brelse4(&qbh1);
}
@@ -744,8 +745,8 @@ void hpfs_count_dnodes(struct super_bloc
ptr = 0;
go_up:
if (!(dnode = hpfs_map_dnode(s, dno, &qbh))) return;
- if (hpfs_sb(s)->sb_chk) if (odno && odno != -1 && dnode->up != odno)
- hpfs_error(s, "hpfs_count_dnodes: bad up pointer; dnode %08x, down %08x points to %08x", odno, dno, dnode->up);
+ if (hpfs_sb(s)->sb_chk) if (odno && odno != -1 && le32_to_cpu(dnode->up) != odno)
+ hpfs_error(s, "hpfs_count_dnodes: bad up pointer; dnode %08x, down %08x points to %08x", odno, dno, le32_to_cpu(dnode->up));
de = dnode_first_de(dnode);
if (ptr) while(1) {
if (de->down) if (de_down_pointer(de) == ptr) goto process_de;
@@ -769,7 +770,7 @@ void hpfs_count_dnodes(struct super_bloc
if (!de->first && !de->last && n_items) (*n_items)++;
if ((de = de_next_de(de)) < dnode_end_de(dnode)) goto next_de;
ptr = dno;
- dno = dnode->up;
+ dno = le32_to_cpu(dnode->up);
if (dnode->root_dnode) {
hpfs_brelse4(&qbh);
return;
@@ -817,8 +818,8 @@ dnode_secno hpfs_de_as_down_as_possible(
return d;
if (!(de = map_nth_dirent(s, d, 1, &qbh, NULL))) return dno;
if (hpfs_sb(s)->sb_chk)
- if (up && ((struct dnode *)qbh.data)->up != up)
- hpfs_error(s, "hpfs_de_as_down_as_possible: bad up pointer; dnode %08x, down %08x points to %08x", up, d, ((struct dnode *)qbh.data)->up);
+ if (up && le32_to_cpu(((struct dnode *)qbh.data)->up) != up)
+ hpfs_error(s, "hpfs_de_as_down_as_possible: bad up pointer; dnode %08x, down %08x points to %08x", up, d, le32_to_cpu(((struct dnode *)qbh.data)->up));
if (!de->down) {
hpfs_brelse4(&qbh);
return d;
@@ -867,7 +868,7 @@ struct hpfs_dirent *map_pos_dirent(struc
/* Going up */
if (dnode->root_dnode) goto bail;
- if (!(up_dnode = hpfs_map_dnode(inode->i_sb, dnode->up, &qbh0)))
+ if (!(up_dnode = hpfs_map_dnode(inode->i_sb, le32_to_cpu(dnode->up), &qbh0)))
goto bail;
end_up_de = dnode_end_de(up_dnode);
@@ -875,16 +876,16 @@ struct hpfs_dirent *map_pos_dirent(struc
for (up_de = dnode_first_de(up_dnode); up_de < end_up_de;
up_de = de_next_de(up_de)) {
if (!(++c & 077)) hpfs_error(inode->i_sb,
- "map_pos_dirent: pos crossed dnode boundary; dnode = %08x", dnode->up);
+ "map_pos_dirent: pos crossed dnode boundary; dnode = %08x", le32_to_cpu(dnode->up));
if (up_de->down && de_down_pointer(up_de) == dno) {
- *posp = ((loff_t) dnode->up << 4) + c;
+ *posp = ((loff_t) le32_to_cpu(dnode->up) << 4) + c;
hpfs_brelse4(&qbh0);
return de;
}
}
hpfs_error(inode->i_sb, "map_pos_dirent: pointer to dnode %08x not found in parent dnode %08x",
- dno, dnode->up);
+ dno, le32_to_cpu(dnode->up));
hpfs_brelse4(&qbh0);
bail:
@@ -1010,17 +1011,17 @@ struct hpfs_dirent *map_fnode_dirent(str
/*name2[15] = 0xff;*/
name1len = 15; name2len = 256;
}
- if (!(upf = hpfs_map_fnode(s, f->up, &bh))) {
+ if (!(upf = hpfs_map_fnode(s, le32_to_cpu(f->up), &bh))) {
kfree(name2);
return NULL;
}
if (!upf->dirflag) {
brelse(bh);
- hpfs_error(s, "fnode %08x has non-directory parent %08x", fno, f->up);
+ hpfs_error(s, "fnode %08x has non-directory parent %08x", fno, le32_to_cpu(f->up));
kfree(name2);
return NULL;
}
- dno = upf->u.external[0].disk_secno;
+ dno = le32_to_cpu(upf->u.external[0].disk_secno);
brelse(bh);
go_down:
downd = 0;
@@ -1042,7 +1043,7 @@ struct hpfs_dirent *map_fnode_dirent(str
return NULL;
}
next_de:
- if (de->fnode == fno) {
+ if (le32_to_cpu(de->fnode) == fno) {
kfree(name2);
return de;
}
@@ -1058,7 +1059,7 @@ struct hpfs_dirent *map_fnode_dirent(str
goto go_down;
}
f:
- if (de->fnode == fno) {
+ if (le32_to_cpu(de->fnode) == fno) {
kfree(name2);
return de;
}
@@ -1067,7 +1068,7 @@ struct hpfs_dirent *map_fnode_dirent(str
if ((de = de_next_de(de)) < de_end) goto next_de;
if (d->root_dnode) goto not_found;
downd = dno;
- dno = d->up;
+ dno = le32_to_cpu(d->up);
hpfs_brelse4(qbh);
if (hpfs_sb(s)->sb_chk)
if (hpfs_stop_cycles(s, downd, &d1, &d2, "map_fnode_dirent #2")) {
Index: linux-2.6.39-rc5-fast/fs/hpfs/ea.c
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/ea.c 2011-05-05 01:02:45.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/ea.c 2011-05-05 01:02:58.000000000 +0200
@@ -24,7 +24,7 @@ void hpfs_ea_ext_remove(struct super_blo
}
if (hpfs_ea_read(s, a, ano, pos, 4, ex)) return;
if (ea->indirect) {
- if (ea->valuelen != 8) {
+ if (le16_to_cpu(ea->valuelen) != 8) {
hpfs_error(s, "ea->indirect set while ea->valuelen!=8, %s %08x, pos %08x",
ano ? "anode" : "sectors", a, pos);
return;
@@ -33,7 +33,7 @@ void hpfs_ea_ext_remove(struct super_blo
return;
hpfs_ea_remove(s, ea_sec(ea), ea->anode, ea_len(ea));
}
- pos += ea->namelen + ea->valuelen + 5;
+ pos += ea->namelen + le16_to_cpu(ea->valuelen) + 5;
}
if (!ano) hpfs_free_sectors(s, a, (len+511) >> 9);
else {
@@ -82,14 +82,14 @@ int hpfs_read_ea(struct super_block *s,
if (!strcmp(ea->name, key)) {
if (ea->indirect)
goto indirect;
- if (ea->valuelen >= size)
+ if (le16_to_cpu(ea->valuelen) >= size)
return -EINVAL;
- memcpy(buf, ea_data(ea), ea->valuelen);
- buf[ea->valuelen] = 0;
+ memcpy(buf, ea_data(ea), le16_to_cpu(ea->valuelen));
+ buf[le16_to_cpu(ea->valuelen)] = 0;
return 0;
}
- a = fnode->ea_secno;
- len = fnode->ea_size_l;
+ a = le32_to_cpu(fnode->ea_secno);
+ len = le32_to_cpu(fnode->ea_size_l);
ano = fnode->ea_anode;
pos = 0;
while (pos < len) {
@@ -106,14 +106,14 @@ int hpfs_read_ea(struct super_block *s,
if (!strcmp(ea->name, key)) {
if (ea->indirect)
goto indirect;
- if (ea->valuelen >= size)
+ if (le16_to_cpu(ea->valuelen) >= size)
return -EINVAL;
- if (hpfs_ea_read(s, a, ano, pos + 4 + ea->namelen + 1, ea->valuelen, buf))
+ if (hpfs_ea_read(s, a, ano, pos + 4 + ea->namelen + 1, le16_to_cpu(ea->valuelen), buf))
return -EIO;
- buf[ea->valuelen] = 0;
+ buf[le16_to_cpu(ea->valuelen)] = 0;
return 0;
}
- pos += ea->namelen + ea->valuelen + 5;
+ pos += ea->namelen + le16_to_cpu(ea->valuelen) + 5;
}
return -ENOENT;
indirect:
@@ -138,16 +138,16 @@ char *hpfs_get_ea(struct super_block *s,
if (!strcmp(ea->name, key)) {
if (ea->indirect)
return get_indirect_ea(s, ea->anode, ea_sec(ea), *size = ea_len(ea));
- if (!(ret = kmalloc((*size = ea->valuelen) + 1, GFP_NOFS))) {
+ if (!(ret = kmalloc((*size = le16_to_cpu(ea->valuelen)) + 1, GFP_NOFS))) {
printk("HPFS: out of memory for EA\n");
return NULL;
}
- memcpy(ret, ea_data(ea), ea->valuelen);
- ret[ea->valuelen] = 0;
+ memcpy(ret, ea_data(ea), le16_to_cpu(ea->valuelen));
+ ret[le16_to_cpu(ea->valuelen)] = 0;
return ret;
}
- a = fnode->ea_secno;
- len = fnode->ea_size_l;
+ a = le32_to_cpu(fnode->ea_secno);
+ len = le32_to_cpu(fnode->ea_size_l);
ano = fnode->ea_anode;
pos = 0;
while (pos < len) {
@@ -164,18 +164,18 @@ char *hpfs_get_ea(struct super_block *s,
if (!strcmp(ea->name, key)) {
if (ea->indirect)
return get_indirect_ea(s, ea->anode, ea_sec(ea), *size = ea_len(ea));
- if (!(ret = kmalloc((*size = ea->valuelen) + 1, GFP_NOFS))) {
+ if (!(ret = kmalloc((*size = le16_to_cpu(ea->valuelen)) + 1, GFP_NOFS))) {
printk("HPFS: out of memory for EA\n");
return NULL;
}
- if (hpfs_ea_read(s, a, ano, pos + 4 + ea->namelen + 1, ea->valuelen, ret)) {
+ if (hpfs_ea_read(s, a, ano, pos + 4 + ea->namelen + 1, le16_to_cpu(ea->valuelen), ret)) {
kfree(ret);
return NULL;
}
- ret[ea->valuelen] = 0;
+ ret[le16_to_cpu(ea->valuelen)] = 0;
return ret;
}
- pos += ea->namelen + ea->valuelen + 5;
+ pos += ea->namelen + le16_to_cpu(ea->valuelen) + 5;
}
return NULL;
}
@@ -202,13 +202,13 @@ void hpfs_set_ea(struct inode *inode, st
if (ea->indirect) {
if (ea_len(ea) == size)
set_indirect_ea(s, ea->anode, ea_sec(ea), data, size);
- } else if (ea->valuelen == size) {
+ } else if (le16_to_cpu(ea->valuelen) == size) {
memcpy(ea_data(ea), data, size);
}
return;
}
- a = fnode->ea_secno;
- len = fnode->ea_size_l;
+ a = le32_to_cpu(fnode->ea_secno);
+ len = le32_to_cpu(fnode->ea_size_l);
ano = fnode->ea_anode;
pos = 0;
while (pos < len) {
@@ -228,41 +228,41 @@ void hpfs_set_ea(struct inode *inode, st
set_indirect_ea(s, ea->anode, ea_sec(ea), data, size);
}
else {
- if (ea->valuelen == size)
+ if (le16_to_cpu(ea->valuelen) == size)
hpfs_ea_write(s, a, ano, pos + 4 + ea->namelen + 1, size, data);
}
return;
}
- pos += ea->namelen + ea->valuelen + 5;
+ pos += ea->namelen + le16_to_cpu(ea->valuelen) + 5;
}
- if (!fnode->ea_offs) {
- /*if (fnode->ea_size_s) {
+ if (!le16_to_cpu(fnode->ea_offs)) {
+ /*if (le16_to_cpu(fnode->ea_size_s)) {
hpfs_error(s, "fnode %08x: ea_size_s == %03x, ea_offs == 0",
- inode->i_ino, fnode->ea_size_s);
+ inode->i_ino, le16_to_cpu(fnode->ea_size_s));
return;
}*/
- fnode->ea_offs = 0xc4;
+ fnode->ea_offs = cpu_to_le16(0xc4);
}
- if (fnode->ea_offs < 0xc4 || fnode->ea_offs + fnode->acl_size_s + fnode->ea_size_s > 0x200) {
+ if (le16_to_cpu(fnode->ea_offs) < 0xc4 || le16_to_cpu(fnode->ea_offs) + le16_to_cpu(fnode->acl_size_s) + le16_to_cpu(fnode->ea_size_s) > 0x200) {
hpfs_error(s, "fnode %08lx: ea_offs == %03x, ea_size_s == %03x",
(unsigned long)inode->i_ino,
- fnode->ea_offs, fnode->ea_size_s);
+ le32_to_cpu(fnode->ea_offs), le16_to_cpu(fnode->ea_size_s));
return;
}
- if ((fnode->ea_size_s || !fnode->ea_size_l) &&
- fnode->ea_offs + fnode->acl_size_s + fnode->ea_size_s + strlen(key) + size + 5 <= 0x200) {
+ if ((le16_to_cpu(fnode->ea_size_s) || !le32_to_cpu(fnode->ea_size_l)) &&
+ le16_to_cpu(fnode->ea_offs) + le16_to_cpu(fnode->acl_size_s) + le16_to_cpu(fnode->ea_size_s) + strlen(key) + size + 5 <= 0x200) {
ea = fnode_end_ea(fnode);
*(char *)ea = 0;
ea->namelen = strlen(key);
- ea->valuelen = size;
+ ea->valuelen = cpu_to_le16(size);
strcpy(ea->name, key);
memcpy(ea_data(ea), data, size);
- fnode->ea_size_s += strlen(key) + size + 5;
+ fnode->ea_size_s = cpu_to_le16(le16_to_cpu(fnode->ea_size_s) + strlen(key) + size + 5);
goto ret;
}
/* Most the code here is 99.9993422% unused. I hope there are no bugs.
But what .. HPFS.IFS has also bugs in ea management. */
- if (fnode->ea_size_s && !fnode->ea_size_l) {
+ if (le16_to_cpu(fnode->ea_size_s) && !le32_to_cpu(fnode->ea_size_l)) {
secno n;
struct buffer_head *bh;
char *data;
@@ -271,25 +271,26 @@ void hpfs_set_ea(struct inode *inode, st
hpfs_free_sectors(s, n, 1);
return;
}
- memcpy(data, fnode_ea(fnode), fnode->ea_size_s);
- fnode->ea_size_l = fnode->ea_size_s;
- fnode->ea_size_s = 0;
- fnode->ea_secno = n;
- fnode->ea_anode = 0;
+ memcpy(data, fnode_ea(fnode), le16_to_cpu(fnode->ea_size_s));
+ fnode->ea_size_l = cpu_to_le32(le16_to_cpu(fnode->ea_size_s));
+ fnode->ea_size_s = cpu_to_le16(0);
+ fnode->ea_secno = cpu_to_le32(n);
+ fnode->ea_anode = cpu_to_le32(0);
mark_buffer_dirty(bh);
brelse(bh);
}
- pos = fnode->ea_size_l + 5 + strlen(key) + size;
- len = (fnode->ea_size_l + 511) >> 9;
+ pos = le32_to_cpu(fnode->ea_size_l) + 5 + strlen(key) + size;
+ len = (le32_to_cpu(fnode->ea_size_l) + 511) >> 9;
if (pos >= 30000) goto bail;
while (((pos + 511) >> 9) > len) {
if (!len) {
- if (!(fnode->ea_secno = hpfs_alloc_sector(s, fno, 1, 0)))
- goto bail;
+ secno q = hpfs_alloc_sector(s, fno, 1, 0);
+ if (!q) goto bail;
+ fnode->ea_secno = cpu_to_le32(q);
fnode->ea_anode = 0;
len++;
} else if (!fnode->ea_anode) {
- if (hpfs_alloc_if_possible(s, fnode->ea_secno + len)) {
+ if (hpfs_alloc_if_possible(s, le32_to_cpu(fnode->ea_secno) + len)) {
len++;
} else {
/* Aargh... don't know how to create ea anodes :-( */
@@ -298,18 +299,18 @@ void hpfs_set_ea(struct inode *inode, st
anode_secno a_s;
if (!(anode = hpfs_alloc_anode(s, fno, &a_s, &bh)))
goto bail;
- anode->up = fno;
+ anode->up = cpu_to_le32(fno);
anode->btree.fnode_parent = 1;
anode->btree.n_free_nodes--;
anode->btree.n_used_nodes++;
- anode->btree.first_free += 12;
- anode->u.external[0].disk_secno = fnode->ea_secno;
- anode->u.external[0].file_secno = 0;
- anode->u.external[0].length = len;
+ anode->btree.first_free = cpu_to_le16(le16_to_cpu(anode->btree.first_free) + 12);
+ anode->u.external[0].disk_secno = cpu_to_le32(le32_to_cpu(fnode->ea_secno));
+ anode->u.external[0].file_secno = cpu_to_le32(0);
+ anode->u.external[0].length = cpu_to_le32(len);
mark_buffer_dirty(bh);
brelse(bh);
fnode->ea_anode = 1;
- fnode->ea_secno = a_s;*/
+ fnode->ea_secno = cpu_to_le32(a_s);*/
secno new_sec;
int i;
if (!(new_sec = hpfs_alloc_sector(s, fno, 1, 1 - ((pos + 511) >> 9))))
@@ -317,7 +318,7 @@ void hpfs_set_ea(struct inode *inode, st
for (i = 0; i < len; i++) {
struct buffer_head *bh1, *bh2;
void *b1, *b2;
- if (!(b1 = hpfs_map_sector(s, fnode->ea_secno + i, &bh1, len - i - 1))) {
+ if (!(b1 = hpfs_map_sector(s, le32_to_cpu(fnode->ea_secno) + i, &bh1, len - i - 1))) {
hpfs_free_sectors(s, new_sec, (pos + 511) >> 9);
goto bail;
}
@@ -331,13 +332,13 @@ void hpfs_set_ea(struct inode *inode, st
mark_buffer_dirty(bh2);
brelse(bh2);
}
- hpfs_free_sectors(s, fnode->ea_secno, len);
- fnode->ea_secno = new_sec;
+ hpfs_free_sectors(s, le32_to_cpu(fnode->ea_secno), len);
+ fnode->ea_secno = cpu_to_le32(new_sec);
len = (pos + 511) >> 9;
}
}
if (fnode->ea_anode) {
- if (hpfs_add_sector_to_btree(s, fnode->ea_secno,
+ if (hpfs_add_sector_to_btree(s, le32_to_cpu(fnode->ea_secno),
0, len) != -1) {
len++;
} else {
@@ -349,17 +350,17 @@ void hpfs_set_ea(struct inode *inode, st
h[1] = strlen(key);
h[2] = size & 0xff;
h[3] = size >> 8;
- if (hpfs_ea_write(s, fnode->ea_secno, fnode->ea_anode, fnode->ea_size_l, 4, h)) goto bail;
- if (hpfs_ea_write(s, fnode->ea_secno, fnode->ea_anode, fnode->ea_size_l + 4, h[1] + 1, key)) goto bail;
- if (hpfs_ea_write(s, fnode->ea_secno, fnode->ea_anode, fnode->ea_size_l + 5 + h[1], size, data)) goto bail;
- fnode->ea_size_l = pos;
+ if (hpfs_ea_write(s, le32_to_cpu(fnode->ea_secno), fnode->ea_anode, le32_to_cpu(fnode->ea_size_l), 4, h)) goto bail;
+ if (hpfs_ea_write(s, le32_to_cpu(fnode->ea_secno), fnode->ea_anode, le32_to_cpu(fnode->ea_size_l) + 4, h[1] + 1, key)) goto bail;
+ if (hpfs_ea_write(s, le32_to_cpu(fnode->ea_secno), fnode->ea_anode, le32_to_cpu(fnode->ea_size_l) + 5 + h[1], size, data)) goto bail;
+ fnode->ea_size_l = cpu_to_le32(pos);
ret:
hpfs_i(inode)->i_ea_size += 5 + strlen(key) + size;
return;
bail:
- if (fnode->ea_secno)
- if (fnode->ea_anode) hpfs_truncate_btree(s, fnode->ea_secno, 1, (fnode->ea_size_l + 511) >> 9);
- else hpfs_free_sectors(s, fnode->ea_secno + ((fnode->ea_size_l + 511) >> 9), len - ((fnode->ea_size_l + 511) >> 9));
- else fnode->ea_secno = fnode->ea_size_l = 0;
+ if (le32_to_cpu(fnode->ea_secno))
+ if (fnode->ea_anode) hpfs_truncate_btree(s, le32_to_cpu(fnode->ea_secno), 1, (le32_to_cpu(fnode->ea_size_l) + 511) >> 9);
+ else hpfs_free_sectors(s, le32_to_cpu(fnode->ea_secno) + ((le32_to_cpu(fnode->ea_size_l) + 511) >> 9), len - ((le32_to_cpu(fnode->ea_size_l) + 511) >> 9));
+ else fnode->ea_secno = fnode->ea_size_l = cpu_to_le32(0);
}
Index: linux-2.6.39-rc5-fast/fs/hpfs/inode.c
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/inode.c 2011-05-05 01:02:53.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/inode.c 2011-05-05 01:02:58.000000000 +0200
@@ -115,8 +115,8 @@ void hpfs_read_inode(struct inode *i)
i->i_mode |= S_IFDIR;
i->i_op = &hpfs_dir_iops;
i->i_fop = &hpfs_dir_ops;
- hpfs_inode->i_parent_dir = fnode->up;
- hpfs_inode->i_dno = fnode->u.external[0].disk_secno;
+ hpfs_inode->i_parent_dir = le32_to_cpu(fnode->up);
+ hpfs_inode->i_dno = le32_to_cpu(fnode->u.external[0].disk_secno);
if (hpfs_sb(sb)->sb_chk >= 2) {
struct buffer_head *bh0;
if (hpfs_map_fnode(sb, hpfs_inode->i_parent_dir, &bh0)) brelse(bh0);
@@ -132,7 +132,7 @@ void hpfs_read_inode(struct inode *i)
i->i_op = &hpfs_file_iops;
i->i_fop = &hpfs_file_ops;
i->i_nlink = 1;
- i->i_size = fnode->file_size;
+ i->i_size = le32_to_cpu(fnode->file_size);
i->i_blocks = ((i->i_size + 511) >> 9) + 1;
i->i_data.a_ops = &hpfs_aops;
hpfs_i(i)->mmu_private = i->i_size;
@@ -143,7 +143,7 @@ void hpfs_read_inode(struct inode *i)
static void hpfs_write_inode_ea(struct inode *i, struct fnode *fnode)
{
struct hpfs_inode_info *hpfs_inode = hpfs_i(i);
- /*if (fnode->acl_size_l || fnode->acl_size_s) {
+ /*if (le32_to_cpu(fnode->acl_size_l) || le16_to_cpu(fnode->acl_size_s)) {
Some unknown structures like ACL may be in fnode,
we'd better not overwrite them
hpfs_error(i->i_sb, "fnode %08x has some unknown HPFS386 stuctures", i->i_ino);
@@ -218,30 +218,30 @@ void hpfs_write_inode_nolock(struct inod
}
} else de = NULL;
if (S_ISREG(i->i_mode)) {
- fnode->file_size = i->i_size;
- if (de) de->file_size = i->i_size;
+ fnode->file_size = cpu_to_le32(i->i_size);
+ if (de) de->file_size = cpu_to_le32(i->i_size);
} else if (S_ISDIR(i->i_mode)) {
- fnode->file_size = 0;
- if (de) de->file_size = 0;
+ fnode->file_size = cpu_to_le32(0);
+ if (de) de->file_size = cpu_to_le32(0);
}
hpfs_write_inode_ea(i, fnode);
if (de) {
- de->write_date = gmt_to_local(i->i_sb, i->i_mtime.tv_sec);
- de->read_date = gmt_to_local(i->i_sb, i->i_atime.tv_sec);
- de->creation_date = gmt_to_local(i->i_sb, i->i_ctime.tv_sec);
+ de->write_date = cpu_to_le32(gmt_to_local(i->i_sb, i->i_mtime.tv_sec));
+ de->read_date = cpu_to_le32(gmt_to_local(i->i_sb, i->i_atime.tv_sec));
+ de->creation_date = cpu_to_le32(gmt_to_local(i->i_sb, i->i_ctime.tv_sec));
de->read_only = !(i->i_mode & 0222);
- de->ea_size = hpfs_inode->i_ea_size;
+ de->ea_size = cpu_to_le32(hpfs_inode->i_ea_size);
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
}
if (S_ISDIR(i->i_mode)) {
if ((de = map_dirent(i, hpfs_inode->i_dno, "\001\001", 2, NULL, &qbh))) {
- de->write_date = gmt_to_local(i->i_sb, i->i_mtime.tv_sec);
- de->read_date = gmt_to_local(i->i_sb, i->i_atime.tv_sec);
- de->creation_date = gmt_to_local(i->i_sb, i->i_ctime.tv_sec);
+ de->write_date = cpu_to_le32(gmt_to_local(i->i_sb, i->i_mtime.tv_sec));
+ de->read_date = cpu_to_le32(gmt_to_local(i->i_sb, i->i_atime.tv_sec));
+ de->creation_date = cpu_to_le32(gmt_to_local(i->i_sb, i->i_ctime.tv_sec));
de->read_only = !(i->i_mode & 0222);
- de->ea_size = /*hpfs_inode->i_ea_size*/0;
- de->file_size = 0;
+ de->ea_size = cpu_to_le32(/*hpfs_inode->i_ea_size*/0);
+ de->file_size = cpu_to_le32(0);
hpfs_mark_4buffers_dirty(&qbh);
hpfs_brelse4(&qbh);
} else
Index: linux-2.6.39-rc5-fast/fs/hpfs/namei.c
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/namei.c 2011-05-05 01:02:47.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/namei.c 2011-05-05 01:02:58.000000000 +0200
@@ -37,8 +37,8 @@ static int hpfs_mkdir(struct inode *dir,
if (!(mode & 0222)) dee.read_only = 1;
/*dee.archive = 0;*/
dee.hidden = name[0] == '.';
- dee.fnode = fno;
- dee.creation_date = dee.write_date = dee.read_date = gmt_to_local(dir->i_sb, get_seconds());
+ dee.fnode = cpu_to_le32(fno);
+ dee.creation_date = dee.write_date = dee.read_date = cpu_to_le32(gmt_to_local(dir->i_sb, get_seconds()));
result = new_inode(dir->i_sb);
if (!result)
goto bail2;
@@ -46,7 +46,7 @@ static int hpfs_mkdir(struct inode *dir,
result->i_ino = fno;
hpfs_i(result)->i_parent_dir = dir->i_ino;
hpfs_i(result)->i_dno = dno;
- result->i_ctime.tv_sec = result->i_mtime.tv_sec = result->i_atime.tv_sec = local_to_gmt(dir->i_sb, dee.creation_date);
+ result->i_ctime.tv_sec = result->i_mtime.tv_sec = result->i_atime.tv_sec = local_to_gmt(dir->i_sb, le32_to_cpu(dee.creation_date));
result->i_ctime.tv_nsec = 0;
result->i_mtime.tv_nsec = 0;
result->i_atime.tv_nsec = 0;
@@ -69,21 +69,21 @@ static int hpfs_mkdir(struct inode *dir,
}
fnode->len = len;
memcpy(fnode->name, name, len > 15 ? 15 : len);
- fnode->up = dir->i_ino;
+ fnode->up = cpu_to_le32(dir->i_ino);
fnode->dirflag = 1;
fnode->btree.n_free_nodes = 7;
fnode->btree.n_used_nodes = 1;
- fnode->btree.first_free = 0x14;
- fnode->u.external[0].disk_secno = dno;
- fnode->u.external[0].file_secno = -1;
+ fnode->btree.first_free = cpu_to_le16(0x14);
+ fnode->u.external[0].disk_secno = cpu_to_le32(dno);
+ fnode->u.external[0].file_secno = cpu_to_le32(-1);
dnode->root_dnode = 1;
- dnode->up = fno;
+ dnode->up = cpu_to_le32(fno);
de = hpfs_add_de(dir->i_sb, dnode, "\001\001", 2, 0);
- de->creation_date = de->write_date = de->read_date = gmt_to_local(dir->i_sb, get_seconds());
+ de->creation_date = de->write_date = de->read_date = cpu_to_le32(gmt_to_local(dir->i_sb, get_seconds()));
if (!(mode & 0222)) de->read_only = 1;
de->first = de->directory = 1;
/*de->hidden = de->system = 0;*/
- de->fnode = fno;
+ de->fnode = cpu_to_le32(fno);
mark_buffer_dirty(bh);
brelse(bh);
hpfs_mark_4buffers_dirty(&qbh0);
@@ -137,8 +137,8 @@ static int hpfs_create(struct inode *dir
if (!(mode & 0222)) dee.read_only = 1;
dee.archive = 1;
dee.hidden = name[0] == '.';
- dee.fnode = fno;
- dee.creation_date = dee.write_date = dee.read_date = gmt_to_local(dir->i_sb, get_seconds());
+ dee.fnode = cpu_to_le32(fno);
+ dee.creation_date = dee.write_date = dee.read_date = cpu_to_le32(gmt_to_local(dir->i_sb, get_seconds()));
result = new_inode(dir->i_sb);
if (!result)
@@ -152,7 +152,7 @@ static int hpfs_create(struct inode *dir
result->i_fop = &hpfs_file_ops;
result->i_nlink = 1;
hpfs_i(result)->i_parent_dir = dir->i_ino;
- result->i_ctime.tv_sec = result->i_mtime.tv_sec = result->i_atime.tv_sec = local_to_gmt(dir->i_sb, dee.creation_date);
+ result->i_ctime.tv_sec = result->i_mtime.tv_sec = result->i_atime.tv_sec = local_to_gmt(dir->i_sb, le32_to_cpu(dee.creation_date));
result->i_ctime.tv_nsec = 0;
result->i_mtime.tv_nsec = 0;
result->i_atime.tv_nsec = 0;
@@ -173,7 +173,7 @@ static int hpfs_create(struct inode *dir
}
fnode->len = len;
memcpy(fnode->name, name, len > 15 ? 15 : len);
- fnode->up = dir->i_ino;
+ fnode->up = cpu_to_le32(dir->i_ino);
mark_buffer_dirty(bh);
brelse(bh);
@@ -225,8 +225,8 @@ static int hpfs_mknod(struct inode *dir,
if (!(mode & 0222)) dee.read_only = 1;
dee.archive = 1;
dee.hidden = name[0] == '.';
- dee.fnode = fno;
- dee.creation_date = dee.write_date = dee.read_date = gmt_to_local(dir->i_sb, get_seconds());
+ dee.fnode = cpu_to_le32(fno);
+ dee.creation_date = dee.write_date = dee.read_date = cpu_to_le32(gmt_to_local(dir->i_sb, get_seconds()));
result = new_inode(dir->i_sb);
if (!result)
@@ -235,7 +235,7 @@ static int hpfs_mknod(struct inode *dir,
hpfs_init_inode(result);
result->i_ino = fno;
hpfs_i(result)->i_parent_dir = dir->i_ino;
- result->i_ctime.tv_sec = result->i_mtime.tv_sec = result->i_atime.tv_sec = local_to_gmt(dir->i_sb, dee.creation_date);
+ result->i_ctime.tv_sec = result->i_mtime.tv_sec = result->i_atime.tv_sec = local_to_gmt(dir->i_sb, le32_to_cpu(dee.creation_date));
result->i_ctime.tv_nsec = 0;
result->i_mtime.tv_nsec = 0;
result->i_atime.tv_nsec = 0;
@@ -256,7 +256,7 @@ static int hpfs_mknod(struct inode *dir,
}
fnode->len = len;
memcpy(fnode->name, name, len > 15 ? 15 : len);
- fnode->up = dir->i_ino;
+ fnode->up = cpu_to_le32(dir->i_ino);
mark_buffer_dirty(bh);
insert_inode_hash(result);
@@ -300,8 +300,8 @@ static int hpfs_symlink(struct inode *di
memset(&dee, 0, sizeof dee);
dee.archive = 1;
dee.hidden = name[0] == '.';
- dee.fnode = fno;
- dee.creation_date = dee.write_date = dee.read_date = gmt_to_local(dir->i_sb, get_seconds());
+ dee.fnode = cpu_to_le32(fno);
+ dee.creation_date = dee.write_date = dee.read_date = cpu_to_le32(gmt_to_local(dir->i_sb, get_seconds()));
result = new_inode(dir->i_sb);
if (!result)
@@ -309,7 +309,7 @@ static int hpfs_symlink(struct inode *di
result->i_ino = fno;
hpfs_init_inode(result);
hpfs_i(result)->i_parent_dir = dir->i_ino;
- result->i_ctime.tv_sec = result->i_mtime.tv_sec = result->i_atime.tv_sec = local_to_gmt(dir->i_sb, dee.creation_date);
+ result->i_ctime.tv_sec = result->i_mtime.tv_sec = result->i_atime.tv_sec = local_to_gmt(dir->i_sb, le32_to_cpu(dee.creation_date));
result->i_ctime.tv_nsec = 0;
result->i_mtime.tv_nsec = 0;
result->i_atime.tv_nsec = 0;
@@ -332,7 +332,7 @@ static int hpfs_symlink(struct inode *di
}
fnode->len = len;
memcpy(fnode->name, name, len > 15 ? 15 : len);
- fnode->up = dir->i_ino;
+ fnode->up = cpu_to_le32(dir->i_ino);
hpfs_set_ea(result, fnode, "SYMLINK", symlink, strlen(symlink));
mark_buffer_dirty(bh);
brelse(bh);
@@ -382,7 +382,7 @@ again:
if (de->directory)
goto out1;
- fno = de->fnode;
+ fno = le32_to_cpu(de->fnode);
r = hpfs_remove_dirent(dir, dno, de, &qbh, 1);
switch (r) {
case 1:
@@ -465,7 +465,7 @@ static int hpfs_rmdir(struct inode *dir,
if (n_items)
goto out1;
- fno = de->fnode;
+ fno = le32_to_cpu(de->fnode);
r = hpfs_remove_dirent(dir, dno, de, &qbh, 1);
switch (r) {
case 1:
@@ -608,7 +608,7 @@ static int hpfs_rename(struct inode *old
drop_nlink(old_dir);
}
if ((fnode = hpfs_map_fnode(i->i_sb, i->i_ino, &bh))) {
- fnode->up = new_dir->i_ino;
+ fnode->up = cpu_to_le32(new_dir->i_ino);
fnode->len = new_len;
memcpy(fnode->name, new_name, new_len>15?15:new_len);
if (new_len < 15) memset(&fnode->name[new_len], 0, 15 - new_len);
next reply other threads:[~2011-05-08 18:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-08 18:44 Mikulas Patocka [this message]
2011-05-10 8:04 ` [PATCH 11/14] HPFS: Fix endianity. Make hpfs work on big-endian machines Christoph Hellwig
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