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From: Jim Rees <rees@umich.edu>
To: Benny Halevy <bhalevy@panasas.com>
Cc: linux-nfs@vger.kernel.org, peter honeyman <honey@citi.umich.edu>
Subject: [PATCH 61/88] SQUASHME: pnfs-block: use new alloc/free_layout API
Date: Tue, 7 Jun 2011 13:33:17 -0400
Message-ID: <761739026ec4e77bd7b7db1d23ddbd66a813cd4b.1307464382.git.rees@umich.edu> (raw)
In-Reply-To: <cover.1307464381.git.rees@umich.edu>

From: Benny Halevy <bhalevy@panasas.com>

Signed-off-by: Benny Halevy <bhalevy@panasas.com>
---
 fs/nfs/blocklayout/blocklayout.c    |    9 ++++-----
 fs/nfs/blocklayout/blocklayout.h    |   15 +++++++++++++--
 fs/nfs/blocklayout/blocklayoutdev.c |    2 +-
 3 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/fs/nfs/blocklayout/blocklayout.c b/fs/nfs/blocklayout/blocklayout.c
index 92f0b4b..63d3b5a 100644
--- a/fs/nfs/blocklayout/blocklayout.c
+++ b/fs/nfs/blocklayout/blocklayout.c
@@ -552,18 +552,17 @@ release_inval_marks(struct pnfs_inval_markings *marks)
 
 /* Note we are relying on caller locking to prevent nasty races. */
 static void
-bl_free_layout(void *p)
+bl_free_layout(struct pnfs_layout_type *lo)
 {
-	struct pnfs_block_layout	*bl = p;
+	struct pnfs_block_layout *bl = BLK_LO2EXT(lo);
 
 	dprintk("%s enter\n", __func__);
 	release_extents(bl, NULL);
 	release_inval_marks(&bl->bl_inval);
 	kfree(bl);
-	return;
 }
 
-static void *
+static struct pnfs_layout_type *
 bl_alloc_layout(struct inode *inode)
 {
 	struct pnfs_block_layout	*bl;
@@ -579,7 +578,7 @@ bl_alloc_layout(struct inode *inode)
 	bl->bl_count = 0;
 	bl->bl_blocksize = NFS_SERVER(inode)->pnfs_blksize >> 9;
 	INIT_INVAL_MARKS(&bl->bl_inval, bl->bl_blocksize);
-	return bl;
+	return &bl->bl_layout;
 }
 
 static void
diff --git a/fs/nfs/blocklayout/blocklayout.h b/fs/nfs/blocklayout/blocklayout.h
index 0efed8d..d316b7f 100644
--- a/fs/nfs/blocklayout/blocklayout.h
+++ b/fs/nfs/blocklayout/blocklayout.h
@@ -177,6 +177,7 @@ static inline int choose_list(enum exstate4 state)
 }
 
 struct pnfs_block_layout {
+	struct pnfs_layout_type bl_layout;
 	struct pnfs_inval_markings bl_inval; /* tracks INVAL->RW transition */
 	spinlock_t		bl_ext_lock;   /* Protects list manipulation */
 	struct list_head	bl_extents[EXTENT_LISTS]; /* R and RW extents */
@@ -193,8 +194,18 @@ struct bl_layoutupdate_data {
 };
 
 #define BLK_ID(lo) ((struct block_mount_id *)(PNFS_NFS_SERVER(lo)->pnfs_ld_data))
-#define BLK_LSEG2EXT(lseg) ((struct pnfs_block_layout *)lseg->layout->ld_data)
-#define BLK_LO2EXT(lo) ((struct pnfs_block_layout *)lo->ld_data)
+
+static inline struct pnfs_block_layout *
+BLK_LO2EXT(struct pnfs_layout_type *lo)
+{
+	return container_of(lo, struct pnfs_block_layout, bl_layout);
+}
+
+static inline struct pnfs_block_layout *
+BLK_LSEG2EXT(struct pnfs_layout_segment *lseg)
+{
+	return BLK_LO2EXT(lseg->layout);
+}
 
 uint32_t *blk_overflow(uint32_t *p, uint32_t *end, size_t nbytes);
 
diff --git a/fs/nfs/blocklayout/blocklayoutdev.c b/fs/nfs/blocklayout/blocklayoutdev.c
index a866f5c..7285d5e 100644
--- a/fs/nfs/blocklayout/blocklayoutdev.c
+++ b/fs/nfs/blocklayout/blocklayoutdev.c
@@ -620,7 +620,7 @@ int
 nfs4_blk_process_layoutget(struct pnfs_layout_type *lo,
 			   struct nfs4_pnfs_layoutget_res *lgr)
 {
-	struct pnfs_block_layout *bl = PNFS_LD_DATA(lo);
+	struct pnfs_block_layout *bl = BLK_LO2EXT(lo);
 	uint32_t *p = (uint32_t *)lgr->layout.buf;
 	uint32_t *end = (uint32_t *)((char *)lgr->layout.buf + lgr->layout.len);
 	int i, status = -EIO;
-- 
1.7.4.1


  parent reply index

Thread overview: 136+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-07 17:24 [PATCH 00/88] pnfs block layout driver rees
2011-06-07 17:26 ` [PATCH 01/88] pnfs: add set-clear layoutdriver interface Jim Rees
2011-06-07 17:26 ` [PATCH 02/88] pnfs: let layoutcommit code handle multiple segments Jim Rees
2011-06-07 17:26 ` [PATCH 03/88] pnfs_post_submit: Restore "pnfs: pnfs_do_flush" part 1 Jim Rees
2011-06-07 17:26 ` [PATCH 04/88] pnfs_post_submit: Restore the pnfs_write_end part of "pnfs: commit and pnfs_write_end" Jim Rees
2011-06-07 17:26 ` [PATCH 05/88] pnfs: xdr support for three word attribute bitmap Jim Rees
2011-06-07 17:26 ` [PATCH 06/88] pnfs: HACK: ask for layout_blksize on mount Jim Rees
2011-06-07 17:26 ` [PATCH 07/88] pnfs: HACK: modify write_end_cleanup Jim Rees
2011-06-07 17:26 ` [PATCH 08/88] HACK: propagate fsdata into nfs_writepage_setup Jim Rees
2011-06-07 17:26 ` [PATCH 09/88] pnfs: HACK: adjust eof handling Jim Rees
2011-06-07 17:27 ` [PATCH 10/88] pnfsblock: define PNFS_BLOCK Kconfig option Jim Rees
2011-06-07 17:27 ` [PATCH 11/88] pnfsblock: blocklayout stub Jim Rees
2011-06-07 17:27 ` [PATCH 12/88] pnfsblock: expose scsi interface Jim Rees
2011-06-07 17:27 ` [PATCH 13/88] pnfsblock: scan scsi devices Jim Rees
2011-06-07 17:27 ` [PATCH 14/88] pnfsblock: call and parse getdevicelist Jim Rees
2011-06-07 17:27 ` [PATCH 15/88] pnfsblock: dm kernel interface Jim Rees
2011-06-07 17:27 ` [PATCH 16/88] pnfsblock: select BLK_DEV_DM when PNFS_BLOCK is configured Jim Rees
2011-06-07 17:27 ` [PATCH 17/88] pnfsblock: create and destroy dm metadevice Jim Rees
2011-06-07 17:27 ` [PATCH 18/88] pnfsblock: construct and load md table Jim Rees
2011-06-07 17:28 ` [PATCH 19/88] pnfsblock: layout alloc and free Jim Rees
2011-06-07 17:28 ` [PATCH 20/88] pnfsblock: basic extent code Jim Rees
2011-06-07 17:28 ` [PATCH 21/88] pnfsblock: lseg alloc and free Jim Rees
2011-06-07 17:28 ` [PATCH 22/88] pnfsblock: xdr decode pnfs_block_layout4 Jim Rees
2011-06-07 17:28 ` [PATCH 23/88] pnfsblock: merge extents Jim Rees
2011-06-07 17:28 ` [PATCH 24/88] pnfsblock: find_get_extent Jim Rees
2011-06-07 17:28 ` [PATCH 25/88] pnfsblock: bl_read_pagelist Jim Rees
2011-06-07 17:28 ` [PATCH 26/88] pnfsblock: allow use of PG_owner_priv_1 flag Jim Rees
2011-06-07 17:29 ` [PATCH 27/88] pnfsblock: read path error handling Jim Rees
2011-06-07 17:29 ` [PATCH 28/88] pnfsblock: SPLITME: add extent manipulation functions Jim Rees
2011-06-07 17:29 ` [PATCH 29/88] pnfsblock: write_begin Jim Rees
2011-06-07 17:29 ` [PATCH 30/88] pnfsblock: write_end Jim Rees
2011-06-07 17:29 ` [PATCH 31/88] pnfsblock: write_end_cleanup Jim Rees
2011-06-07 17:29 ` [PATCH 32/88] pnfsblock: bl_write_pagelist support functions Jim Rees
2011-06-07 17:29 ` [PATCH 33/88] pnfsblock: bl_write_pagelist Jim Rees
2011-06-07 17:29 ` [PATCH 34/88] pnfsblock: note written INVAL areas for layoutcommit Jim Rees
2011-06-07 17:30 ` [PATCH 35/88] pnfsblock: bl_setup_layoutcommit Jim Rees
2011-06-07 17:30 ` [PATCH 36/88] pnfsblock: encode_layoutcommit Jim Rees
2011-06-07 17:30 ` [PATCH 37/88] pnfsblock: cleanup_layoutcommit Jim Rees
2011-06-07 17:30 ` [PATCH 38/88] pnfsblock: merge rw extents Jim Rees
2011-06-07 17:30 ` [PATCH 39/88] pnfsblock: debugging dprintks for clist info Jim Rees
2011-06-07 17:30 ` [PATCH 40/88] SQAUSHME: blocklayoutdriver: NULL pointer reference when committing too many extents Jim Rees
2011-06-07 17:30 ` [PATCH 41/88] SQUASHME: pnfs-block: remove of CONFIG_PNFS fallout Jim Rees
2011-06-07 17:30 ` [PATCH 42/88] SQUASHME: pnfsblock: Fix a memory leak Jim Rees
2011-06-07 17:31 ` [PATCH 43/88] SQUASHME: pnfsblock: fix bug when decoding block device info Jim Rees
2011-06-07 17:31 ` [PATCH 44/88] SQUASHME: pnfsblock: Wrong extent refcount in block extents list Jim Rees
2011-06-07 17:31 ` [PATCH 45/88] SQUASHME: pnfsblock: Implement release_inval_marks Jim Rees
2011-06-07 17:31 ` [PATCH 46/88] SQUASHME: pnfsblock: Fix missing extent in commit list Jim Rees
2011-06-07 17:31 ` [PATCH 47/88] pnfsblock: use the session max response size for getdeviceinfo's maxcount Jim Rees
2011-06-07 17:31 ` [PATCH 48/88] SQUASHME: pnfs-block: fix compile breakage Jim Rees
2011-06-07 17:31 ` [PATCH 49/88] SQUASHME: pnfs-block: convert APIs pnfs-post-submit Jim Rees
2011-06-07 17:32 ` [PATCH 50/88] pnfsblock: Lookup list entry of layouts and tags in reverse order Jim Rees
2011-06-07 17:32 ` [PATCH 51/88] pnfsblock: expose block_class interface Jim Rees
2011-06-07 17:32 ` [PATCH 52/88] pnfsblock: iterating all local block disks instead of only scsi disks when initializing mount point Jim Rees
2011-06-07 17:32 ` [PATCH 53/88] SQUASHME: pnfsblock: set pnfs_blksize before calling set_pnfs_layoutdriver Jim Rees
2011-06-07 17:32 ` [PATCH 54/88] SQUASHME: pnfsblock: get rid of threshold policy ops Jim Rees
2011-06-07 17:32 ` [PATCH 55/88] SQUASHME: pnfsblock: write_begin adjust for removed fields Jim Rees
2011-06-07 17:32 ` [PATCH 56/88] SQUASHME: pnfsblock: write_end adjust for removed ok_to_use_pnfs Jim Rees
2011-06-07 17:32 ` [PATCH 57/88] SQUASHME: pnfsblock: write_end_cleanup " Jim Rees
2011-06-07 17:32 ` [PATCH 58/88] SQUASHME: pnfsblock: bl_write_pagelist support functions adjust for missing PG_USE_PNFS Jim Rees
2011-06-07 17:33 ` [PATCH 59/88] SQUASHME: pnfsblock: bl_write_pagelist " Jim Rees
2011-06-07 17:33 ` [PATCH 60/88] SQUASHME: pnfs-block: nfs4_blk_add_block_disk ret must be signed Jim Rees
2011-06-07 17:33 ` Jim Rees [this message]
2011-06-07 17:33 ` [PATCH 62/88] SQUASHME: pnfs-block: use new commit api Jim Rees
2011-06-07 17:33 ` [PATCH 63/88] SQUASHME: pnfs-block: use new read_pagelist api Jim Rees
2011-06-07 17:33 ` [PATCH 64/88] SQUASHME: pnfs-block: use new write_pagelist api Jim Rees
2011-06-07 17:33 ` [PATCH 65/88] pnfs-block: Add support for simple rpc pipefs Jim Rees
2011-06-07 17:33 ` [PATCH 66/88] pnfs-block: Remove device creation from kernel Jim Rees
2011-06-07 17:33 ` [PATCH 67/88] SQUASHME: pnfs-block: apply types rename Jim Rees
2011-06-07 17:34 ` [PATCH 68/88] SQUASHME: pnfs-block: Revert "pnfsblock: expose block_class interface" Jim Rees
2011-06-07 17:34 ` [PATCH 69/88] SQUASHME: pnfsblock: remove obsolete include file from blocklayout.h Jim Rees
2011-06-07 17:34 ` [PATCH 70/88] SQUASHME: pnfsblock: use nfs4_deviceid Jim Rees
2011-06-07 17:34 ` [PATCH 71/88] SQUASHME: pnfsblock: no callback ops Jim Rees
2011-06-07 17:34 ` [PATCH 72/88] SQAUSHME: pnfsblock: no PNFS_NFS_SERVER Jim Rees
2011-06-07 17:34 ` [PATCH 73/88] SQUASHME: pnfsblock: no dev_notify_types Jim Rees
2011-06-07 17:34 ` [PATCH 74/88] SQUASHME: pnfsblock: use new struct pnfs_layout_hdr Jim Rees
2011-06-07 17:34 ` [PATCH 75/88] SQUASHME: pnfsblock: compile error in blocklayout code Jim Rees
2011-06-07 17:34 ` [PATCH 76/88] SQUASHME: pnfs-block: deprecate get_stripesize Jim Rees
2011-06-07 17:35 ` [PATCH 77/88] move include lines out of include file Jim Rees
2011-06-07 17:35 ` [PATCH 78/88] SQUASHME: pnfs-block: use {set,clear}_layoutdriver Jim Rees
2011-06-07 17:35 ` [PATCH 79/88] SQUASHME: pnfs-block: Return failure from bl_initialize_mountpoint Jim Rees
2011-06-07 17:35 ` [PATCH 80/88] SQUASHME: pnfs-block: fixup setup_layoutcommit arguments Jim Rees
2011-06-07 17:35 ` [PATCH 81/88] SQUASHME: pnfs-block: fixup cleanup_layoutcommit arguments Jim Rees
2011-06-07 17:35 ` [PATCH 82/88] SQUASHME: pnfs-block: fixup encode_layoutcommit arguments Jim Rees
2011-06-07 17:35 ` [PATCH 83/88] SQUASHME: pnfs-block: fixup layoutcommit methods args Jim Rees
2011-06-07 17:35 ` [PATCH 84/88] pnfs-block: fix blocklayoutdev.c for new blkdev_get_by_dev() Jim Rees
2011-06-07 17:35 ` [PATCH 85/88] SQUASHME: pnfs-block: use pnfs_layout_hdr field prefix Jim Rees
2011-06-07 17:35 ` [PATCH 86/88] SQUASHME: pnfs: blocklayout: port block layout code Jim Rees
2011-06-08  1:27   ` Benny Halevy
2011-06-08  2:06   ` Benny Halevy
2011-06-08  7:38     ` Peng Tao
2011-06-07 17:36 ` [PATCH 87/88] Add configurable prefetch size for layoutget Jim Rees
2011-06-08  2:01   ` Benny Halevy
2011-06-08  2:18     ` Jim Rees
2011-06-08  7:15       ` Peng Tao
2011-06-09  6:06         ` Benny Halevy
2011-06-09 11:49           ` Jim Rees
2011-06-09 13:32             ` Benny Halevy
2011-06-09 13:58               ` Jim Rees
2011-06-09 15:07                 ` Peng Tao
2011-06-09 21:22                   ` Benny Halevy
2011-06-10  6:00                     ` tao.peng
2011-06-10 12:33                       ` Benny Halevy
2011-06-10 14:09                         ` tao.peng
2011-06-10 19:23                           ` Benny Halevy
2011-06-10 20:03                             ` Fred Isaman
2011-06-10 21:15                               ` Benny Halevy
2011-06-11  1:46                                 ` Peng Tao
2011-06-10 23:20                             ` Boaz Harrosh
2011-06-11  2:19                               ` Peng Tao
2011-06-12 14:40                                 ` Boaz Harrosh
2011-06-12 18:46                                   ` Peng Tao
2011-06-11  1:35                             ` Peng Tao
2011-06-09 21:23                 ` Benny Halevy
2011-06-10  5:36                   ` tao.peng
2011-06-10 12:36                     ` Benny Halevy
2011-06-10 14:17                       ` tao.peng
2011-06-10 19:02                         ` Benny Halevy
2011-06-09 15:01             ` Peng Tao
2011-06-09 14:54           ` Peng Tao
2011-06-09 21:30             ` Benny Halevy
2011-06-10  6:02               ` tao.peng
2011-06-10 12:47                 ` Benny Halevy
2011-06-10 14:30                   ` tao.peng
2011-06-10 19:07                     ` Benny Halevy
2011-06-10 16:23                   ` Boaz Harrosh
2011-06-10 16:44                     ` Boaz Harrosh
2011-06-09  6:08         ` Benny Halevy
2011-06-07 17:36 ` [PATCH 88/88] NFS41: do not update isize if inode needs layoutcommit Jim Rees
2011-06-08  2:05   ` Benny Halevy
2011-06-08  7:06     ` Peng Tao
2011-06-08  7:29       ` Peng Tao
2011-06-09 21:52 ` [PATCH 00/88] pnfs block layout driver Boaz Harrosh
2011-06-09 22:15   ` Jim Rees
2011-06-10  2:16     ` Boaz Harrosh
2011-06-10  2:20       ` Boaz Harrosh
2011-06-10  4:04     ` Benny Halevy

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