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* [PATCH] xfs: remove deprecated barrier/nobarrier mount options
@ 2018-06-26  0:03 Eric Sandeen
  2018-06-26  0:16 ` Darrick J. Wong
  2018-06-26  0:43 ` [PATCH 4.19 V2] " Eric Sandeen
  0 siblings, 2 replies; 10+ messages in thread
From: Eric Sandeen @ 2018-06-26  0:03 UTC (permalink / raw)
  To: linux-xfs

The barrier mount options have been no-ops and deprecated since

4cf4573 xfs: deprecate barrier/nobarrier mount option

i.e. kernel 4.10 / December 2016, with a stated deprecation schedule
after v4.15.  Should be fair game to remove them now.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
---
 Documentation/filesystems/xfs.txt |    4 ++--
 fs/xfs/xfs_mount.h                |    1 -
 fs/xfs/xfs_super.c                |   34 ++++------------------------------
 3 files changed, 6 insertions(+), 33 deletions(-)


diff --git a/Documentation/filesystems/xfs.txt b/Documentation/filesystems/xfs.txt
index 4d9ff0a..07dbd4e 100644
--- a/Documentation/filesystems/xfs.txt
+++ b/Documentation/filesystems/xfs.txt
@@ -223,8 +223,6 @@ Deprecated Mount Options
 
   Name				Removal Schedule
   ----				----------------
-  barrier			no earlier than v4.15
-  nobarrier			no earlier than v4.15
 
 
 Removed Mount Options
@@ -236,6 +234,8 @@ Removed Mount Options
   ihashsize			v4.0
   irixsgid			v4.0
   osyncisdsync/osyncisosync	v4.0
+  barrier			v4.18
+  nobarrier			v4.18
 
 
 sysctls
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 245349d..0f9115c 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -216,7 +216,6 @@ struct xfs_error_cfg {
 #define XFS_MOUNT_SMALL_INUMS	(1ULL << 14)	/* user wants 32bit inodes */
 #define XFS_MOUNT_32BITINODES	(1ULL << 15)	/* inode32 allocator active */
 #define XFS_MOUNT_NOUUID	(1ULL << 16)	/* ignore uuid during mount */
-#define XFS_MOUNT_BARRIER	(1ULL << 17)
 #define XFS_MOUNT_IKEEP		(1ULL << 18)	/* keep empty inode clusters*/
 #define XFS_MOUNT_SWALLOC	(1ULL << 19)	/* turn on stripe width
 						 * allocation */
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 9d791f1..03c5677 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -65,11 +65,10 @@ enum {
 	Opt_logbufs, Opt_logbsize, Opt_logdev, Opt_rtdev, Opt_biosize,
 	Opt_wsync, Opt_noalign, Opt_swalloc, Opt_sunit, Opt_swidth, Opt_nouuid,
 	Opt_mtpt, Opt_grpid, Opt_nogrpid, Opt_bsdgroups, Opt_sysvgroups,
-	Opt_allocsize, Opt_norecovery, Opt_barrier, Opt_nobarrier,
-	Opt_inode64, Opt_inode32, Opt_ikeep, Opt_noikeep,
-	Opt_largeio, Opt_nolargeio, Opt_attr2, Opt_noattr2, Opt_filestreams,
-	Opt_quota, Opt_noquota, Opt_usrquota, Opt_grpquota, Opt_prjquota,
-	Opt_uquota, Opt_gquota, Opt_pquota,
+	Opt_allocsize, Opt_norecovery, Opt_inode64, Opt_inode32, Opt_ikeep,
+	Opt_noikeep, Opt_largeio, Opt_nolargeio, Opt_attr2, Opt_noattr2,
+	Opt_filestreams, Opt_quota, Opt_noquota, Opt_usrquota, Opt_grpquota,
+	Opt_prjquota, Opt_uquota, Opt_gquota, Opt_pquota,
 	Opt_uqnoenforce, Opt_gqnoenforce, Opt_pqnoenforce, Opt_qnoenforce,
 	Opt_discard, Opt_nodiscard, Opt_dax, Opt_err,
 };
@@ -118,14 +117,7 @@ enum {
 	{Opt_qnoenforce, "qnoenforce"},	/* same as uqnoenforce */
 	{Opt_discard,	"discard"},	/* Discard unused blocks */
 	{Opt_nodiscard,	"nodiscard"},	/* Do not discard unused blocks */
-
 	{Opt_dax,	"dax"},		/* Enable direct access to bdev pages */
-
-	/* Deprecated mount options scheduled for removal */
-	{Opt_barrier,	"barrier"},	/* use writer barriers for log write and
-					 * unwritten extent conversion */
-	{Opt_nobarrier,	"nobarrier"},	/* .. disable */
-
 	{Opt_err,	NULL},
 };
 
@@ -209,7 +201,6 @@ enum {
 	 * Set some default flags that could be cleared by the mount option
 	 * parsing.
 	 */
-	mp->m_flags |= XFS_MOUNT_BARRIER;
 	mp->m_flags |= XFS_MOUNT_COMPAT_IOSIZE;
 
 	/*
@@ -362,14 +353,6 @@ enum {
 			mp->m_flags |= XFS_MOUNT_DAX;
 			break;
 #endif
-		case Opt_barrier:
-			xfs_warn(mp, "%s option is deprecated, ignoring.", p);
-			mp->m_flags |= XFS_MOUNT_BARRIER;
-			break;
-		case Opt_nobarrier:
-			xfs_warn(mp, "%s option is deprecated, ignoring.", p);
-			mp->m_flags &= ~XFS_MOUNT_BARRIER;
-			break;
 		default:
 			xfs_warn(mp, "unknown mount option [%s].", p);
 			return -EINVAL;
@@ -487,7 +470,6 @@ struct proc_xfs_info {
 	static struct proc_xfs_info xfs_info_unset[] = {
 		/* the few simple ones we can get from the mount struct */
 		{ XFS_MOUNT_COMPAT_IOSIZE,	",largeio" },
-		{ XFS_MOUNT_BARRIER,		",nobarrier" },
 		{ XFS_MOUNT_SMALL_INUMS,	",inode64" },
 		{ 0, NULL }
 	};
@@ -1278,14 +1260,6 @@ struct proc_xfs_info {
 
 		token = match_token(p, tokens, args);
 		switch (token) {
-		case Opt_barrier:
-			xfs_warn(mp, "%s option is deprecated, ignoring.", p);
-			mp->m_flags |= XFS_MOUNT_BARRIER;
-			break;
-		case Opt_nobarrier:
-			xfs_warn(mp, "%s option is deprecated, ignoring.", p);
-			mp->m_flags &= ~XFS_MOUNT_BARRIER;
-			break;
 		case Opt_inode64:
 			mp->m_flags &= ~XFS_MOUNT_SMALL_INUMS;
 			mp->m_maxagi = xfs_set_inode_alloc(mp, sbp->sb_agcount);


^ permalink raw reply related	[flat|nested] 10+ messages in thread
* [PATCH] xfs: remove deprecated barrier/nobarrier mount options
@ 2018-07-26 16:01 Darrick J. Wong
  2018-07-26 16:10 ` Eric Sandeen
  2018-07-26 16:10 ` Darrick J. Wong
  0 siblings, 2 replies; 10+ messages in thread
From: Darrick J. Wong @ 2018-07-26 16:01 UTC (permalink / raw)
  To: xfs

From: Darrick J. Wong <darrick.wong@oracle.com>

Remove the deprecated barrier and nobarrier mount options since they do
nothing and were listed for removal some time around v4.15.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 Documentation/filesystems/xfs.txt |    4 ++--
 fs/xfs/xfs_mount.h                |    1 -
 fs/xfs/xfs_super.c                |   26 +-------------------------
 3 files changed, 3 insertions(+), 28 deletions(-)

diff --git a/Documentation/filesystems/xfs.txt b/Documentation/filesystems/xfs.txt
index 4d9ff0a7f8e1..a9ae82fb9d13 100644
--- a/Documentation/filesystems/xfs.txt
+++ b/Documentation/filesystems/xfs.txt
@@ -223,8 +223,6 @@ Deprecated Mount Options
 
   Name				Removal Schedule
   ----				----------------
-  barrier			no earlier than v4.15
-  nobarrier			no earlier than v4.15
 
 
 Removed Mount Options
@@ -236,6 +234,8 @@ Removed Mount Options
   ihashsize			v4.0
   irixsgid			v4.0
   osyncisdsync/osyncisosync	v4.0
+  barrier			v4.19
+  nobarrier			v4.19
 
 
 sysctls
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 16869d771b71..387b3868c66a 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -229,7 +229,6 @@ typedef struct xfs_mount {
 #define XFS_MOUNT_SMALL_INUMS	(1ULL << 14)	/* user wants 32bit inodes */
 #define XFS_MOUNT_32BITINODES	(1ULL << 15)	/* inode32 allocator active */
 #define XFS_MOUNT_NOUUID	(1ULL << 16)	/* ignore uuid during mount */
-#define XFS_MOUNT_BARRIER	(1ULL << 17)
 #define XFS_MOUNT_IKEEP		(1ULL << 18)	/* keep empty inode clusters*/
 #define XFS_MOUNT_SWALLOC	(1ULL << 19)	/* turn on stripe width
 						 * allocation */
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 9dd7df216fc3..afe59ce33876 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -65,7 +65,7 @@ enum {
 	Opt_logbufs, Opt_logbsize, Opt_logdev, Opt_rtdev, Opt_biosize,
 	Opt_wsync, Opt_noalign, Opt_swalloc, Opt_sunit, Opt_swidth, Opt_nouuid,
 	Opt_mtpt, Opt_grpid, Opt_nogrpid, Opt_bsdgroups, Opt_sysvgroups,
-	Opt_allocsize, Opt_norecovery, Opt_barrier, Opt_nobarrier,
+	Opt_allocsize, Opt_norecovery,
 	Opt_inode64, Opt_inode32, Opt_ikeep, Opt_noikeep,
 	Opt_largeio, Opt_nolargeio, Opt_attr2, Opt_noattr2, Opt_filestreams,
 	Opt_quota, Opt_noquota, Opt_usrquota, Opt_grpquota, Opt_prjquota,
@@ -120,12 +120,6 @@ static const match_table_t tokens = {
 	{Opt_nodiscard,	"nodiscard"},	/* Do not discard unused blocks */
 
 	{Opt_dax,	"dax"},		/* Enable direct access to bdev pages */
-
-	/* Deprecated mount options scheduled for removal */
-	{Opt_barrier,	"barrier"},	/* use writer barriers for log write and
-					 * unwritten extent conversion */
-	{Opt_nobarrier,	"nobarrier"},	/* .. disable */
-
 	{Opt_err,	NULL},
 };
 
@@ -209,7 +203,6 @@ xfs_parseargs(
 	 * Set some default flags that could be cleared by the mount option
 	 * parsing.
 	 */
-	mp->m_flags |= XFS_MOUNT_BARRIER;
 	mp->m_flags |= XFS_MOUNT_COMPAT_IOSIZE;
 
 	/*
@@ -362,14 +355,6 @@ xfs_parseargs(
 			mp->m_flags |= XFS_MOUNT_DAX;
 			break;
 #endif
-		case Opt_barrier:
-			xfs_warn(mp, "%s option is deprecated, ignoring.", p);
-			mp->m_flags |= XFS_MOUNT_BARRIER;
-			break;
-		case Opt_nobarrier:
-			xfs_warn(mp, "%s option is deprecated, ignoring.", p);
-			mp->m_flags &= ~XFS_MOUNT_BARRIER;
-			break;
 		default:
 			xfs_warn(mp, "unknown mount option [%s].", p);
 			return -EINVAL;
@@ -487,7 +472,6 @@ xfs_showargs(
 	static struct proc_xfs_info xfs_info_unset[] = {
 		/* the few simple ones we can get from the mount struct */
 		{ XFS_MOUNT_COMPAT_IOSIZE,	",largeio" },
-		{ XFS_MOUNT_BARRIER,		",nobarrier" },
 		{ XFS_MOUNT_SMALL_INUMS,	",inode64" },
 		{ 0, NULL }
 	};
@@ -1322,14 +1306,6 @@ xfs_fs_remount(
 
 		token = match_token(p, tokens, args);
 		switch (token) {
-		case Opt_barrier:
-			xfs_warn(mp, "%s option is deprecated, ignoring.", p);
-			mp->m_flags |= XFS_MOUNT_BARRIER;
-			break;
-		case Opt_nobarrier:
-			xfs_warn(mp, "%s option is deprecated, ignoring.", p);
-			mp->m_flags &= ~XFS_MOUNT_BARRIER;
-			break;
 		case Opt_inode64:
 			mp->m_flags &= ~XFS_MOUNT_SMALL_INUMS;
 			mp->m_maxagi = xfs_set_inode_alloc(mp, sbp->sb_agcount);

^ permalink raw reply related	[flat|nested] 10+ messages in thread

end of thread, other threads:[~2018-07-26 17:28 UTC | newest]

Thread overview: 10+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2018-06-26  0:03 [PATCH] xfs: remove deprecated barrier/nobarrier mount options Eric Sandeen
2018-06-26  0:16 ` Darrick J. Wong
2018-06-26  0:34   ` Eric Sandeen
2018-06-26  0:40     ` Darrick J. Wong
2018-06-26  0:43 ` [PATCH 4.19 V2] " Eric Sandeen
2018-06-26 11:23   ` Carlos Maiolino
2018-06-26 14:32   ` Darrick J. Wong
2018-07-26 16:01 [PATCH] " Darrick J. Wong
2018-07-26 16:10 ` Eric Sandeen
2018-07-26 16:10 ` Darrick J. Wong

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