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xfs: remove obsolete osyncisosync mount option

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Since Linux 2.6.33 the kernel has support for real O_SYNC, which made
the osyncisosync option a no-op.  Warn the users about this and remove
the mount flag for it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Christoph Hellwig
2010-07-20 17:50:52 +10:00
committed by Alex Elder
parent 0664ce8d0f
commit a64afb057b
3 changed files with 4 additions and 19 deletions
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10
fs/xfs/linux-2.6/xfs_super.c
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@ -90,7 +90,6 @@ mempool_t *xfs_ioend_pool;
#define MNTOPT_BARRIER "barrier" /* use writer barriers for log write and
* unwritten extent conversion */
#define MNTOPT_NOBARRIER "nobarrier" /* .. disable */
#define MNTOPT_OSYNCISOSYNC "osyncisosync" /* o_sync is REALLY o_sync */
#define MNTOPT_64BITINODE "inode64" /* inodes can be allocated anywhere */
#define MNTOPT_IKEEP "ikeep" /* do not free empty inode clusters */
#define MNTOPT_NOIKEEP "noikeep" /* free empty inode clusters */
@ -274,8 +273,6 @@ xfs_parseargs(
mp->m_flags &= ~XFS_MOUNT_GRPID;
} else if (!strcmp(this_char, MNTOPT_WSYNC)) {
mp->m_flags |= XFS_MOUNT_WSYNC;
} else if (!strcmp(this_char, MNTOPT_OSYNCISOSYNC)) {
mp->m_flags |= XFS_MOUNT_OSYNCISOSYNC;
} else if (!strcmp(this_char, MNTOPT_NORECOVERY)) {
mp->m_flags |= XFS_MOUNT_NORECOVERY;
} else if (!strcmp(this_char, MNTOPT_NOALIGN)) {
@ -366,9 +363,11 @@ xfs_parseargs(
cmn_err(CE_WARN,
"XFS: ihashsize no longer used, option is deprecated.");
} else if (!strcmp(this_char, "osyncisdsync")) {
/* no-op, this is now the default */
cmn_err(CE_WARN,
"XFS: osyncisdsync is now the default, option is deprecated.");
"XFS: osyncisdsync has no effect, option is deprecated.");
} else if (!strcmp(this_char, "osyncisosync")) {
cmn_err(CE_WARN,
"XFS: osyncisosync has no effect, option is deprecated.");
} else if (!strcmp(this_char, "irixsgid")) {
cmn_err(CE_WARN,
"XFS: irixsgid is now a sysctl(2) variable, option is deprecated.");
@ -500,7 +499,6 @@ xfs_showargs(
{ XFS_MOUNT_SWALLOC, "," MNTOPT_SWALLOC },
{ XFS_MOUNT_NOUUID, "," MNTOPT_NOUUID },
{ XFS_MOUNT_NORECOVERY, "," MNTOPT_NORECOVERY },
{ XFS_MOUNT_OSYNCISOSYNC, "," MNTOPT_OSYNCISOSYNC },
{ XFS_MOUNT_ATTR2, "," MNTOPT_ATTR2 },
{ XFS_MOUNT_FILESTREAMS, "," MNTOPT_FILESTREAM },
{ XFS_MOUNT_GRPID, "," MNTOPT_GRPID },