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Diffstat (limited to 'fs/xfs/xfs_vfsops.c')
-rw-r--r--fs/xfs/xfs_vfsops.c50
1 files changed, 28 insertions, 22 deletions
diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c
index 7bdbd99..b6ad370 100644
--- a/fs/xfs/xfs_vfsops.c
+++ b/fs/xfs/xfs_vfsops.c
@@ -53,6 +53,7 @@
#include "xfs_acl.h"
#include "xfs_attr.h"
#include "xfs_clnt.h"
+#include "xfs_fsops.h"
STATIC int xfs_sync(bhv_desc_t *, int, cred_t *);
@@ -290,8 +291,8 @@ xfs_start_flags(
mp->m_flags |= XFS_MOUNT_IDELETE;
if (ap->flags & XFSMNT_DIRSYNC)
mp->m_flags |= XFS_MOUNT_DIRSYNC;
- if (ap->flags & XFSMNT_COMPAT_ATTR)
- mp->m_flags |= XFS_MOUNT_COMPAT_ATTR;
+ if (ap->flags & XFSMNT_ATTR2)
+ mp->m_flags |= XFS_MOUNT_ATTR2;
if (ap->flags2 & XFSMNT2_COMPAT_IOSIZE)
mp->m_flags |= XFS_MOUNT_COMPAT_IOSIZE;
@@ -312,6 +313,8 @@ xfs_start_flags(
mp->m_flags |= XFS_MOUNT_NOUUID;
if (ap->flags & XFSMNT_BARRIER)
mp->m_flags |= XFS_MOUNT_BARRIER;
+ else
+ mp->m_flags &= ~XFS_MOUNT_BARRIER;
return 0;
}
@@ -330,10 +333,11 @@ xfs_finish_flags(
/* Fail a mount where the logbuf is smaller then the log stripe */
if (XFS_SB_VERSION_HASLOGV2(&mp->m_sb)) {
- if ((ap->logbufsize == -1) &&
+ if ((ap->logbufsize <= 0) &&
(mp->m_sb.sb_logsunit > XLOG_BIG_RECORD_BSIZE)) {
mp->m_logbsize = mp->m_sb.sb_logsunit;
- } else if (ap->logbufsize < mp->m_sb.sb_logsunit) {
+ } else if (ap->logbufsize > 0 &&
+ ap->logbufsize < mp->m_sb.sb_logsunit) {
cmn_err(CE_WARN,
"XFS: logbuf size must be greater than or equal to log stripe size");
return XFS_ERROR(EINVAL);
@@ -347,6 +351,10 @@ xfs_finish_flags(
}
}
+ if (XFS_SB_VERSION_HASATTR2(&mp->m_sb)) {
+ mp->m_flags |= XFS_MOUNT_ATTR2;
+ }
+
/*
* prohibit r/w mounts of read-only filesystems
*/
@@ -382,10 +390,6 @@ xfs_finish_flags(
return XFS_ERROR(EINVAL);
}
- if (XFS_SB_VERSION_HASATTR2(&mp->m_sb)) {
- mp->m_flags &= ~XFS_MOUNT_COMPAT_ATTR;
- }
-
return 0;
}
@@ -504,13 +508,13 @@ xfs_mount(
if (error)
goto error2;
+ if ((mp->m_flags & XFS_MOUNT_BARRIER) && !(vfsp->vfs_flag & VFS_RDONLY))
+ xfs_mountfs_check_barriers(mp);
+
error = XFS_IOINIT(vfsp, args, flags);
if (error)
goto error2;
- if ((args->flags & XFSMNT_BARRIER) &&
- !(XFS_MTOVFS(mp)->vfs_flag & VFS_RDONLY))
- xfs_mountfs_check_barriers(mp);
return 0;
error2:
@@ -655,6 +659,11 @@ xfs_mntupdate(
else
mp->m_flags &= ~XFS_MOUNT_NOATIME;
+ if (args->flags & XFSMNT_BARRIER)
+ mp->m_flags |= XFS_MOUNT_BARRIER;
+ else
+ mp->m_flags &= ~XFS_MOUNT_BARRIER;
+
if ((vfsp->vfs_flag & VFS_RDONLY) &&
!(*flags & MS_RDONLY)) {
vfsp->vfs_flag &= ~VFS_RDONLY;
@@ -1634,6 +1643,7 @@ xfs_vget(
#define MNTOPT_NORECOVERY "norecovery" /* don't run XFS recovery */
#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 */
@@ -1680,7 +1690,6 @@ xfs_parseargs(
int iosize;
args->flags2 |= XFSMNT2_COMPAT_IOSIZE;
- args->flags |= XFSMNT_COMPAT_ATTR;
#if 0 /* XXX: off by default, until some remaining issues ironed out */
args->flags |= XFSMNT_IDELETE; /* default to on */
@@ -1806,6 +1815,8 @@ xfs_parseargs(
args->flags |= XFSMNT_NOUUID;
} else if (!strcmp(this_char, MNTOPT_BARRIER)) {
args->flags |= XFSMNT_BARRIER;
+ } else if (!strcmp(this_char, MNTOPT_NOBARRIER)) {
+ args->flags &= ~XFSMNT_BARRIER;
} else if (!strcmp(this_char, MNTOPT_IKEEP)) {
args->flags &= ~XFSMNT_IDELETE;
} else if (!strcmp(this_char, MNTOPT_NOIKEEP)) {
@@ -1815,9 +1826,9 @@ xfs_parseargs(
} else if (!strcmp(this_char, MNTOPT_NOLARGEIO)) {
args->flags2 |= XFSMNT2_COMPAT_IOSIZE;
} else if (!strcmp(this_char, MNTOPT_ATTR2)) {
- args->flags &= ~XFSMNT_COMPAT_ATTR;
+ args->flags |= XFSMNT_ATTR2;
} else if (!strcmp(this_char, MNTOPT_NOATTR2)) {
- args->flags |= XFSMNT_COMPAT_ATTR;
+ args->flags &= ~XFSMNT_ATTR2;
} else if (!strcmp(this_char, "osyncisdsync")) {
/* no-op, this is now the default */
printk("XFS: osyncisdsync is now the default, option is deprecated.\n");
@@ -1892,7 +1903,6 @@ xfs_showargs(
{ XFS_MOUNT_NOUUID, "," MNTOPT_NOUUID },
{ XFS_MOUNT_NORECOVERY, "," MNTOPT_NORECOVERY },
{ XFS_MOUNT_OSYNCISOSYNC, "," MNTOPT_OSYNCISOSYNC },
- { XFS_MOUNT_BARRIER, "," MNTOPT_BARRIER },
{ XFS_MOUNT_IDELETE, "," MNTOPT_NOIKEEP },
{ 0, NULL }
};
@@ -1914,33 +1924,28 @@ xfs_showargs(
if (mp->m_logbufs > 0)
seq_printf(m, "," MNTOPT_LOGBUFS "=%d", mp->m_logbufs);
-
if (mp->m_logbsize > 0)
seq_printf(m, "," MNTOPT_LOGBSIZE "=%dk", mp->m_logbsize >> 10);
if (mp->m_logname)
seq_printf(m, "," MNTOPT_LOGDEV "=%s", mp->m_logname);
-
if (mp->m_rtname)
seq_printf(m, "," MNTOPT_RTDEV "=%s", mp->m_rtname);
if (mp->m_dalign > 0)
seq_printf(m, "," MNTOPT_SUNIT "=%d",
(int)XFS_FSB_TO_BB(mp, mp->m_dalign));
-
if (mp->m_swidth > 0)
seq_printf(m, "," MNTOPT_SWIDTH "=%d",
(int)XFS_FSB_TO_BB(mp, mp->m_swidth));
- if (!(mp->m_flags & XFS_MOUNT_COMPAT_ATTR))
- seq_printf(m, "," MNTOPT_ATTR2);
-
if (!(mp->m_flags & XFS_MOUNT_COMPAT_IOSIZE))
seq_printf(m, "," MNTOPT_LARGEIO);
+ if (mp->m_flags & XFS_MOUNT_BARRIER)
+ seq_printf(m, "," MNTOPT_BARRIER);
if (!(vfsp->vfs_flag & VFS_32BITINODES))
seq_printf(m, "," MNTOPT_64BITINODE);
-
if (vfsp->vfs_flag & VFS_GRPID)
seq_printf(m, "," MNTOPT_GRPID);
@@ -1959,6 +1964,7 @@ xfs_freeze(
/* Push the superblock and write an unmount record */
xfs_log_unmount_write(mp);
xfs_unmountfs_writesb(mp);
+ xfs_fs_log_dummy(mp);
}
generated by cgit v1.1 at 2024-12-26 14:15:35 +0000