[XFS] XFS propagates MS_NOATIME through two levels internally but doesn't

actually use it.  Kill this dead code.	Signed-off-by: Christoph Hellwig
<hch@lst.de>

SGI-PV: 904196
SGI-Modid: xfs-linux-melb:xfs-kern:25086a

Signed-off-by: Nathan Scott <nathans@sgi.com>

diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c
index f22e426..59989f6 100644 (file)
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/linux-2.6/xfs_super.c
@@ -76,8 +76,6 @@ xfs_args_allocate(
        strncpy(args->fsname, sb->s_id, MAXNAMELEN);
 
        /* Copy the already-parsed mount(2) flags we're interested in */
-       if (sb->s_flags & MS_NOATIME)
-               args->flags |= XFSMNT_NOATIME;
        if (sb->s_flags & MS_DIRSYNC)
                args->flags |= XFSMNT_DIRSYNC;
        if (sb->s_flags & MS_SYNCHRONOUS)

diff --git a/fs/xfs/xfs_clnt.h b/fs/xfs/xfs_clnt.h
index f57cc9a..022fff6 100644 (file)
--- a/fs/xfs/xfs_clnt.h
+++ b/fs/xfs/xfs_clnt.h
@@ -68,8 +68,6 @@ struct xfs_mount_args {
                                                 * enforcement */
 #define XFSMNT_PQUOTAENF       0x00000040      /* IRIX project quota limit
                                                 * enforcement */
-#define XFSMNT_NOATIME         0x00000100      /* don't modify access
-                                                * times on reads */
 #define XFSMNT_NOALIGN         0x00000200      /* don't allocate at
                                                 * stripe boundaries*/
 #define XFSMNT_RETERR          0x00000400      /* return error to user */

diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index cd3cf96..4c9817a 100644 (file)
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -386,8 +386,6 @@ typedef struct xfs_mount {
 #define XFS_MOUNT_FS_SHUTDOWN  (1ULL << 4)     /* atomic stop of all filesystem
                                                   operations, typically for
                                                   disk errors in metadata */
-#define XFS_MOUNT_NOATIME      (1ULL << 5)     /* don't modify inode access
-                                                  times on reads */
 #define XFS_MOUNT_RETERR       (1ULL << 6)     /* return alignment errors to
                                                   user */
 #define XFS_MOUNT_NOALIGN      (1ULL << 7)     /* turn off stripe alignment

diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c
index b6ad370..2a0a9ef 100644 (file)
--- a/fs/xfs/xfs_vfsops.c
+++ b/fs/xfs/xfs_vfsops.c
@@ -258,8 +258,6 @@ xfs_start_flags(
                mp->m_inoadd = XFS_INO64_OFFSET;
        }
 #endif
-       if (ap->flags & XFSMNT_NOATIME)
-               mp->m_flags |= XFS_MOUNT_NOATIME;
        if (ap->flags & XFSMNT_RETERR)
                mp->m_flags |= XFS_MOUNT_RETERR;
        if (ap->flags & XFSMNT_NOALIGN)
@@ -654,11 +652,6 @@ xfs_mntupdate(
        xfs_mount_t     *mp = XFS_BHVTOM(bdp);
        int             error;
 
-       if (args->flags & XFSMNT_NOATIME)
-               mp->m_flags |= XFS_MOUNT_NOATIME;
-       else
-               mp->m_flags &= ~XFS_MOUNT_NOATIME;
-
        if (args->flags & XFSMNT_BARRIER)
                mp->m_flags |= XFS_MOUNT_BARRIER;
        else