The patch titled
r-o-bind-mounts: elevate write count for do_sys_utime and touch_atime
has been removed from the -mm tree. Its filename was
r-o-bind-mounts-elevate-write-count-for-do_sys_utime-and-touch_atime.patch
This patch was dropped because an updated version will be merged
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: r-o-bind-mounts: elevate write count for do_sys_utime and touch_atime
From: Dave Hansen <[EMAIL PROTECTED]>
Acked-by: Christoph Hellwig <[EMAIL PROTECTED]>
Signed-off-by: Dave Hansen <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
fs/inode.c | 20 ++++++++++++--------
1 file changed, 12 insertions(+), 8 deletions(-)
diff -puN
fs/inode.c~r-o-bind-mounts-elevate-write-count-for-do_sys_utime-and-touch_atime
fs/inode.c
---
a/fs/inode.c~r-o-bind-mounts-elevate-write-count-for-do_sys_utime-and-touch_atime
+++ a/fs/inode.c
@@ -1199,22 +1199,23 @@ void touch_atime(struct vfsmount *mnt, s
struct inode *inode = dentry->d_inode;
struct timespec now;
- if (inode->i_flags & S_NOATIME)
+ if (mnt && mnt_want_write(mnt))
return;
+ if (inode->i_flags & S_NOATIME)
+ goto out;
if (IS_NOATIME(inode))
- return;
+ goto out;
if ((inode->i_sb->s_flags & MS_NODIRATIME) && S_ISDIR(inode->i_mode))
- return;
+ goto out;
/*
* We may have a NULL vfsmount when coming from NFSD
*/
if (mnt) {
if (mnt->mnt_flags & MNT_NOATIME)
- return;
+ goto out;
if ((mnt->mnt_flags & MNT_NODIRATIME) && S_ISDIR(inode->i_mode))
- return;
-
+ goto out;
if (mnt->mnt_flags & MNT_RELATIME) {
/*
* With relative atime, only update atime if the
@@ -1225,16 +1226,19 @@ void touch_atime(struct vfsmount *mnt, s
&inode->i_atime) < 0 &&
timespec_compare(&inode->i_ctime,
&inode->i_atime) < 0)
- return;
+ goto out;
}
}
now = current_fs_time(inode->i_sb);
if (timespec_equal(&inode->i_atime, &now))
- return;
+ goto out;
inode->i_atime = now;
mark_inode_dirty_sync(inode);
+out:
+ if (mnt)
+ mnt_drop_write(mnt);
}
EXPORT_SYMBOL(touch_atime);
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
enable-hotplug-memory-remove-for-ppc64.patch
r-o-bind-mounts-elevate-write-count-for-do_sys_utime-and-touch_atime.patch
r-o-bind-mounts-elevate-write-count-for-do_utimes.patch
r-o-bind-mounts-elevate-write-count-for-file_update_time.patch
r-o-bind-mounts-elevate-write-count-for-link-and-symlink-calls.patch
r-o-bind-mounts-elevate-write-count-for-some-ioctls.patch
r-o-bind-mounts-elevate-write-count-opened-files.patch
r-o-bind-mounts-elevate-write-count-over-calls-to-vfs_rename.patch
r-o-bind-mounts-elevate-writer-count-for-chown-and-friends.patch
r-o-bind-mounts-elevate-writer-count-for-do_sys_truncate.patch
r-o-bind-mounts-make-access-use-mnt-check.patch
r-o-bind-mounts-nfs-check-mnt-instead-of-superblock-directly.patch
r-o-bind-mounts-sys_mknodat-elevate-write-count-for-vfs_mknod-create.patch
r-o-bind-mounts-track-number-of-mount-writers.patch
r-o-bind-mounts-honor-r-w-changes-at-do_remount-time.patch
keep-track-of-mnt_writer-state-of-struct-file.patch
create-file_drop_write_access-helper.patch
fix-up-new-filp-allocators.patch
reiser4.patch
page-owner-tracking-leak-detector.patch
-
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