diff options
| author | Dave Hansen <haveblue@us.ibm.com> | 2008-02-15 23:37:43 +0100 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2008-04-19 06:29:24 +0200 |
| commit | 20ddee2c75339cc095f6191c3115f81da8955e96 (patch) | |
| tree | de675e92d25f9946026132ac634c08f1c6e87916 /fs | |
| parent | [PATCH] r/o bind mounts: elevate write count for do_utimes() (diff) | |
| download | linux-20ddee2c75339cc095f6191c3115f81da8955e96.tar.xz linux-20ddee2c75339cc095f6191c3115f81da8955e96.zip | |
[PATCH] r/o bind mounts: write count for file_update_time()
Acked-by: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/inode.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/inode.c b/fs/inode.c index 6f6250c08ce6..27ee1af50d02 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -1250,10 +1250,13 @@ void file_update_time(struct file *file) struct inode *inode = file->f_path.dentry->d_inode; struct timespec now; int sync_it = 0; + int err; if (IS_NOCMTIME(inode)) return; - if (IS_RDONLY(inode)) + + err = mnt_want_write(file->f_path.mnt); + if (err) return; now = current_fs_time(inode->i_sb); @@ -1274,6 +1277,7 @@ void file_update_time(struct file *file) if (sync_it) mark_inode_dirty_sync(inode); + mnt_drop_write(file->f_path.mnt); } EXPORT_SYMBOL(file_update_time); |