[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20080215223743.27CB92C5@kernel>
Date: Fri, 15 Feb 2008 14:37:43 -0800
From: Dave Hansen <haveblue@...ibm.com>
To: linux-kernel@...r.kernel.org
Cc: hch@....de, miklos@...redi.hu, akpm@...l.org,
Dave Hansen <haveblue@...ibm.com>
Subject: [PATCH 17/30] r/o bind mounts: write count for file_update_time()
Acked-by: Al Viro <viro@...IV.linux.org.uk>
Signed-off-by: Christoph Hellwig <hch@....de>
Signed-off-by: Dave Hansen <haveblue@...ibm.com>
---
linux-2.6.git-dave/fs/inode.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff -puN fs/inode.c~r-o-bind-mounts-elevate-write-count-for-file_update_time fs/inode.c
--- linux-2.6.git/fs/inode.c~r-o-bind-mounts-elevate-write-count-for-file_update_time 2008-02-15 13:25:51.000000000 -0800
+++ linux-2.6.git-dave/fs/inode.c 2008-02-15 13:25:51.000000000 -0800
@@ -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_vfsmnt);
+ 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_vfsmnt);
}
EXPORT_SYMBOL(file_update_time);
_
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists