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authorDave Hansen <haveblue@us.ibm.com>2006-10-01 10:29:06 +0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-01 11:39:30 +0400
commitce71ec36840368b877fb63bd14c8e67ab62d08b1 (patch)
tree55ea3caaa339881dfd66d787b3dbbb964825d07a /fs/autofs4
parent17ff785691503f63ec648df82a7fdaece7695561 (diff)
downloadlinux-ce71ec36840368b877fb63bd14c8e67ab62d08b1.tar.xz
[PATCH] r/o bind mounts: monitor zeroing of i_nlink
Some filesystems, instead of simply decrementing i_nlink, simply zero it during an unlink operation. We need to catch these in addition to the decrement operations. Signed-off-by: Dave Hansen <haveblue@us.ibm.com> Acked-by: Christoph Hellwig <hch@lst.de> Cc: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/autofs4')
-rw-r--r--fs/autofs4/root.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index e21bb4668201..c1493524da4d 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -638,7 +638,7 @@ static int autofs4_dir_unlink(struct inode *dir, struct dentry *dentry)
dput(ino->dentry);
dentry->d_inode->i_size = 0;
- dentry->d_inode->i_nlink = 0;
+ clear_nlink(dentry->d_inode);
dir->i_mtime = CURRENT_TIME;
@@ -673,7 +673,7 @@ static int autofs4_dir_rmdir(struct inode *dir, struct dentry *dentry)
}
dput(ino->dentry);
dentry->d_inode->i_size = 0;
- dentry->d_inode->i_nlink = 0;
+ clear_nlink(dentry->d_inode);
if (dir->i_nlink)
drop_nlink(dir);