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authorJan Harkes <jaharkes@cs.cmu.edu>2007-07-19 01:48:43 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-19 10:04:48 -0700
commit8c6d21528406ec719aaea9d589876fd105c31646 (patch)
tree00ff80bd206e5178cf57e37844d7512687ea2f59 /fs
parentd728900cd5502927158db747c653007cf72e2e49 (diff)
downloadlinux-linaro-8c6d21528406ec719aaea9d589876fd105c31646.tar.gz
coda: allow removal of busy directories
A directory without children may still be busy when it is the cwd for some process. We can safely remove such a directory because the VFS prevents further operations. Also we don't need to call d_delete as it is already called in vfs_rmdir. Signed-off-by: Jan Harkes <jaharkes@cs.cmu.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/coda/dir.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/fs/coda/dir.c b/fs/coda/dir.c
index 56a3b76b91c..01f55f447d8 100644
--- a/fs/coda/dir.c
+++ b/fs/coda/dir.c
@@ -391,28 +391,23 @@ int coda_rmdir(struct inode *dir, struct dentry *de)
{
const char *name = de->d_name.name;
int len = de->d_name.len;
- int error;
+ int error;
lock_kernel();
coda_vfs_stat.rmdir++;
- if (!d_unhashed(de)) {
- unlock_kernel();
- return -EBUSY;
- }
error = venus_rmdir(dir->i_sb, coda_i2f(dir), name, len);
+ if (!error) {
+ /* VFS may delete the child */
+ if (de->d_inode)
+ de->d_inode->i_nlink = 0;
- if ( error ) {
- unlock_kernel();
- return error;
+ /* fix the link count of the parent */
+ coda_dir_drop_nlink(dir);
+ coda_dir_update_mtime(dir);
}
-
- coda_dir_drop_nlink(dir);
- coda_dir_update_mtime(dir);
- drop_nlink(de->d_inode);
- d_delete(de);
unlock_kernel();
- return 0;
+ return error;
}
/* rename */