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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>
This commit is contained in:
Jan Harkes 2007-07-19 01:48:43 -07:00 committed by Linus Torvalds
parent d728900cd5
commit 8c6d215284
1 changed files with 9 additions and 14 deletions
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23
fs/coda/dir.c
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@ -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 */