lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

reiserfs: eliminate per-super xattr lock

Browse Source 
With the switch to using inode->i_mutex locking during lookups/creation
in the xattr root, the per-super xattr lock is no longer needed.

This patch removes it.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jeff Mahoney
2009-03-30 14:02:35 -04:00
committed by Linus Torvalds
parent 6c17675e1e
commit d984561b32
8 changed files with 74 additions and 151 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
fs/reiserfs/inode.c
View File

@ -1957,19 +1957,7 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
inode->i_nlink = 0;
th->t_trans_id = 0; /* so the caller can't use this handle later */
unlock_new_inode(inode); /* OK to do even if we hadn't locked it */
/* If we were inheriting an ACL, we need to release the lock so that
* iput doesn't deadlock in reiserfs_delete_xattrs. The locking
* code really needs to be reworked, but this will take care of it
* for now. -jeffm */
#ifdef CONFIG_REISERFS_FS_POSIX_ACL
if (REISERFS_I(dir)->i_acl_default && !IS_ERR(REISERFS_I(dir)->i_acl_default)) {
reiserfs_write_unlock_xattrs(dir->i_sb);
iput(inode);
reiserfs_write_lock_xattrs(dir->i_sb);
} else
#endif
iput(inode);
iput(inode);
return err;
}