Merge branch 'for-linus' of git://oss.sgi.com:8090/xfs/xfs-2.6

* 'for-linus' of git://oss.sgi.com:8090/xfs/xfs-2.6: (62 commits)
  [XFS] add __init/__exit mark to specific init/cleanup functions
  [XFS] Fix oops in xfs_file_readdir()
  [XFS] kill xfs_root
  [XFS] keep i_nlink updated and use proper accessors
  [XFS] stop updating inode->i_blocks
  [XFS] Make xfs_ail_check check less by default
  [XFS] Move AIL pushing into it's own thread
  [XFS] use generic_permission
  [XFS] stop re-checking permissions in xfs_swapext
  [XFS] clean up xfs_swapext
  [XFS] remove permission check from xfs_change_file_space
  [XFS] prevent panic during log recovery due to bogus op_hdr length
  [XFS] Cleanup various fid related bits:
  [XFS] Fix xfs_lowbit64
  [XFS] Remove CFORK macros and use code directly in IFORK and DFORK macros.
  [XFS] kill superflous buffer locking (2nd attempt)
  [XFS] Use kernel-supplied "roundup_pow_of_two" for simplicity
  [XFS] Remove the BPCSHIFT and NB* based macros from XFS.
  [XFS] Remove bogus assert
  [XFS] optimize XFS_IS_REALTIME_INODE w/o realtime config
  ...

1 files changed, 5 insertions, 8 deletions

diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index 26d09e2e1a7f..1b446849fb3d 100644
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -2218,7 +2218,7 @@ xfs_da_state_free(xfs_da_state_t *state)
 
 #ifdef XFS_DABUF_DEBUG
 xfs_dabuf_t	*xfs_dabuf_global_list;
-lock_t		xfs_dabuf_global_lock;
+spinlock_t	xfs_dabuf_global_lock;
 #endif
 
 /*
@@ -2264,10 +2264,9 @@ xfs_da_buf_make(int nbuf, xfs_buf_t **bps, inst_t *ra)
 	}
 #ifdef XFS_DABUF_DEBUG
 	{
-		SPLDECL(s);
 		xfs_dabuf_t	*p;
 
-		s = mutex_spinlock(&xfs_dabuf_global_lock);
+		spin_lock(&xfs_dabuf_global_lock);
 		for (p = xfs_dabuf_global_list; p; p = p->next) {
 			ASSERT(p->blkno != dabuf->blkno ||
 			       p->target != dabuf->target);
@@ -2277,7 +2276,7 @@ xfs_da_buf_make(int nbuf, xfs_buf_t **bps, inst_t *ra)
 			xfs_dabuf_global_list->prev = dabuf;
 		dabuf->next = xfs_dabuf_global_list;
 		xfs_dabuf_global_list = dabuf;
-		mutex_spinunlock(&xfs_dabuf_global_lock, s);
+		spin_unlock(&xfs_dabuf_global_lock);
 	}
 #endif
 	return dabuf;
@@ -2319,16 +2318,14 @@ xfs_da_buf_done(xfs_dabuf_t *dabuf)
 		kmem_free(dabuf->data, BBTOB(dabuf->bbcount));
 #ifdef XFS_DABUF_DEBUG
 	{
-		SPLDECL(s);
-
-		s = mutex_spinlock(&xfs_dabuf_global_lock);
+		spin_lock(&xfs_dabuf_global_lock);
 		if (dabuf->prev)
 			dabuf->prev->next = dabuf->next;
 		else
 			xfs_dabuf_global_list = dabuf->next;
 		if (dabuf->next)
 			dabuf->next->prev = dabuf->prev;
-		mutex_spinunlock(&xfs_dabuf_global_lock, s);
+		spin_unlock(&xfs_dabuf_global_lock);
 	}
 	memset(dabuf, 0, XFS_DA_BUF_SIZE(dabuf->nbuf));
 #endif