[GFS2] Use mutices rather than semaphores

As well as a number of minor bug fixes, this patch changes GFS
to use mutices rather than semaphores. This results in better
information in case there are any locking problems.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/gfs2/meta_io.c b/fs/gfs2/meta_io.c
index ef58d43b67ee..8fba84306755 100644
--- a/fs/gfs2/meta_io.c
+++ b/fs/gfs2/meta_io.c
@@ -556,7 +556,7 @@ void gfs2_attach_bufdata(struct gfs2_glock *gl, struct buffer_head *bh, int meta
                 return;
         }
 
-        bd = kmem_cache_alloc(gfs2_bufdata_cachep, GFP_KERNEL | __GFP_NOFAIL),
+        bd = kmem_cache_alloc(gfs2_bufdata_cachep, GFP_NOFS | __GFP_NOFAIL),
         atomic_inc(&gl->gl_sbd->sd_bufdata_count);
 
         memset(bd, 0, sizeof(struct gfs2_bufdata));