xfs: clean up xfs_alloc_ag_vextent_exact
Use a goto label to consolidate all block not found cases, and add a
tracepoint for them. Also clean up a few whitespace issues.
Based on an earlier patch from Dave Chinner.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Alex Elder <aelder@sgi.com>
diff --git a/fs/xfs/linux-2.6/xfs_trace.h b/fs/xfs/linux-2.6/xfs_trace.h
index f56431c..83e8760 100644
--- a/fs/xfs/linux-2.6/xfs_trace.h
+++ b/fs/xfs/linux-2.6/xfs_trace.h
@@ -1422,6 +1422,7 @@
TP_PROTO(struct xfs_alloc_arg *args), \
TP_ARGS(args))
DEFINE_ALLOC_EVENT(xfs_alloc_exact_done);
+DEFINE_ALLOC_EVENT(xfs_alloc_exact_notfound);
DEFINE_ALLOC_EVENT(xfs_alloc_exact_error);
DEFINE_ALLOC_EVENT(xfs_alloc_near_nominleft);
DEFINE_ALLOC_EVENT(xfs_alloc_near_first);