commit 3291fa57cb1b004c1a4823beb28b5cc72555f1a5
author Keith Busch <keith.busch@intel.com> Mon Apr 28 12:30:52 2014 -0600
committer Matthew Wilcox <matthew.r.wilcox@intel.com> Mon May 05 10:41:26 2014 -0400
tree 027fa1d510238ddd18d6c5b2bced5b5f5c585088
parent 94bbac4052eb93219ca0aa370ca741486b25fb98

NVMe: Add tracepoints

Adding tracepoints for bio_complete and block_split into nvme to help
with gathering IO info using blktrace and blkparse.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>

block/blk-core.c

diff --git a/block/blk-core.c b/block/blk-core.c
index a0e3096..c488b55 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -43,6 +43,7 @@
 EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_remap);
 EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_remap);
 EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_complete);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_split);
 EXPORT_TRACEPOINT_SYMBOL_GPL(block_unplug);
 
 DEFINE_IDA(blk_queue_ida);