linux-kernel - [PATCH] Export block tracepoints for use by kernel modules

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Date:	Tue, 22 Apr 2014 07:23:41 -0700
From:	Drew Richardson <drew.richardson@....com>
To:	Jens Axboe <axboe@...nel.dk>, linux-kernel@...r.kernel.org,
	Pawel Moll <pawel.moll@....com>
Subject: [PATCH] Export block tracepoints for use by kernel modules

After commit de7b2973903c6cc50b31ee5682a69b2219b9919d ("tracepoint:
Use struct pointer instead of name hash for reg/unreg tracepoints"),
any tracepoints used in a kernel module must be exported.

Signed-off-by: Drew Richardson <drew.richardson@....com>
Acked-by: Pawel Moll <pawel.moll@....com>
---
 block/blk-core.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/block/blk-core.c b/block/blk-core.c
index a0e3096c4bb5..a23f958ef20a 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -44,6 +44,21 @@ 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_unplug);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_touch_buffer);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_dirty_buffer);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_abort);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_requeue);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_complete);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_insert);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_issue);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_bounce);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_backmerge);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_frontmerge);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_queue);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_getrq);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_sleeprq);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_plug);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_split);
 
 DEFINE_IDA(blk_queue_ida);
 
-- 
1.8.3.2

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