[PATCH] blktrace: add missing probe argument to block_bio_complete

From: Mathieu Desnoyers
Date: Thu Jan 06 2011 - 20:55:03 EST


blktrace.c block bio complete callback needs to gain a new argument to reflect
the newly added "error" tracepoint argument. This is needed to match the new
block_bio_complete TRACE_EVENT as of
commit de983a7bfcb7c020901ca6e2314cf55a4207ab5a.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx>
CC: Jeff Moyer <jmoyer@xxxxxxxxxx>
CC: Steven Rostedt <rostedt@xxxxxxxxxxx>
CC: Frederic Weisbecker <fweisbec@xxxxxxxxx>
CC: Ingo Molnar <mingo@xxxxxxx>
CC: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CC: Jens Axboe <axboe@xxxxxxxxx>
CC: Li Zefan <lizf@xxxxxxxxxxxxxx>
---
kernel/trace/blktrace.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

Index: linux-2.6-lttng/kernel/trace/blktrace.c
===================================================================
--- linux-2.6-lttng.orig/kernel/trace/blktrace.c
+++ linux-2.6-lttng/kernel/trace/blktrace.c
@@ -785,7 +785,8 @@ static void blk_add_trace_bio_bounce(voi
}

static void blk_add_trace_bio_complete(void *ignore,
- struct request_queue *q, struct bio *bio)
+ struct request_queue *q, struct bio *bio,
+ int error)
{
blk_add_trace_bio(q, bio, BLK_TA_COMPLETE);
}
--
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com
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