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Diffstat (limited to 'kernel/trace/blktrace.c')
-rw-r--r--kernel/trace/blktrace.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index 3679a6d18934..3f6a7bdc6edf 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -893,11 +893,6 @@ static void blk_add_trace_bio(struct request_queue *q, struct bio *bio,
rcu_read_unlock();
}
-static void blk_add_trace_bio_bounce(void *ignore, struct bio *bio)
-{
- blk_add_trace_bio(bio->bi_bdev->bd_disk->queue, bio, BLK_TA_BOUNCE, 0);
-}
-
static void blk_add_trace_bio_complete(void *ignore,
struct request_queue *q, struct bio *bio)
{
@@ -1089,8 +1084,6 @@ static void blk_register_tracepoints(void)
WARN_ON(ret);
ret = register_trace_block_rq_complete(blk_add_trace_rq_complete, NULL);
WARN_ON(ret);
- ret = register_trace_block_bio_bounce(blk_add_trace_bio_bounce, NULL);
- WARN_ON(ret);
ret = register_trace_block_bio_complete(blk_add_trace_bio_complete, NULL);
WARN_ON(ret);
ret = register_trace_block_bio_backmerge(blk_add_trace_bio_backmerge, NULL);
@@ -1125,7 +1118,6 @@ static void blk_unregister_tracepoints(void)
unregister_trace_block_bio_frontmerge(blk_add_trace_bio_frontmerge, NULL);
unregister_trace_block_bio_backmerge(blk_add_trace_bio_backmerge, NULL);
unregister_trace_block_bio_complete(blk_add_trace_bio_complete, NULL);
- unregister_trace_block_bio_bounce(blk_add_trace_bio_bounce, NULL);
unregister_trace_block_rq_complete(blk_add_trace_rq_complete, NULL);
unregister_trace_block_rq_requeue(blk_add_trace_rq_requeue, NULL);
unregister_trace_block_rq_merge(blk_add_trace_rq_merge, NULL);
@@ -1462,7 +1454,6 @@ static const struct {
[__BLK_TA_UNPLUG_TIMER] = {{ "UT", "unplug_timer" }, blk_log_unplug },
[__BLK_TA_INSERT] = {{ "I", "insert" }, blk_log_generic },
[__BLK_TA_SPLIT] = {{ "X", "split" }, blk_log_split },
- [__BLK_TA_BOUNCE] = {{ "B", "bounce" }, blk_log_generic },
[__BLK_TA_REMAP] = {{ "A", "remap" }, blk_log_remap },
};
@@ -1896,6 +1887,8 @@ void blk_fill_rwbs(char *rwbs, blk_opf_t opf)
rwbs[i++] = 'S';
if (opf & REQ_META)
rwbs[i++] = 'M';
+ if (opf & REQ_ATOMIC)
+ rwbs[i++] = 'U';
rwbs[i] = '\0';
}