Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>
---
kernel/trace/blktrace.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index 0a9b491bac9e..1f2857cdbcee 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -1438,9 +1438,11 @@ static void blk_add_trace_unplug(void *ignore, struct request_queue *q,
unsigned int depth, bool explicit)
{
struct blk_trace *bt;
+ struct blk_trace_ext *bte;
rcu_read_lock();
bt = rcu_dereference(q->blk_trace);
+ bte = rcu_dereference(q->blk_trace_ext);
if (bt) {
__be64 rpdu = cpu_to_be64(depth);
u32 what;
@@ -1451,6 +1453,16 @@ static void blk_add_trace_unplug(void *ignore, struct request_queue *q,
what = BLK_TA_UNPLUG_TIMER;
__blk_add_trace(bt, 0, 0, 0, 0, what, 0, sizeof(rpdu), &rpdu, 0);
+ } else if (bte) {
+ __be64 rpdu = cpu_to_be64(depth);
+ u64 what;
+
+ if (explicit)
+ what = BLK_TA_UNPLUG_IO_EXT;
+ else
+ what = BLK_TA_UNPLUG_TIMER_EXT;
+ __blk_add_trace_ext(bte, 0, 0, 0, 0, what, 0, sizeof(rpdu),
+ &rpdu, 0, 0);
}
rcu_read_unlock();
}
--
2.22.1
