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Subject[PATCH v9 11/12] block: call blk_account_io_start() in blk_execute_rq_nowait()
All existing users of blk_execute_rq[_nowait]() are for passthrough
commands and will thus be rejected by blk_do_io_stat().

This allows passthrough requests to opt-in to IO accounting by setting
RQF_IO_STAT.

Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
---
block/blk-exec.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/block/blk-exec.c b/block/blk-exec.c
index 1db44ca0f4a6..e20a852ae432 100644
--- a/block/blk-exec.c
+++ b/block/blk-exec.c
@@ -55,6 +55,8 @@ void blk_execute_rq_nowait(struct request_queue *q, struct gendisk *bd_disk,
rq->rq_disk = bd_disk;
rq->end_io = done;

+ blk_account_io_start(rq, true);
+
/*
* don't check dying flag for MQ because the request won't
* be reused after dying flag is set
--
2.20.1
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