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| author | Keith Busch <kbusch@kernel.org> | 2024-05-21 11:02:28 -0700 |
|---|---|---|
| committer | Keith Busch <kbusch@kernel.org> | 2024-05-23 13:44:42 -0700 |
| commit | a2e4c5f5f68dbd206f132bc709b98dea64afc3b8 (patch) | |
| tree | ffcb2e8ea39978cdef1393fa3d30f9d7ea4a0b0d /drivers/nvme | |
| parent | 2fe7b422460d14b33027d8770f7be8d26bcb2639 (diff) | |
| download | lwn-a2e4c5f5f68dbd206f132bc709b98dea64afc3b8.tar.gz lwn-a2e4c5f5f68dbd206f132bc709b98dea64afc3b8.zip | |
nvme-multipath: fix io accounting on failover
There are io stats accounting that needs to be handled, so don't call
blk_mq_end_request() directly. Use the existing nvme_end_req() helper
that already handles everything.
Fixes: d4d957b53d91ee ("nvme-multipath: support io stats on the mpath device")
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/core.c | 2 | ||||
| -rw-r--r-- | drivers/nvme/host/multipath.c | 3 | ||||
| -rw-r--r-- | drivers/nvme/host/nvme.h | 1 |
3 files changed, 4 insertions, 2 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 79cdd34dfa18..7706df237349 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -422,7 +422,7 @@ static inline void __nvme_end_req(struct request *req) nvme_mpath_end_request(req); } -static inline void nvme_end_req(struct request *req) +void nvme_end_req(struct request *req) { blk_status_t status = nvme_error_status(nvme_req(req)->status); diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index 9c1e135b8df3..1bee176fd850 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -118,7 +118,8 @@ void nvme_failover_req(struct request *req) blk_steal_bios(&ns->head->requeue_list, req); spin_unlock_irqrestore(&ns->head->requeue_lock, flags); - blk_mq_end_request(req, 0); + nvme_req(req)->status = 0; + nvme_end_req(req); kblockd_schedule_work(&ns->head->requeue_work); } diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index cacc56f4bbf4..fc31bd340a63 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -767,6 +767,7 @@ static inline bool nvme_state_terminal(struct nvme_ctrl *ctrl) } } +void nvme_end_req(struct request *req); void nvme_complete_rq(struct request *req); void nvme_complete_batch_req(struct request *req); |