diff options
| author | Ming Lin <ming.l@samsung.com> | 2016-05-18 23:05:02 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2016-06-07 21:43:02 +0200 |
| commit | c55a2fd4bb16bcdd8c42e3d64fccd326416b7492 (patch) | |
| tree | e44e6da1c8bc384fa0bde85e078fd481073487be /drivers/nvme | |
| parent | nvme: update and rename nvme_cancel_io to nvme_cancel_request (diff) | |
| download | linux-c55a2fd4bb16bcdd8c42e3d64fccd326416b7492.tar.xz linux-c55a2fd4bb16bcdd8c42e3d64fccd326416b7492.zip | |
nvme: move nvme_cancel_request() to common code
So it can be used by fabrics driver also.
Signed-off-by: Ming Lin <ming.l@samsung.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Keith Busch <keith.bsuch@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/core.c | 17 | ||||
| -rw-r--r-- | drivers/nvme/host/nvme.h | 1 | ||||
| -rw-r--r-- | drivers/nvme/host/pci.c | 16 |
3 files changed, 18 insertions, 16 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index abdfdcfb66f4..24f91fbd253c 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -58,6 +58,23 @@ static DEFINE_SPINLOCK(dev_list_lock); static struct class *nvme_class; +void nvme_cancel_request(struct request *req, void *data, bool reserved) +{ + int status; + + if (!blk_mq_request_started(req)) + return; + + dev_dbg_ratelimited(((struct nvme_ctrl *) data)->device, + "Cancelling I/O %d", req->tag); + + status = NVME_SC_ABORT_REQ; + if (blk_queue_dying(req->q)) + status |= NVME_SC_DNR; + blk_mq_complete_request(req, status); +} +EXPORT_SYMBOL_GPL(nvme_cancel_request); + bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl, enum nvme_ctrl_state new_state) { diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index 4d196d2d57da..282421fec27c 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -207,6 +207,7 @@ static inline bool nvme_req_needs_retry(struct request *req, u16 status) (jiffies - req->start_time) < req->timeout; } +void nvme_cancel_request(struct request *req, void *data, bool reserved); bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl, enum nvme_ctrl_state new_state); int nvme_disable_ctrl(struct nvme_ctrl *ctrl, u64 cap); diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 4af61c909353..37aa25046eb8 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -919,22 +919,6 @@ static enum blk_eh_timer_return nvme_timeout(struct request *req, bool reserved) return BLK_EH_RESET_TIMER; } -static void nvme_cancel_request(struct request *req, void *data, bool reserved) -{ - int status; - - if (!blk_mq_request_started(req)) - return; - - dev_dbg_ratelimited(((struct nvme_ctrl *) data)->device, - "Cancelling I/O %d", req->tag); - - status = NVME_SC_ABORT_REQ; - if (blk_queue_dying(req->q)) - status |= NVME_SC_DNR; - blk_mq_complete_request(req, status); -} - static void nvme_free_queue(struct nvme_queue *nvmeq) { dma_free_coherent(nvmeq->q_dmadev, CQ_SIZE(nvmeq->q_depth), |