From: Ming Lin <ming.l@xxxxxxxxxxx>
So it can be used by fabrics driver as well.
Signed-off-by: Ming Lin <ming.l@xxxxxxxxxxx>
Reviewed-by: Sagi Grimberg <sagi@xxxxxxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
drivers/nvme/host/core.c | 17 +++++++++++++++++
drivers/nvme/host/nvme.h | 1 +
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 972029a..27cce17 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 1daa048..bb7f001 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 5ae5804..2c3019a 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),
--
2.1.4
--
To unsubscribe from this list: send the line "unsubscribe linux-block" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
