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path: root/drivers/nvme/host
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Diffstat (limited to 'drivers/nvme/host')
-rw-r--r--drivers/nvme/host/core.c20
-rw-r--r--drivers/nvme/host/nvme.h2
2 files changed, 22 insertions, 0 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 168601d96f48..4e8e310033c9 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -370,6 +370,26 @@ bool nvme_cancel_request(struct request *req, void *data, bool reserved)
}
EXPORT_SYMBOL_GPL(nvme_cancel_request);
+void nvme_cancel_tagset(struct nvme_ctrl *ctrl)
+{
+ if (ctrl->tagset) {
+ blk_mq_tagset_busy_iter(ctrl->tagset,
+ nvme_cancel_request, ctrl);
+ blk_mq_tagset_wait_completed_request(ctrl->tagset);
+ }
+}
+EXPORT_SYMBOL_GPL(nvme_cancel_tagset);
+
+void nvme_cancel_admin_tagset(struct nvme_ctrl *ctrl)
+{
+ if (ctrl->admin_tagset) {
+ blk_mq_tagset_busy_iter(ctrl->admin_tagset,
+ nvme_cancel_request, ctrl);
+ blk_mq_tagset_wait_completed_request(ctrl->admin_tagset);
+ }
+}
+EXPORT_SYMBOL_GPL(nvme_cancel_admin_tagset);
+
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 88a6b97247f5..a72f07181091 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -576,6 +576,8 @@ static inline bool nvme_is_aen_req(u16 qid, __u16 command_id)
void nvme_complete_rq(struct request *req);
bool nvme_cancel_request(struct request *req, void *data, bool reserved);
+void nvme_cancel_tagset(struct nvme_ctrl *ctrl);
+void nvme_cancel_admin_tagset(struct nvme_ctrl *ctrl);
bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl,
enum nvme_ctrl_state new_state);
bool nvme_wait_reset(struct nvme_ctrl *ctrl);