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path: root/drivers/nvme/target/core.c
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Diffstat (limited to 'drivers/nvme/target/core.c')
-rw-r--r--drivers/nvme/target/core.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c
index 11b0a0a5f661..798653b329b2 100644
--- a/drivers/nvme/target/core.c
+++ b/drivers/nvme/target/core.c
@@ -425,6 +425,13 @@ void nvmet_sq_setup(struct nvmet_ctrl *ctrl, struct nvmet_sq *sq,
ctrl->sqs[qid] = sq;
}
+static void nvmet_confirm_sq(struct percpu_ref *ref)
+{
+ struct nvmet_sq *sq = container_of(ref, struct nvmet_sq, ref);
+
+ complete(&sq->confirm_done);
+}
+
void nvmet_sq_destroy(struct nvmet_sq *sq)
{
/*
@@ -433,7 +440,8 @@ void nvmet_sq_destroy(struct nvmet_sq *sq)
*/
if (sq->ctrl && sq->ctrl->sqs && sq->ctrl->sqs[0] == sq)
nvmet_async_events_free(sq->ctrl);
- percpu_ref_kill(&sq->ref);
+ percpu_ref_kill_and_confirm(&sq->ref, nvmet_confirm_sq);
+ wait_for_completion(&sq->confirm_done);
wait_for_completion(&sq->free_done);
percpu_ref_exit(&sq->ref);
@@ -461,6 +469,7 @@ int nvmet_sq_init(struct nvmet_sq *sq)
return ret;
}
init_completion(&sq->free_done);
+ init_completion(&sq->confirm_done);
return 0;
}