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Diffstat (limited to 'drivers/nvme/target/nvmet.h')
-rw-r--r--drivers/nvme/target/nvmet.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h
index 860218edeb6c..7efee345d467 100644
--- a/drivers/nvme/target/nvmet.h
+++ b/drivers/nvme/target/nvmet.h
@@ -342,6 +342,21 @@ struct nvmet_async_event {
u8 log_page;
};
+static inline void nvmet_clear_aen(struct nvmet_req *req, u32 aen_bit)
+{
+ int rae = le32_to_cpu(req->cmd->common.cdw10[0]) & 1 << 15;
+
+ if (!rae)
+ clear_bit(aen_bit, &req->sq->ctrl->aen_masked);
+}
+
+static inline bool nvmet_aen_disabled(struct nvmet_ctrl *ctrl, u32 aen)
+{
+ if (!(READ_ONCE(ctrl->aen_enabled) & aen))
+ return true;
+ return test_and_set_bit(aen, &ctrl->aen_masked);
+}
+
u16 nvmet_parse_connect_cmd(struct nvmet_req *req);
u16 nvmet_bdev_parse_io_cmd(struct nvmet_req *req);
u16 nvmet_file_parse_io_cmd(struct nvmet_req *req);