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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-03 05:09:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-03 05:09:00 +0000
commit953b921688bb14675ebdf3c36148d5a6cd7e1a76 (patch)
tree5a6ca8716e751fa40acca955073c8e5e5595c74e /drivers/nvme/host/nvme.h
parentReleasing progress-linux version 6.8.11-1~progress7.99u1. (diff)
downloadlinux-953b921688bb14675ebdf3c36148d5a6cd7e1a76.tar.xz
linux-953b921688bb14675ebdf3c36148d5a6cd7e1a76.zip
Merging upstream version 6.8.12.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/nvme/host/nvme.h')
-rw-r--r--drivers/nvme/host/nvme.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 738719085e..2a7bf57428 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -745,6 +745,27 @@ static inline bool nvme_is_aen_req(u16 qid, __u16 command_id)
nvme_tag_from_cid(command_id) >= NVME_AQ_BLK_MQ_DEPTH;
}
+/*
+ * Returns true for sink states that can't ever transition back to live.
+ */
+static inline bool nvme_state_terminal(struct nvme_ctrl *ctrl)
+{
+ switch (nvme_ctrl_state(ctrl)) {
+ case NVME_CTRL_NEW:
+ case NVME_CTRL_LIVE:
+ case NVME_CTRL_RESETTING:
+ case NVME_CTRL_CONNECTING:
+ return false;
+ case NVME_CTRL_DELETING:
+ case NVME_CTRL_DELETING_NOIO:
+ case NVME_CTRL_DEAD:
+ return true;
+ default:
+ WARN_ONCE(1, "Unhandled ctrl state:%d", ctrl->state);
+ return true;
+ }
+}
+
void nvme_complete_rq(struct request *req);
void nvme_complete_batch_req(struct request *req);