From 23454d59cc16ddddf4b2290bbe60d2d9581dfd9a Mon Sep 17 00:00:00 2001 From: Chaitanya Kulkarni Date: Wed, 12 Dec 2018 15:11:48 -0800 Subject: [PATCH] nvmet: update smart log with num err log entries Now that we have error log page implementation update smart log command handler to provide number of error log entries in the lifetime of the controller field. Signed-off-by: Chaitanya Kulkarni Reviewed-by: Sagi Grimberg Signed-off-by: Christoph Hellwig --- drivers/nvme/target/admin-cmd.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c index 00956b4106a8..11baeb14c388 100644 --- a/drivers/nvme/target/admin-cmd.c +++ b/drivers/nvme/target/admin-cmd.c @@ -135,6 +135,7 @@ static void nvmet_execute_get_log_page_smart(struct nvmet_req *req) { struct nvme_smart_log *log; u16 status = NVME_SC_INTERNAL; + unsigned long flags; if (req->data_len != sizeof(*log)) goto out; @@ -150,6 +151,11 @@ static void nvmet_execute_get_log_page_smart(struct nvmet_req *req) if (status) goto out_free_log; + spin_lock_irqsave(&req->sq->ctrl->error_lock, flags); + put_unaligned_le64(req->sq->ctrl->err_counter, + &log->num_err_log_entries); + spin_unlock_irqrestore(&req->sq->ctrl->error_lock, flags); + status = nvmet_copy_to_sgl(req, 0, log, sizeof(*log)); out_free_log: kfree(log);