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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 <chaitanya.kulkarni@wdc.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Chaitanya Kulkarni 2018-12-12 15:11:48 -08:00 committed by Christoph Hellwig
parent 11ad507784
commit 23454d59cc
1 changed files with 6 additions and 0 deletions
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6
drivers/nvme/target/admin-cmd.c
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@ -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);