[PATCH v4 05/15] nvmet: Send an AEN on CCR completion

[Randy Jennings]

On Fri, Mar 27, 2026 at 5:45 PM Mohamed Khalfella
<mkhalfella at purestorage.com> wrote:
>
> Send an AEN to initiator when impacted controller exists. The
> notification points to CCR log page that initiator can read to check
> which CCR operation completed.
>
> Signed-off-by: Mohamed Khalfella <mkhalfella at purestorage.com>
> Reviewed-by: Hannes Reinecke <hare at suse.de>
> Reviewed-by: Sagi Grimberg <sagi at grimberg.me>
> +static void nvmet_add_async_event_locked(struct nvmet_ctrl *ctrl, u8 event_type,
>                 u8 event_info, u8 log_page)
>  {
>         struct nvmet_async_event *aen;
> @@ -218,13 +218,19 @@ void nvmet_add_async_event(struct nvmet_ctrl *ctrl, u8 event_type,
>         aen->event_info = event_info;
>         aen->log_page = log_page;
Please add
lockdep_assert_held(&ctrl->lock);
Looking at the rest of the code, this should go directly under the
local variable definitions.
>
> -       mutex_lock(&ctrl->lock);
>         list_add_tail(&aen->entry, &ctrl->async_events);
> -       mutex_unlock(&ctrl->lock);

Sincerely,
Randy Jennings