linux-kernel - Re: [PATCH v2] nvme: Print capabilities changes just once

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Message-ID: <f1a64a98-43d6-0665-cb01-143b9d51adb6@nvidia.com>
Date:   Tue, 20 Jun 2023 01:41:49 +0000
From:   Chaitanya Kulkarni <chaitanyak@...dia.com>
To:     Breno Leitao <leitao@...ian.org>, Keith Busch <kbusch@...nel.org>,
        Jens Axboe <axboe@...nel.dk>, Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>
CC:     "leit@...com" <leit@...com>,
        "open list:NVM EXPRESS DRIVER" <linux-nvme@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] nvme: Print capabilities changes just once

On 6/15/2023 2:49 AM, Breno Leitao wrote:
> This current dev_info() could be very verbose and being printed very
> frequently depending on some userspace application sending some specific
> commands.
> 
> Just print this message once and skip it until the controller resets.
> Use a controller flag (NVME_CTRL_DIRTY_CAPABILITY) to track if the
> capability needs a reset.
> 
> Signed-off-by: Breno Leitao <leitao@...ian.org>
> ---

Reviewed-by: Chaitanya Kulkarni <kch@...dia.com>

-ck