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Message-ID: <CALjAwxj1urPPNadmkmhLngHvYcfhh8d+_vPstPDQHXLiGL0oTw@mail.gmail.com>
Date: Mon, 2 Apr 2018 22:02:13 +0100
From: Sitsofe Wheeler <sitsofe@...il.com>
To: Tejun Heo <tj@...nel.org>
Cc: Jens Axboe <axboe@...nel.dk>, linux-kernel@...r.kernel.org,
linux-block@...r.kernel.org,
Stefan Haberland <sth@...ux.vnet.ibm.com>,
Jan Hoeppner <hoeppner@...ux.vnet.ibm.com>,
Bart Van Assche <Bart.VanAssche@....com>
Subject: Re: [BISECTED][REGRESSION] Hang while booting EeePC 900
Hi Tejun,
On 2 April 2018 at 21:29, Tejun Heo <tj@...nel.org> wrote:
>
> Can you see whether the following patch makes any difference?
>
> Thanks.
>
> diff --git a/block/blk-timeout.c b/block/blk-timeout.c
> index a05e367..f0e6e41 100644
> --- a/block/blk-timeout.c
> +++ b/block/blk-timeout.c
> @@ -165,7 +165,7 @@ void blk_abort_request(struct request *req)
> * No need for fancy synchronizations.
> */
> blk_rq_set_deadline(req, jiffies);
> - mod_timer(&req->q->timeout, 0);
> + kblockd_schedule_work(&req->q->timeout_work);
> } else {
> if (blk_mark_rq_complete(req))
> return;
That patch seems to fix the issue.
--
Sitsofe | http://sucs.org/~sits/
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