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Date:   Thu, 21 Dec 2017 10:02:15 -0700
From:   Jens Axboe <>
To:     Bruno Wolff III <>,
        weiping zhang <>
Cc:     Laura Abbott <>, Jan Kara <>,,
        Linux Kernel Mailing List <>,,
        weiping zhang <>,
Subject: Re: Regression with a0747a859ef6 ("bdi: add error handle for

On 12/21/17 9:42 AM, Bruno Wolff III wrote:
> On Thu, Dec 21, 2017 at 23:48:19 +0800,
>   weiping zhang <> wrote:
>>> output you want. I never saw it for any kernels I compiled myself. Only when
>>> I test kernels built by Fedora do I see it.
>> see it every boot ?
> I don't look every boot. The warning gets scrolled of the screen. Once I see 
> the CPU hang warnings I know the boot is failing. I don't always look 
> at journalctl later to see what's there.

I'm going to revert a0747a859ef6 for now, since we're now 8 days into this
and no progress has been made on fixing it.

Jens Axboe

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