LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Zenghui Yu <yuzenghui@huawei.com>
To: Hanjun Guo <guohanjun@huawei.com>
Cc: Sudeep Holla <sudeep.holla@arm.com>,
	Xiongfeng Wang <wangxiongfeng2@huawei.com>,
	<catalin.marinas@arm.com>, <will@kernel.org>, <rjw@rjwysocki.net>,
	<viresh.kumar@linaro.org>, <linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <linux-acpi@vger.kernel.org>
Subject: Re: [PATCH] ACPI / PPTT: get PPTT table in the first beginning
Date: Wed, 1 Sep 2021 16:49:37 +0800	[thread overview]
Message-ID: <240b1876-5dd4-9d50-5710-9a5c40f308af@huawei.com> (raw)
In-Reply-To: <30c0b347-54fa-4113-d533-74b101b90f46@huawei.com>

On 2021/9/1 16:15, Hanjun Guo wrote:
> On 2021/9/1 15:29, Zenghui Yu wrote:
>> On 2021/7/20 21:37, Sudeep Holla wrote:
>>> On Tue, Jul 20, 2021 at 07:26:35PM +0800, Xiongfeng Wang wrote:
>>>> When I added might_sleep() in down_timeout(), I got the following
>>>
>>> Sorry it is not clear if you are able to reproduce this issue without
>>> any other modifications in the mainline kernel ?
>>
>> Jump in this thread as the exact splat is triggered at boot time
>> in the latest mainline kernel thanks to commit 99409b935c9a
>> ("locking/semaphore: Add might_sleep() to down_*() family").
> 
> Please see the patch provided by Thomas Gleixner, it should
> fix this issue in a better way:
> 
> https://lkml.org/lkml/2021/8/31/352

Cool. Thanks for the pointer.

Zenghui

      reply	other threads:[~2021-09-01  8:49 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-20 11:26 Xiongfeng Wang
2021-07-20 13:37 ` Sudeep Holla
2021-07-21  1:25   ` Xiongfeng Wang
2021-09-01  7:29   ` Zenghui Yu
2021-09-01  8:15     ` Hanjun Guo
2021-09-01  8:49       ` Zenghui Yu [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=240b1876-5dd4-9d50-5710-9a5c40f308af@huawei.com \
    --to=yuzenghui@huawei.com \
    --cc=catalin.marinas@arm.com \
    --cc=guohanjun@huawei.com \
    --cc=linux-acpi@vger.kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=rjw@rjwysocki.net \
    --cc=sudeep.holla@arm.com \
    --cc=viresh.kumar@linaro.org \
    --cc=wangxiongfeng2@huawei.com \
    --cc=will@kernel.org \
    --subject='Re: [PATCH] ACPI / PPTT: get PPTT table in the first beginning' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).