linux-kernel - Re: kexec/kdump kernel fails to start

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAM_iQpVWS81jCu=P53auFiDvGeZsW-ONRqEF2=K2SK-vrT4VhQ@mail.gmail.com>
Date:	Thu, 18 Oct 2012 21:57:59 +0800
From:	Cong Wang <xiyou.wangcong@...il.com>
To:	Dave Young <dyoung@...hat.com>
Cc:	Dave Young <hidave.darkstar@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Dan Carpenter <dan.carpenter@...cle.com>,
	Flavio Leitner <fbl@...hat.com>,
	lkml <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	Tejun Heo <tj@...nel.org>, ianfang.cn@...il.com,
	Andrew Morton <akpm@...ux-foundation.org>,
	Vivek Goyal <vgoyal@...hat.com>
Subject: Re: kexec/kdump kernel fails to start

On Thu, Oct 18, 2012 at 2:33 PM, Dave Young <dyoung@...hat.com> wrote:
> Here is a patch for the reverting:
> ---
> x86 mm: Revert find_early_table_space fix
>
> 722bc6b16771ed80871e1fd81c86d3627dda2ac8 Try to address the issue that the
> first 2/4M should use 4k pages if PSE enabled. but extra counts should only
> valid for x86_32. This commit cause kdump regression, kdump kernel hangs happens
> with it.
>
> As Yinghai Lu said they should be reverted. see below post:
> https://lkml.org/lkml/2012/9/4/533
>
> As there's a later fix to above fix which is bd2753b2dda7bb43c7468826de75f49c6a7e8965
> So we need revert both of these two commits.
>
> Tested kdump on physical and virutual machines.

Looks good to me,

Acked-by: Cong Wang <xiyou.wangcong@...il.com>

Thanks for the fix!
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/