linux-kernel - Re: 2.6.30-git(16 and 17) system hangs after resume from suspend to disk, mce related?

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]

Date:	Tue, 23 Jun 2009 16:47:49 +0200
From:	Maciej Rutecki <maciej.rutecki@...il.com>
To:	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
Cc:	Andi Kleen <ak@...ux.intel.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"H. Peter Anvin" <hpa@...or.com>, "Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: 2.6.30-git(16 and 17) system hangs after resume from suspend to 
	disk, mce related?

2009/6/23 Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>:

>
> Maciej, could you try this patch?

Tested in 2 systems (for 17 and 30 minutes). Works without any
problems. Thanks for patch!

>
> ===
> [PATCH] x86: Fix mce resume on 32bit
>
> Calling mcheck_init() on resume is required only with CONFIG_X86_OLD_MCE=y.
>
> Signed-off-by: Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
> ---
>  arch/x86/power/cpu.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c
> index d277ef1..b3d20b9 100644
> --- a/arch/x86/power/cpu.c
> +++ b/arch/x86/power/cpu.c
> @@ -244,7 +244,7 @@ static void __restore_processor_state(struct saved_context *ctxt)
>        do_fpu_end();
>        mtrr_ap_init();
>
> -#ifdef CONFIG_X86_32
> +#ifdef CONFIG_X86_OLD_MCE
>        mcheck_init(&boot_cpu_data);
>  #endif
>  }

Tested-by Maciej Rutecki <maciej.rutecki@...il.com>


-- 
Maciej Rutecki
http://www.maciek.unixy.pl
--
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/