From: anders eriksson <aeriksson@fastmail.fm>
To: Tejun Heo <tj@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Suresh Siddha <suresh.b.siddha@intel.com>,
Peter Anvin <hpa@zytor.com>, Ingo Molnar <mingo@elte.hu>,
Sergei Shtylyov <sshtylyov@ru.mvista.com>,
linux-kernel@vger.kernel.org
Subject: Re: mtrr failure, 3.1-rc1
Date: Thu, 25 Aug 2011 21:47:35 +0200 [thread overview]
Message-ID: <4E56A6D7.2060603@fastmail.fm> (raw)
In-Reply-To: <20110825164649.GL2803@mtj.dyndns.org>
On 2011-08-25 18:46, Tejun Heo wrote:
> Anders, if your kernel didn't have SMP turned on, can you please
> verify the following patch fixes the problem?
>
> Thanks.
>
> diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c
> index 08119a3..6b96110 100644
> --- a/arch/x86/kernel/cpu/mtrr/main.c
> +++ b/arch/x86/kernel/cpu/mtrr/main.c
> @@ -149,7 +149,6 @@ struct set_mtrr_data {
> */
> static int mtrr_rendezvous_handler(void *info)
> {
> -#ifdef CONFIG_SMP
> struct set_mtrr_data *data = info;
>
> /*
> @@ -171,7 +170,6 @@ static int mtrr_rendezvous_handler(void *info)
> } else if (mtrr_aps_delayed_init || !cpu_online(smp_processor_id())) {
> mtrr_if->set_all();
> }
> -#endif
> return 0;
> }
>
Tested. Works as expected. Thanks!
-A
next prev parent reply other threads:[~2011-08-25 19:48 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-25 7:03 mtrr failure, 3.1-rc1 Anders Eriksson
2011-08-25 15:55 ` Linus Torvalds
2011-08-25 16:46 ` Tejun Heo
2011-08-25 17:21 ` anders eriksson
2011-08-25 17:43 ` Suresh Siddha
2011-08-25 17:43 ` Linus Torvalds
2011-08-25 17:46 ` [PATCH] mtrr: fix UP breakage caused during switch to stop_machine Tejun Heo
2011-08-25 18:00 ` H. Peter Anvin
2011-08-25 18:03 ` Linus Torvalds
2011-08-25 19:47 ` anders eriksson [this message]
2011-08-25 22:10 ` mtrr failure, 3.1-rc1 Bob Tracy
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