From: Borislav Petkov <bp@alien8.de>
To: hpa@zytor.com
Cc: linux-tip-commits@vger.kernel.org, linux-kernel@vger.kernel.org,
mingo@redhat.com, torvalds@linux-foundation.org,
ryan@innosecc.com, tglx@linutronix.de, hpa@linux.intel.com
Subject: Re: [tip:x86/cpu] x86, cpu: Fix X86_FEATURE_NOPL
Date: Tue, 5 Oct 2010 11:47:12 +0200 [thread overview]
Message-ID: <20101005094712.GA5626@a1.tnic> (raw)
In-Reply-To: <tip-366d4a43b1a7a861c356a0e407c4f03f454d42ea@git.kernel.org>
From: tip-bot for Borislav Petkov <bp@alien8.de>
Date: Mon, Oct 04, 2010 at 08:36:15PM +0000
> Commit-ID: 366d4a43b1a7a861c356a0e407c4f03f454d42ea
> Gitweb: http://git.kernel.org/tip/366d4a43b1a7a861c356a0e407c4f03f454d42ea
> Author: Borislav Petkov <bp@alien8.de>
> AuthorDate: Mon, 4 Oct 2010 09:31:27 +0200
> Committer: H. Peter Anvin <hpa@linux.intel.com>
> CommitDate: Mon, 4 Oct 2010 11:22:24 -0700
>
> x86, cpu: Fix X86_FEATURE_NOPL
>
> ba0593bf553c450a03dbc5f8c1f0ff58b778a0c8 cleared the aforementioned
> cpuid bit only on 32-bit due to various problems with Virtual PC. This
> somehow got lost during the 32- + 64-bit merge so restore the feature
> bit on 64-bit. For that, set it explicitly for non-constant arguments of
> cpu_has(). Update comment for future reference.
>
> Signed-off-by: Borislav Petkov <bp@alien8.de>
> LKML-Reference: <20101004073127.GA20305@liondog.tnic>
> Cc: Ryan O'Neill <ryan@innosecc.com>
> Cc: Linus Torvalds <torvalds@linux-foundation.org>
> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
tag it for -stable too?
--
Regards/Gruss,
Boris.
next prev parent reply other threads:[~2010-10-05 9:47 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-03 9:37 NOPL on 32-bit Borislav Petkov
2010-10-03 14:43 ` H. Peter Anvin
2010-10-03 15:22 ` [PATCH] x86, cpu: X86_FEATURE_NOPL should be disabled on 32-bit only Borislav Petkov
2010-10-03 18:19 ` H. Peter Anvin
2010-10-03 20:11 ` Borislav Petkov
2010-10-03 22:22 ` H. Peter Anvin
2010-10-04 7:31 ` [PATCH] x86, cpu: Fix X86_FEATURE_NOPL Borislav Petkov
2010-10-04 20:36 ` [tip:x86/cpu] " tip-bot for Borislav Petkov
2010-10-05 9:47 ` Borislav Petkov [this message]
2010-10-05 16:30 ` H. Peter Anvin
2010-10-05 16:53 ` Borislav Petkov
2010-10-04 20:47 ` [PATCH] " Linus Torvalds
2010-10-04 21:02 ` H. Peter Anvin
2010-10-04 21:12 ` Linus Torvalds
2010-10-04 21:21 ` H. Peter Anvin
2010-10-04 21:48 ` Borislav Petkov
2010-10-04 21:50 ` H. Peter Anvin
2010-10-04 21:53 ` H. Peter Anvin
2010-10-05 6:19 ` Borislav Petkov
2010-10-04 22:17 ` Hugh Dickins
2010-10-04 22:19 ` H. Peter Anvin
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