From: Mike Fedyk <mfedyk@matchmail.com>
To: Andrew Morton <akpm@osdl.org>
Cc: "Marco d'Itri" <md@Linux.IT>, linux-kernel@vger.kernel.org
Subject: prefetchnta on athlon was: Re: an oops in 2.6-test2 (oops)
Date: Sun, 17 Aug 2003 09:47:47 -0700 [thread overview]
Message-ID: <20030817164747.GW1027@matchmail.com> (raw)
In-Reply-To: <20030816122640.69650c65.akpm@osdl.org>
On Sat, Aug 16, 2003 at 12:26:40PM -0700, Andrew Morton wrote:
> And you'll continue to get them until someone does something about it.
> Discussion seemed to die off on this problem.
>
> Until it is sorted, something like this is needed.
>
>
> diff -puN include/asm-i386/processor.h~disble-athlon-prefetch include/asm-i386/processor.h
> --- 25/include/asm-i386/processor.h~disble-athlon-prefetch 2003-08-16 12:22:32.000000000 -0700
> +++ 25-akpm/include/asm-i386/processor.h 2003-08-16 12:23:29.000000000 -0700
> @@ -568,6 +568,8 @@ static inline void rep_nop(void)
> #define ARCH_HAS_PREFETCH
> extern inline void prefetch(const void *x)
> {
> + if (current_cpu_data.x86_vendor == X86_VENDOR_AMD)
> + return;
Andrew, if you put this patch in -mm please add a nice big comment above it,
and put it in the "must fix before 2.6.0" list.
prev parent reply other threads:[~2003-08-17 16:47 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-16 11:27 an oops in 2.6-test2 (oops) Marco d'Itri
2003-08-16 19:26 ` Andrew Morton
2003-08-17 16:47 ` Mike Fedyk [this message]
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