From: Andi Kleen <ak@suse.de>
To: "Ulrich Drepper" <drepper@gmail.com>
Cc: "Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
"Andrew Morton" <akpm@osdl.org>
Subject: Re: [PATCH] conditionalize some x86-64 options
Date: Tue, 7 Nov 2006 00:50:31 +0100 [thread overview]
Message-ID: <200611070050.31499.ak@suse.de> (raw)
In-Reply-To: <a36005b50611061519p1dcdce98v9f8cee920ade0f63@mail.gmail.com>
On Tuesday 07 November 2006 00:19, Ulrich Drepper wrote:
> On 11/4/06, Andi Kleen <ak@suse.de> wrote:
> > No -- the CPU selection on x86-64 means "optimize for", but doesn't
> > mean don't run on other CPUs.
>
> Then please explain this:
>
> config X86_HT
> bool
> depends on SMP && !MK8
> default y
HT scheduler is just an optimization -- not needed for any functionality.
Doesn't break anything when not there.
But I agree the && !MK8 is bogus and should be probably removed
(or perhaps moved into a default)
-Andi
prev parent reply other threads:[~2006-11-06 23:50 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-05 0:24 [PATCH] conditionalize some x86-64 options Ulrich Drepper
2006-11-05 1:08 ` Andi Kleen
2006-11-06 23:19 ` Ulrich Drepper
2006-11-06 23:50 ` Andi Kleen [this message]
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