From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Grant Grundler <grundler@puffin.external.hp.com>
Cc: Matthew Wilcox <willy@debian.org>,
"David S. Miller" <davem@redhat.com>,
linux-mm@kvack.org, parisc-linux@lists.parisc-linux.org
Subject: Re: [parisc-linux] Re: parisc scatterlist doesn't want page/offset
Date: Fri, 16 Nov 2001 17:31:22 +0000 (GMT) [thread overview]
Message-ID: <E164mpm-0004a2-00@the-village.bc.nu> (raw)
In-Reply-To: <200111161644.JAA26017@puffin.external.hp.com> from "Grant Grundler" at Nov 16, 2001 09:44:57 AM
> Until page/offset completely replaces address, I see a net increase
> in cycles for parisc (probably most archs) with only a tangible benefit
> for i386. Seems like the burden should be on the i386 folks to not
> impact other arches.
> My main gripe is adding this to 2.4 seems like the wrong time/place.
> I'm happy to revisit this in 2.5.
Its a bad impact on x86 so unfortunately it does need doing and I agree with
Dave - DaveM rarely implements something that is x86 beneficial but harms
his beloved sparc64 without good reason.
Alan
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next prev parent reply other threads:[~2001-11-16 17:31 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-11-16 7:30 Grant Grundler
2001-11-16 8:33 ` Jens Axboe
2001-11-16 14:52 ` David S. Miller
2001-11-16 15:04 ` [parisc-linux] " Matthew Wilcox
2001-11-16 15:17 ` David S. Miller
2001-11-16 15:26 ` Matthew Wilcox
2001-11-16 15:33 ` David S. Miller
2001-11-16 15:43 ` Matthew Wilcox
2001-11-16 15:47 ` David S. Miller
2001-11-16 16:44 ` Grant Grundler
2001-11-16 17:31 ` Alan Cox [this message]
2001-11-16 16:32 ` Grant Grundler
2001-11-16 16:57 ` David S. Miller
2001-11-16 17:06 ` Grant Grundler
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