From: Paul Mackerras <paulus@samba.org>
To: Antonio Vargas <windenntw@gmail.com>
Cc: "Serge E. Hallyn" <serue@us.ibm.com>,
linux-kernel@vger.kernel.org, linuxppc64-dev@ozlabs.org
Subject: Re: prefetch on ppc64
Date: Wed, 30 Mar 2005 16:00:55 +1000 [thread overview]
Message-ID: <16970.16535.864623.323556@cargo.ozlabs.ibm.com> (raw)
In-Reply-To: <69304d110503292138620d4587@mail.gmail.com>
Antonio Vargas writes:
> Don't know exactly about power5, but G5 processor is described on IBM
> docs as doing automatic whole-page prefetch read-ahead when detecting
> linear accesses.
Sure, but linked lists would rarely be laid out linearly in memory.
Paul.
next prev parent reply other threads:[~2005-03-30 5:59 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-30 3:40 Serge E. Hallyn
2005-03-30 3:55 ` Paul Mackerras
2005-03-30 5:38 ` Antonio Vargas
2005-03-30 6:00 ` Paul Mackerras [this message]
2005-03-30 14:33 ` Serge E. Hallyn
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