From: Ralf Baechle <ralf@linux-mips.org>
To: David Daney <ddaney@caviumnetworks.com>
Cc: Michael Sundius <msundius@cisco.com>,
linux-mips@linux-mips.org, "VomLehn, David" <dvomlehn@cisco.com>,
msundius@sundius.com
Subject: Re: memcpy and prefetch
Date: Wed, 28 Jan 2009 10:37:53 +0000 [thread overview]
Message-ID: <20090128103753.GC2234@linux-mips.org> (raw)
In-Reply-To: <497F93C1.3090401@caviumnetworks.com>
On Tue, Jan 27, 2009 at 03:07:45PM -0800, David Daney wrote:
> The Cavium OCTEON port overrides the default memcpy and does use
> prefetch. It was recently merged (2.6.29-rc2). Look at octeon-memcpy.S
>
> I have thought that memcpy could be generated by mm/page.c as copy_page
> and clear_page are.
No, these two only generate copy_page and clear_page. I and Thiemo were
considering to extend this to a full memcopy however.
Ralf
next prev parent reply other threads:[~2009-01-28 10:38 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-27 23:00 memcpy and prefetch Michael Sundius
2009-01-27 23:07 ` David Daney
2009-01-28 10:37 ` Ralf Baechle [this message]
2009-01-28 15:28 ` Atsushi Nemoto
2009-01-28 18:30 ` Ralf Baechle
2009-01-29 12:36 ` Atsushi Nemoto
2009-01-29 15:58 ` Ralf Baechle
2009-01-30 3:39 ` David VomLehn (dvomlehn)
2009-01-30 3:39 ` David VomLehn (dvomlehn)
2009-02-04 21:27 ` Ralf Baechle
2009-02-05 15:31 ` Atsushi Nemoto
2009-01-28 19:28 ` Michael Sundius
2009-01-28 19:54 ` David Daney
2009-01-28 21:52 ` Chad Reese
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