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From: "David S. Miller" <davem@davemloft.net>
To: Pavel Machek <pavel@ucw.cz>
Cc: clameter@sgi.com, akpm@osdl.org, linux-ia64@vger.kernel.org,
	torvalds@osdl.org, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org
Subject: Re: Prezeroing V2 [2/4]: add second parameter to clear_page() for all arches
Date: Fri, 24 Dec 2004 09:02:10 -0800	[thread overview]
Message-ID: <20041224090210.4bbe11a8.davem@davemloft.net> (raw)
In-Reply-To: <20041224162745.GA1178@elf.ucw.cz>

On Fri, 24 Dec 2004 17:27:45 +0100
Pavel Machek <pavel@ucw.cz> wrote:

> I do not know what Andi said, but having clear_page clearing two
> page*s* seems wrong to me.

It's represented by a single top-level page struct regardless
of it's order, so in that sense it's indeed a single page
no matter it's order.

  reply	other threads:[~2004-12-24 17:02 UTC|newest]

Thread overview: 87+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <B8E391BBE9FE384DAA4C5C003888BE6F02900FBD@scsmsx401.amr.corp.intel.com>
     [not found] ` <41C20E3E.3070209@yahoo.com.au>
2004-12-21 19:55   ` Increase page fault rate by prezeroing V1 [0/3]: Overview Christoph Lameter
2004-12-21 19:56     ` Increase page fault rate by prezeroing V1 [1/3]: Introduce __GFP_ZERO Christoph Lameter
2004-12-21 19:57     ` Increase page fault rate by prezeroing V1 [2/3]: zeroing and scrubd Christoph Lameter
2005-01-01  2:22       ` Nick Piggin
2005-01-01  2:55         ` pmarques
2004-12-21 19:57     ` Increase page fault rate by prezeroing V1 [3/3]: Altix SN2 BTE Zeroing Christoph Lameter
2004-12-22 12:46       ` Robin Holt
2004-12-22 19:56         ` Christoph Lameter
2004-12-23 19:29     ` Prezeroing V2 [0/3]: Why and When it works Christoph Lameter
2004-12-23 19:33       ` Prezeroing V2 [1/4]: __GFP_ZERO / clear_page() removal Christoph Lameter
2004-12-23 19:33         ` Prezeroing V2 [2/4]: add second parameter to clear_page() for all arches Christoph Lameter
2004-12-24  8:33           ` Pavel Machek
2004-12-24 16:18             ` Christoph Lameter
2004-12-24 16:27               ` Pavel Machek
2004-12-24 17:02                 ` David S. Miller [this message]
2004-12-24 17:05           ` David S. Miller
2004-12-27 22:48             ` David S. Miller
2005-01-03 17:52             ` Christoph Lameter
2005-01-01 10:24           ` Geert Uytterhoeven
2005-01-04 23:12             ` Prezeroing V3 [0/4]: Discussion and i386 performance tests Christoph Lameter
2005-01-04 23:13               ` Prezeroing V3 [1/4]: Allow request for zeroed memory Christoph Lameter
2005-01-04 23:45                 ` Dave Hansen
2005-01-05  1:16                   ` Christoph Lameter
2005-01-05  1:26                     ` Linus Torvalds
2005-01-05 23:11                       ` Christoph Lameter
2005-01-05  0:34                 ` Linus Torvalds
2005-01-05  0:47                   ` Andrew Morton
2005-01-05  1:15                     ` Christoph Lameter
2005-01-08 21:12                 ` Hugh Dickins
2005-01-08 21:56                   ` David S. Miller
2005-01-21 20:09                     ` alloc_zeroed_user_highpage to fix the clear_user_highpage issue Christoph Lameter
2005-02-09  9:58                       ` [Patch] Fix oops in alloc_zeroed_user_highpage() when page is NULL Michael Ellerman
2005-02-10  0:38                         ` Christoph Lameter
2005-01-21 20:12                     ` Extend clear_page by an order parameter Christoph Lameter
2005-01-21 22:29                       ` Paul Mackerras
2005-01-21 23:48                         ` Christoph Lameter
2005-01-22  0:35                           ` Paul Mackerras
2005-01-22  0:43                             ` Andrew Morton
2005-01-22  1:08                               ` Paul Mackerras
2005-01-22  1:20                               ` Roman Zippel
2005-01-22  1:25                               ` Paul Mackerras
2005-01-22  1:54                                 ` Christoph Lameter
2005-01-22  2:53                                   ` Paul Mackerras
2005-01-23  7:45                       ` Andrew Morton
2005-01-24 16:37                         ` Christoph Lameter
2005-01-24 20:23                           ` David S. Miller
2005-01-24 20:33                             ` Christoph Lameter
2005-01-21 20:15                     ` A scrub daemon (prezeroing) Christoph Lameter
2005-01-10 17:16                   ` Prezeroing V3 [1/4]: Allow request for zeroed memory Christoph Lameter
2005-01-10 18:13                     ` Linus Torvalds
2005-01-10 20:17                       ` Christoph Lameter
2005-01-10 23:53                       ` Prezeroing V4 [0/4]: Overview Christoph Lameter
2005-01-10 23:54                         ` Prezeroing V4 [1/4]: Arch specific page zeroing during page fault Christoph Lameter
2005-01-11  0:41                           ` Chris Wright
2005-01-11  0:46                             ` Christoph Lameter
2005-01-11  0:49                               ` Chris Wright
2005-01-10 23:55                         ` Prezeroing V4 [2/4]: Zeroing implementation Christoph Lameter
2005-01-10 23:55                         ` Prezeroing V4 [3/4]: Altix SN2 BTE zero driver Christoph Lameter
2005-01-10 23:56                         ` Prezeroing V4 [4/4]: Extend clear_page to take an order parameter Christoph Lameter
2005-01-04 23:14               ` Prezeroing V3 [2/4]: Extension of " Christoph Lameter
2005-01-05 23:25                 ` Christoph Lameter
2005-01-06 13:52                   ` Andi Kleen
2005-01-06 17:47                     ` Christoph Lameter
2005-01-04 23:15               ` Prezeroing V3 [3/4]: Page zeroing through kscrubd Christoph Lameter
2005-01-04 23:16               ` Prezeroing V3 [4/4]: Driver for hardware zeroing on Altix Christoph Lameter
2005-01-05  2:16                 ` Andi Kleen
2005-01-05 16:24                   ` Christoph Lameter
2004-12-23 19:34         ` Prezeroing V2 [3/4]: Add support for ZEROED and NOT_ZEROED free maps Christoph Lameter
2004-12-23 19:35         ` Prezeroing V2 [4/4]: Hardware Zeroing through SGI BTE Christoph Lameter
2004-12-23 20:08         ` Prezeroing V2 [1/4]: __GFP_ZERO / clear_page() removal Brian Gerst
2004-12-24 16:24           ` Christoph Lameter
2004-12-23 19:49       ` Prezeroing V2 [0/3]: Why and When it works Arjan van de Ven
2004-12-23 20:57       ` Matt Mackall
2004-12-23 21:01       ` Paul Mackerras
2004-12-23 21:11       ` Paul Mackerras
2004-12-23 21:37         ` Andrew Morton
2004-12-23 23:00           ` Paul Mackerras
2004-12-23 21:48         ` Linus Torvalds
2004-12-23 22:34           ` Zwane Mwaikambo
2004-12-24  9:14           ` Arjan van de Ven
2004-12-24 18:21             ` Linus Torvalds
2004-12-24 18:57               ` Arjan van de Ven
2004-12-27 22:50               ` David S. Miller
2004-12-28 11:53                 ` Marcelo Tosatti
2004-12-24 16:17           ` Christoph Lameter
2004-12-24 18:31     ` Increase page fault rate by prezeroing V1 [0/3]: Overview Andrea Arcangeli
2005-01-03 17:54       ` Christoph Lameter

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