From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Andi Kleen <ak@muc.de>,
linux-kernel@vger.kernel.org, virtualization@lists.osdl.org,
xen-devel@lists.xensource.com, Chris Wright <chrisw@sous-sol.org>,
Zachary Amsden <zach@vmware.com>,
Ian Pratt <ian.pratt@xensource.com>,
Christian Limpach <Christian.Limpach@cl.cam.ac.uk>,
Christoph Lameter <clameter@sgi.com>
Subject: Re: [patch 11/21] Xen-paravirt: Add apply_to_page_range() which applies a function to a pte range.
Date: Thu, 15 Feb 2007 23:23:35 -0800 [thread overview]
Message-ID: <45D55BF7.30704@goop.org> (raw)
In-Reply-To: <20070215231936.073fadd3.akpm@linux-foundation.org>
Andrew Morton wrote:
> I guess your pte-at-a-time walker could be quite simply implemented underneath
> the smaps pmd-at-a-time walker.
>
Yes, converting should be pretty simple. There aren't many users in
Xen, but they are moderately performance critical (fork, exec and exit),
so using batching would be good.
J
WARNING: multiple messages have this Message-ID (diff)
From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Zachary Amsden <zach@vmware.com>,
xen-devel@lists.xensource.com,
Ian Pratt <ian.pratt@xensource.com>,
virtualization@lists.osdl.org, linux-kernel@vger.kernel.org,
Chris Wright <chrisw@sous-sol.org>, Andi Kleen <ak@muc.de>,
Christoph Lameter <clameter@sgi.com>,
Christian Limpach <Christian.Limpach@cl.cam.ac.uk>
Subject: Re: [patch 11/21] Xen-paravirt: Add apply_to_page_range() which applies a function to a pte range.
Date: Thu, 15 Feb 2007 23:23:35 -0800 [thread overview]
Message-ID: <45D55BF7.30704@goop.org> (raw)
In-Reply-To: <20070215231936.073fadd3.akpm@linux-foundation.org>
Andrew Morton wrote:
> I guess your pte-at-a-time walker could be quite simply implemented underneath
> the smaps pmd-at-a-time walker.
>
Yes, converting should be pretty simple. There aren't many users in
Xen, but they are moderately performance critical (fork, exec and exit),
so using batching would be good.
J
next prev parent reply other threads:[~2007-02-16 7:23 UTC|newest]
Thread overview: 194+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-16 2:24 [patch 00/21] Xen-paravirt: Xen guest implementation for paravirt_ops interface Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 2:24 ` [patch 01/21] Xen-paravirt: Fix typo in sync_constant_test_bit()s name Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 2:24 ` [patch 02/21] Xen-paravirt: ignore vgacon if hardware not present Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 2:24 ` [patch 03/21] Xen-paravirt: Add pagetable accessors to pack and unpack pagetable entries Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 2:24 ` [patch 04/21] Xen-paravirt: =================================================================== Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 9:12 ` Andi Kleen
2007-02-16 9:12 ` Andi Kleen
2007-02-16 17:32 ` Jeremy Fitzhardinge
2007-02-16 17:32 ` Jeremy Fitzhardinge
2007-02-16 2:24 ` [patch 05/21] Xen-paravirt: paravirt_ops: hooks to set up initial pagetable Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 2:24 ` [patch 06/21] Xen-paravirt: paravirt_ops: allocate a fixmap slot Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 2:24 ` [patch 07/21] Xen-paravirt: remove ctor for pgd cache Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 6:04 ` Zachary Amsden
2007-02-16 6:04 ` Zachary Amsden
2007-02-16 8:39 ` Pekka Enberg
2007-02-16 9:19 ` Nick Piggin
2007-02-16 17:19 ` Jeremy Fitzhardinge
2007-02-16 17:19 ` Jeremy Fitzhardinge
2007-02-16 20:33 ` Christoph Lameter
2007-02-16 23:33 ` Jeremy Fitzhardinge
2007-02-16 23:33 ` Jeremy Fitzhardinge
2007-02-16 2:24 ` [patch 08/21] Xen-paravirt: Allow paravirt backend to choose kernel PMD sharing Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 2:24 ` [patch 09/21] Xen-paravirt: Allow paravirt backend to select PGD allocation alignment Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 2:24 ` [patch 10/21] Xen-paravirt: add hooks to intercept mm creation and destruction Jeremy Fitzhardinge
2007-02-16 2:24 ` Jeremy Fitzhardinge
2007-02-16 6:34 ` Andrew Morton
2007-02-16 6:34 ` Andrew Morton
2007-02-16 6:55 ` Jeremy Fitzhardinge
2007-02-16 6:55 ` Jeremy Fitzhardinge
2007-02-22 20:16 ` Pavel Machek
2007-02-22 20:21 ` Jeremy Fitzhardinge
2007-02-22 20:21 ` Jeremy Fitzhardinge
2007-02-22 20:23 ` Jeremy Fitzhardinge
2007-02-22 20:23 ` Jeremy Fitzhardinge
2007-02-16 2:25 ` [patch 11/21] Xen-paravirt: Add apply_to_page_range() which applies a function to a pte range Jeremy Fitzhardinge
2007-02-16 2:25 ` Jeremy Fitzhardinge
2007-02-16 6:37 ` Andrew Morton
2007-02-16 6:37 ` Andrew Morton
2007-02-16 7:06 ` Jeremy Fitzhardinge
2007-02-16 7:06 ` Jeremy Fitzhardinge
2007-02-16 7:19 ` Andrew Morton
2007-02-16 7:19 ` Andrew Morton
2007-02-16 7:23 ` Jeremy Fitzhardinge [this message]
2007-02-16 7:23 ` Jeremy Fitzhardinge
2007-02-16 7:31 ` Nick Piggin
2007-02-16 7:31 ` Nick Piggin
2007-02-16 2:25 ` [patch 12/21] Xen-paravirt: Allocate and free vmalloc areas Jeremy Fitzhardinge
2007-02-16 2:25 ` Jeremy Fitzhardinge
2007-02-16 6:43 ` Andrew Morton
2007-02-16 6:43 ` Andrew Morton
2007-02-16 7:08 ` Jeremy Fitzhardinge
2007-02-16 7:08 ` Jeremy Fitzhardinge
2007-02-16 7:24 ` Andrew Morton
2007-02-16 7:24 ` Andrew Morton
2007-02-16 7:30 ` Jeremy Fitzhardinge
2007-02-16 7:30 ` Jeremy Fitzhardinge
2007-02-16 7:49 ` Andrew Morton
2007-02-16 7:49 ` Andrew Morton
2007-02-16 9:18 ` Andi Kleen
2007-02-16 9:18 ` Andi Kleen
2007-02-16 11:10 ` [Xen-devel] " Keir Fraser
2007-02-16 11:10 ` Keir Fraser
2007-02-16 11:34 ` [Xen-devel] " Andi Kleen
2007-02-16 11:34 ` Andi Kleen
2007-02-16 11:10 ` [Xen-devel] " Keir Fraser
2007-02-16 11:10 ` Keir Fraser
2007-02-16 16:46 ` Jeremy Fitzhardinge
2007-02-16 16:46 ` Jeremy Fitzhardinge
2007-02-16 17:10 ` [Xen-devel] " Keir Fraser
2007-02-16 17:10 ` Keir Fraser
2007-02-16 17:12 ` [Xen-devel] " Keir Fraser
2007-02-16 17:12 ` Keir Fraser
2007-02-16 17:12 ` Keir Fraser
2007-02-16 17:27 ` [Xen-devel] " Jeremy Fitzhardinge
2007-02-16 17:27 ` Jeremy Fitzhardinge
2007-02-16 19:06 ` [Xen-devel] " Keir Fraser
2007-02-16 19:06 ` Keir Fraser
2007-02-16 19:06 ` Keir Fraser
2007-02-16 19:06 ` Keir Fraser
2007-02-16 19:19 ` [Xen-devel] " Keir Fraser
2007-02-16 19:19 ` Keir Fraser
2007-02-16 19:26 ` [Xen-devel] " Jeremy Fitzhardinge
2007-02-16 19:26 ` Jeremy Fitzhardinge
2007-02-16 23:29 ` [Xen-devel] " Keir Fraser
2007-02-16 23:29 ` Keir Fraser
2007-02-16 23:41 ` [Xen-devel] " Jeremy Fitzhardinge
2007-02-16 23:41 ` Jeremy Fitzhardinge
2007-02-16 17:12 ` [Xen-devel] " Keir Fraser
2007-02-16 17:26 ` Hollis Blanchard
2007-02-16 17:26 ` Hollis Blanchard
2007-02-16 17:10 ` [Xen-devel] " Keir Fraser
2007-02-16 17:10 ` Keir Fraser
2007-02-16 7:48 ` Nick Piggin
2007-02-16 2:25 ` [patch 13/21] Xen-paravirt: Add nosegneg capability to the vsyscall page notes Jeremy Fitzhardinge
2007-02-16 2:25 ` Jeremy Fitzhardinge
2007-02-16 6:06 ` Zachary Amsden
2007-02-16 6:06 ` Zachary Amsden
2007-02-16 2:25 ` [patch 14/21] Xen-paravirt: Add XEN config options and disable unsupported config options Jeremy Fitzhardinge
2007-02-16 2:25 ` Jeremy Fitzhardinge
2007-02-16 6:14 ` Dan Hecht
2007-02-16 7:04 ` Jeremy Fitzhardinge
2007-02-16 7:04 ` Jeremy Fitzhardinge
2007-02-16 7:52 ` Dan Hecht
2007-02-16 8:05 ` Jeremy Fitzhardinge
2007-02-16 8:05 ` Jeremy Fitzhardinge
2007-02-16 8:37 ` Dan Hecht
2007-02-16 10:49 ` Keir Fraser
2007-02-16 10:49 ` Keir Fraser
2007-02-16 10:49 ` Keir Fraser
2007-02-16 10:49 ` Keir Fraser
2007-02-16 7:06 ` Andrew Morton
2007-02-16 7:06 ` Andrew Morton
2007-02-16 7:25 ` Jeremy Fitzhardinge
2007-02-16 7:25 ` Jeremy Fitzhardinge
2007-02-16 10:09 ` Keir Fraser
2007-02-16 10:09 ` Keir Fraser
2007-02-16 10:19 ` [Xen-devel] " Zachary Amsden
2007-02-16 10:19 ` Zachary Amsden
2007-02-16 10:44 ` [Xen-devel] " Keir Fraser
2007-02-16 10:44 ` Keir Fraser
2007-02-16 10:55 ` Zachary Amsden
2007-02-16 10:55 ` Zachary Amsden
2007-02-17 4:04 ` [Xen-devel] " Rusty Russell
2007-02-17 4:04 ` Rusty Russell
2007-02-16 6:15 ` Zachary Amsden
2007-02-16 6:15 ` Zachary Amsden
2007-02-16 7:33 ` Eric W. Biederman
2007-02-16 7:33 ` Eric W. Biederman
2007-02-16 8:14 ` Ian Campbell
2007-02-16 8:14 ` Ian Campbell
2007-02-16 8:24 ` Eric W. Biederman
2007-02-16 8:24 ` Eric W. Biederman
2007-02-16 8:31 ` Zachary Amsden
2007-02-16 8:31 ` Zachary Amsden
2007-02-16 13:53 ` [Xen-devel] " Gerd Hoffmann
2007-02-16 13:53 ` Gerd Hoffmann
2007-02-18 11:32 ` Avi Kivity
2007-02-18 11:32 ` Avi Kivity
2007-02-16 2:25 ` [patch 15/21] Xen-paravirt: Add Xen interface header files Jeremy Fitzhardinge
2007-02-16 2:25 ` [patch 16/21] Xen-paravirt: Core Xen implementation Jeremy Fitzhardinge
2007-02-16 2:25 ` Jeremy Fitzhardinge
2007-02-16 2:25 ` [patch 17/21] Xen-paravirt: Add the Xen virtual console driver Jeremy Fitzhardinge
2007-02-16 2:25 ` Jeremy Fitzhardinge
2007-02-16 6:48 ` Andrew Morton
2007-02-16 6:48 ` Andrew Morton
2007-02-16 2:25 ` [patch 18/21] Xen-paravirt: Add Xen grant table support Jeremy Fitzhardinge
2007-02-16 2:25 ` Jeremy Fitzhardinge
2007-02-16 6:52 ` Andrew Morton
2007-02-16 6:52 ` Andrew Morton
2007-02-16 6:58 ` Jeremy Fitzhardinge
2007-02-16 6:58 ` Jeremy Fitzhardinge
2007-02-16 2:25 ` [patch 19/21] Xen-paravirt: Add the Xenbus sysfs and virtual device hotplug driver Jeremy Fitzhardinge
2007-02-16 2:25 ` Jeremy Fitzhardinge
2007-02-16 2:25 ` [patch 20/21] Xen-paravirt: Add Xen virtual block device driver Jeremy Fitzhardinge
2007-02-16 2:25 ` Jeremy Fitzhardinge
2007-02-16 2:25 ` [patch 21/21] Xen-paravirt: Add the Xen virtual network " Jeremy Fitzhardinge
2007-02-16 2:25 ` Jeremy Fitzhardinge
2007-02-16 6:59 ` [patch 00/21] Xen-paravirt: Xen guest implementation for paravirt_ops interface Andrew Morton
2007-02-16 6:59 ` Andrew Morton
2007-02-16 7:20 ` Jeremy Fitzhardinge
2007-02-16 7:20 ` Jeremy Fitzhardinge
2007-02-16 20:49 ` Christoph Lameter
2007-02-16 21:04 ` Zachary Amsden
2007-02-16 21:04 ` Zachary Amsden
2007-02-16 21:13 ` Christoph Lameter
2007-02-16 21:48 ` Zachary Amsden
2007-02-16 21:48 ` Zachary Amsden
2007-02-16 21:59 ` Christoph Lameter
2007-02-16 21:59 ` Christoph Lameter
2007-02-16 22:10 ` Zachary Amsden
2007-02-17 13:51 ` Andi Kleen
2007-02-17 13:51 ` Andi Kleen
2007-02-21 18:37 ` Christoph Lameter
2007-02-21 18:55 ` Zachary Amsden
2007-02-21 18:55 ` Zachary Amsden
2007-02-21 20:02 ` Jeremy Fitzhardinge
2007-02-21 20:02 ` Jeremy Fitzhardinge
2007-02-17 5:05 ` Rusty Russell
2007-02-17 5:05 ` Rusty Russell
2007-02-16 23:49 ` Jeremy Fitzhardinge
2007-02-16 23:49 ` Jeremy Fitzhardinge
2007-02-17 4:58 ` Rusty Russell
2007-02-17 4:58 ` Rusty Russell
-- strict thread matches above, loose matches on Subject: below --
2007-02-13 22:17 Jeremy Fitzhardinge
2007-02-13 22:17 ` [patch 11/21] Xen-paravirt: Add apply_to_page_range() which applies a function to a pte range Jeremy Fitzhardinge
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