From: Ingo Molnar <mingo@elte.hu>
To: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Thomas Schlichter <thomas.schlichter@web.de>,
Jan Beulich <JBeulich@novell.com>,
"arjan@linux.intel.com" <arjan@linux.intel.com>,
"dri-devel@lists.sourceforge.net"
<dri-devel@lists.sourceforge.net>,
"hancockrwd@gmail.com" <hancockrwd@gmail.com>,
"hmh@hmh.eng.br" <hmh@hmh.eng.br>,
"hpa@zytor.com" <hpa@zytor.com>,
"jbarnes@virtuousgeek.org" <jbarnes@virtuousgeek.org>,
"jeremy.fitzhardinge@citrix.com" <jeremy.fitzhardinge@citrix.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"mingo@redhat.com" <mingo@redhat.com>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"thellstrom@vmware.com" <thellstrom@vmware.com>,
"tj@kernel.org" <tj@kernel.org>,
"Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com>,
"x86@kernel.org" <x86@kernel.org>,
"yinghai@kernel.org" <yinghai@kernel.org>
Subject: Re: [RFC Patch] use MTRR for write combining if PAT is not available
Date: Wed, 21 Oct 2009 13:52:59 +0200 [thread overview]
Message-ID: <20091021115259.GE16586@elte.hu> (raw)
In-Reply-To: <1256075963.2685.7.camel@sbs-t61>
* Suresh Siddha <suresh.b.siddha@intel.com> wrote:
> On Tue, 2009-10-20 at 13:35 -0700, Thomas Schlichter wrote:
> > What do you think about the latest version of my patch series I just sent?
>
> I think we can simplify this by just using mtrr_add_page() and avoid
> all the complexity that comes with mtrr_add_unaligned().
>
> pci_mmap_range() should call one mtrr_add_page() if the base and size
> are nicely aligned. Almost all the cases, this is the usage sequence
> here anyway.
yep, keeping it simple is a must.
Ingo
next prev parent reply other threads:[~2009-10-21 11:53 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-19 14:59 [RFC Patch] use MTRR for write combining if PAT is not available Thomas Schlichter
2009-10-19 15:31 ` Ingo Molnar
2009-10-19 21:49 ` Suresh Siddha
2009-10-20 20:35 ` Thomas Schlichter
2009-10-20 21:59 ` Suresh Siddha
2009-10-21 11:52 ` Ingo Molnar [this message]
-- strict thread matches above, loose matches on Subject: below --
2009-10-22 14:41 Thomas Schlichter
2009-10-22 14:27 Thomas Schlichter
2009-10-22 12:08 Thomas Schlichter
2009-10-22 12:14 ` H. Peter Anvin
2009-10-22 13:26 ` Suresh Siddha
2009-10-22 13:35 ` Suresh Siddha
2009-10-21 14:38 Thomas Schlichter
2009-10-21 15:14 ` Jan Beulich
2009-10-21 13:45 Thomas Schlichter
2009-10-21 14:11 ` Jan Beulich
2009-10-21 17:35 ` Ingo Molnar
2009-10-21 20:01 ` Thomas Schlichter
2009-10-22 9:53 ` Suresh Siddha
2009-10-22 15:34 ` Eric Anholt
2009-10-22 21:47 ` Suresh Siddha
2009-10-22 23:10 ` Jesse Barnes
2009-10-23 0:11 ` Suresh Siddha
2009-10-23 1:53 ` Eric Anholt
2009-10-23 4:31 ` Jesse Barnes
2009-10-23 4:58 ` Suresh Siddha
2009-10-23 7:24 ` Thomas Schlichter
2009-10-23 14:24 ` Suresh Siddha
2009-10-23 14:37 ` Ingo Molnar
2009-10-23 4:33 ` Suresh Siddha
2009-10-19 15:10 Thomas Schlichter
2009-10-19 15:28 ` Ingo Molnar
2009-10-19 15:07 Thomas Schlichter
2009-10-19 14:47 Thomas Schlichter
2009-10-20 19:54 ` Thomas Schlichter
2009-10-21 11:57 ` Ingo Molnar
2009-10-13 7:34 Jan Beulich
2009-10-13 21:29 ` Thomas Schlichter
2009-10-14 8:13 ` Jan Beulich
2009-10-14 19:14 ` Thomas Schlichter
2009-10-15 7:48 ` Jan Beulich
2009-10-17 19:48 ` Thomas Schlichter
2009-10-19 9:16 ` Jan Beulich
2009-10-19 13:44 ` Suresh Siddha
2009-10-19 13:54 ` Ingo Molnar
2009-10-19 13:36 ` Konrad Rzeszutek Wilk
[not found] <200910122032.52168.thomas.schlichter@web.de>
2009-10-12 19:16 ` Thomas Hellstrom
2009-10-12 19:45 ` Thomas Schlichter
[not found] ` <1255378684.2063.5.camel@gaiman.anholt.net>
2009-10-13 21:05 ` Thomas Schlichter
2009-10-10 1:22 Thomas Schlichter
2009-10-10 4:24 ` Arjan van de Ven
2009-10-10 8:31 ` Thomas Schlichter
2009-10-10 15:45 ` Arjan van de Ven
2009-10-10 17:50 ` Roland Dreier
2009-10-11 7:40 ` Ingo Molnar
2009-10-11 9:56 ` Thomas Schlichter
2009-10-11 18:51 ` Henrique de Moraes Holschuh
2009-10-11 18:54 ` Arjan van de Ven
2009-10-11 20:19 ` Henrique de Moraes Holschuh
2009-10-12 18:09 ` Robert Hancock
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20091021115259.GE16586@elte.hu \
--to=mingo@elte.hu \
--cc=JBeulich@novell.com \
--cc=arjan@linux.intel.com \
--cc=dri-devel@lists.sourceforge.net \
--cc=hancockrwd@gmail.com \
--cc=hmh@hmh.eng.br \
--cc=hpa@zytor.com \
--cc=jbarnes@virtuousgeek.org \
--cc=jeremy.fitzhardinge@citrix.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=suresh.b.siddha@intel.com \
--cc=tglx@linutronix.de \
--cc=thellstrom@vmware.com \
--cc=thomas.schlichter@web.de \
--cc=tj@kernel.org \
--cc=venkatesh.pallipadi@intel.com \
--cc=x86@kernel.org \
--cc=yinghai@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.