From: David Woodhouse <dwmw2@infradead.org>
To: Fenghua Yu <fenghua.yu@intel.com>
Cc: Ingo Molnar <mingo@elte.hu>,
Suresh Siddha <suresh.b.siddha@intel.com>,
Andrew Lutomirski <amluto@gmail.com>,
Jesse Barnes <jbarnes@virtuousgeek.org>,
Kyle McMartin <kyle@redhat.com>, Yinghai Lu <yinghai@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
IOMMU <iommu@lists.linux-foundation.org>
Subject: Re: [patch 0/4] Intel IOMMU Supspend/Resume Support
Date: Tue, 31 Mar 2009 00:01:42 +0100 [thread overview]
Message-ID: <1238454102.25797.284.camel@macbook.infradead.org> (raw)
In-Reply-To: <20090327212241.234500000@intel.com>>
On Fri, 2009-03-27 at 14:22 -0700, Fenghua Yu wrote:
> Current Intel IOMMU does not support suspend and resume. In S3 event, kernel
> crashes when DMAR or interrupt remapping is running.
>
> The attached patch set implements the suspend and resume feature for Intel
> IOMMU. It hooks to kernel suspend and resume interface. When suspend happens, itsaves necessary hardware registers. When resume happens, it restores the
> registers and restarts IOMMU.
>
> This patch set can be applied on the tip tree.
Looks good to me, apart from the fact that your #4 patch actually needs
to come before #1. Shall I apply it to my iommu-2.6.git tree or let Ingo
take it? If the latter,
Acked-by: David Woodhouse <David.Woodhouse@intel.com>
Acked-by: David Woodhouse <David.Woodhouse@intel.com>
Acked-by: David Woodhouse <David.Woodhouse@intel.com>
Acked-by: David Woodhouse <David.Woodhouse@intel.com>
(if you look carefully, you'll see those are in order 4, 1, 2, 3)
Have we tested this on IA64?
--
David Woodhouse Open Source Technology Centre
David.Woodhouse@intel.com Intel Corporation
next prev parent reply other threads:[~2009-03-30 23:02 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20090327212241.234500000@intel.com>
2009-03-28 14:24 ` Andrew Lutomirski
2009-03-30 23:01 ` David Woodhouse [this message]
[not found] ` <20090327212321.520992000@intel.com>
2009-04-03 12:37 ` [patch 4/4] Intel IOMMU Suspend/Resume Support - Code Clean Up David Woodhouse
[not found] ` <20090327212321.070229000@intel.com>
2009-04-16 0:19 ` [PATCH] Intel IOMMU Pass Through Support Fenghua Yu
2009-04-16 2:13 ` Han, Weidong
2009-04-19 10:05 ` David Woodhouse
2009-04-20 17:27 ` Yu, Fenghua
2009-05-13 23:13 ` [PATCH] Fix Intel IOMMU Compilation Warnings on IA64 Fenghua Yu
2009-05-14 15:17 ` David Woodhouse
2009-05-14 15:31 ` Matthew Wilcox
2009-05-14 17:59 ` Fenghua Yu
2009-06-18 18:05 ` [PATCH 1/2] IOMMU Identity Mapping Support: iommu_identity_mapping definition Fenghua Yu
2009-06-18 18:08 ` Muli Ben-Yehuda
2009-06-18 18:13 ` Chris Wright
2009-06-18 18:14 ` Yu, Fenghua
2009-06-18 18:25 ` Muli Ben-Yehuda
2009-06-18 18:31 ` Chris Wright
2009-06-18 18:41 ` Muli Ben-Yehuda
2009-06-18 18:50 ` Yu, Fenghua
2009-06-18 18:51 ` Chris Wright
2009-06-18 19:09 ` Yu, Fenghua
2009-06-25 0:38 ` [PATCH] IA64 Compilation Error Fix for Intel IOMMU Identity Mapping Support Fenghua Yu
2009-06-25 1:00 ` FUJITA Tomonori
2009-06-25 4:16 ` [PATCH v2] " Fenghua Yu
2009-06-25 4:48 ` FUJITA Tomonori
2009-06-25 7:11 ` David Woodhouse
2009-06-25 21:52 ` David Woodhouse
2009-06-25 21:56 ` Yu, Fenghua
2009-06-26 18:21 ` David Woodhouse
2009-06-25 22:00 ` Linus Torvalds
2009-06-25 22:46 ` Tony Luck
2009-06-25 23:43 ` Chris Wright
2009-06-26 1:35 ` Linus Torvalds
2009-06-26 1:52 ` Chris Wright
2009-06-26 2:00 ` Linus Torvalds
2009-06-26 2:08 ` Chris Wright
2009-06-26 11:15 ` David Woodhouse
2009-06-27 0:03 ` Chris Wright
2009-06-27 11:44 ` David Woodhouse
2009-06-18 18:13 ` [PATCH 1/2] IOMMU Identity Mapping Support: iommu_identity_mapping definition Chris Wright
2009-06-18 18:28 ` Yu, Fenghua
2009-06-18 18:34 ` Chris Wright
2009-07-04 18:40 ` David Woodhouse
2009-05-20 17:42 ` [PATCH] Time out for possible dead loops during queued invalidation wait Fenghua Yu
2009-05-27 5:51 ` Andrew Morton
2009-05-27 22:40 ` Yu, Fenghua
2009-05-27 22:48 ` Andrew Morton
2009-05-27 23:25 ` Yu, Fenghua
2009-05-27 23:51 ` Andrew Morton
2009-05-28 0:47 ` Yu, Fenghua
2009-06-18 18:05 ` [PATCH 2/2] IOMMU Identity Mapping Support: Intel IOMMU implementation Fenghua Yu
2009-06-18 19:15 ` Chris Wright
2009-06-18 19:40 ` Yu, Fenghua
2009-06-18 20:02 ` Chris Wright
2009-06-19 20:47 ` [PATCH v2] IOMMU Identity Mapping Support (drivers/pci/intel_iommu.c) Fenghua Yu
2009-04-30 23:29 ` [PATCH] Intel IOMMU Pass Through Support Andrew Morton
2009-04-30 23:37 ` Randy Dunlap
2009-05-01 0:00 ` Andrew Morton
2009-05-01 0:57 ` Fenghua Yu
2009-05-01 0:05 ` Fenghua Yu
2009-05-01 0:14 ` Andrew Morton
2009-03-31 4:22 [patch 0/4] Intel IOMMU Supspend/Resume Support fenghua.yu
2009-04-02 20:34 fenghua.yu
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=1238454102.25797.284.camel@macbook.infradead.org \
--to=dwmw2@infradead.org \
--cc=amluto@gmail.com \
--cc=fenghua.yu@intel.com \
--cc=iommu@lists.linux-foundation.org \
--cc=jbarnes@virtuousgeek.org \
--cc=kyle@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=suresh.b.siddha@intel.com \
--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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®