From: Thomas Renninger <trenn@suse.de>
To: Takao Indoh <indou.takao@jp.fujitsu.com>
Cc: yinghai@kernel.org, muneda.takahiro@jp.fujitsu.com,
linux-pci@vger.kernel.org, x86@kernel.org,
linux-kernel@vger.kernel.org, andi@firstfloor.org,
tokunaga.keiich@jp.fujitsu.com, kexec@lists.infradead.org,
hbabu@us.ibm.com, mingo@redhat.com, ddutile@redhat.com,
vgoyal@redhat.com, ishii.hironobu@jp.fujitsu.com, hpa@zytor.com,
bhelgaas@google.com, tglx@linutronix.de, khalid@gonehiking.org
Subject: Re: [PATCH v7 0/5] Reset PCIe devices to address DMA problem on kdump with iommu
Date: Tue, 29 Jan 2013 02:14:54 +0100 [thread overview]
Message-ID: <3404772.bJenOLl2bH@hammer82.arch.suse.de> (raw)
In-Reply-To: <51007EF2.3090208@jp.fujitsu.com>
On Thursday, January 24, 2013 09:23:14 AM Takao Indoh wrote:
> (2013/01/23 9:47), Thomas Renninger wrote:
> > On Monday, January 21, 2013 10:11:04 AM Takao Indoh wrote:
> >> (2013/01/08 4:09), Thomas Renninger wrote:
> > ...
> >
> >>> I tried the provided patches first on 2.6.32, then I verfied with
> >>> 3.8-rc2
> >>> and in both cases the disk is not detected anymore in
> >>> reset_devices (kexec'ed/kdump) case (but things work fine without these
> >>> patches).
> >>
> >> So the problem that the disk is not detected was caused by exactmap
> >> problem you guys are discussing? Or still not detected even if exactmap
> >> problem is fixed?
> >
> > This problem is related to the 5 PCI resetting patches.
> > Dumping worked with a 2.6.32 and a 3.8-rc2 kernel, adding the PCI
> > resetting
> > patches broke both. I first tried 2.6.32 and verified with 3.8-rc2 to make
> > sure I didn't mess up the backport adjustings of the patches to 2.6.32.
> If you have a chance please try again the patches with the latest
> firmware.
Not sure I can update the firmware as this is a reference platform used exactly
like this in production.
I also cannot see how this could help.
Thomas
next prev parent reply other threads:[~2013-01-29 1:15 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-27 0:42 [PATCH v7 0/5] Reset PCIe devices to address DMA problem on kdump with iommu Takao Indoh
2012-11-27 0:42 ` [PATCH v7 1/5] x86, pci: add dummy pci device for early stage Takao Indoh
2012-11-27 0:42 ` [PATCH v7 2/5] PCI: Define the maximum number of PCI function Takao Indoh
2012-11-27 0:42 ` [PATCH v7 3/5] Make reset_devices available at early stage Takao Indoh
2012-11-27 0:43 ` [PATCH v7 4/5] x86, pci: Reset PCIe devices at boot time Takao Indoh
2012-11-27 0:43 ` [PATCH v7 5/5] x86, pci: Enable PCI INTx when MSI is disabled Takao Indoh
2012-11-30 15:49 ` [PATCH v7 0/5] Reset PCIe devices to address DMA problem on kdump with iommu MUNEDA Takahiro
2012-12-21 16:19 ` Yinghai Lu
2013-01-07 19:09 ` Thomas Renninger
2013-01-07 20:16 ` Yinghai Lu
2013-01-08 0:42 ` Thomas Renninger
2013-01-08 3:04 ` Yinghai Lu
2013-01-08 16:47 ` [PATCH] Only reset e820 once, even with multiple memmap=exactmap params Thomas Renninger
2013-01-08 17:19 ` Yinghai Lu
2013-01-10 3:21 ` Thomas Renninger
2013-01-10 14:26 ` Vivek Goyal
2013-01-10 16:53 ` Yinghai Lu
2013-01-10 17:01 ` Vivek Goyal
2013-01-10 17:11 ` Yinghai Lu
2013-01-10 23:34 ` Yinghai Lu
2013-01-11 12:33 ` [PATCH] x86 e820: only void usable memory areas in memmap=exactmap case Thomas Renninger
2013-01-11 16:16 ` Yinghai Lu
2013-01-11 18:24 ` Thomas Renninger
2013-01-11 19:59 ` Yinghai Lu
2013-01-11 20:06 ` H. Peter Anvin
2013-01-11 21:09 ` Yinghai Lu
2013-01-11 22:16 ` H. Peter Anvin
2013-01-12 11:31 ` Thomas Renninger
2013-01-12 17:07 ` Yinghai Lu
2013-01-14 2:08 ` Thomas Renninger
2013-01-14 2:43 ` Yinghai Lu
2013-01-14 15:05 ` Thomas Renninger
2013-01-14 19:04 ` Yinghai Lu
2013-01-15 0:54 ` Thomas Renninger
2013-01-15 4:45 ` Yinghai Lu
2013-01-22 15:21 ` Thomas Renninger
2013-01-08 16:50 ` [PATCH v7 0/5] Reset PCIe devices to address DMA problem on kdump with iommu Thomas Renninger
2013-01-08 17:27 ` Yinghai Lu
2013-01-09 2:32 ` Thomas Renninger
2013-01-09 4:39 ` Takao Indoh
2013-01-21 1:11 ` Takao Indoh
2013-01-23 0:47 ` Thomas Renninger
2013-01-24 0:23 ` Takao Indoh
2013-01-29 1:14 ` Thomas Renninger [this message]
2013-01-30 5:01 ` Takao Indoh
2013-03-04 0:56 ` Takao Indoh
2013-03-04 22:00 ` Don Dutile
2013-03-05 0:56 ` Takao Indoh
[not found] ` <CAK4g67ZEUfCqqpa1-4wkN4+OXZYQqLTiJC+6OpwVWVLfO2_7xQ@mail.gmail.com>
2012-12-21 10:37 ` Takao Indoh
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=3404772.bJenOLl2bH@hammer82.arch.suse.de \
--to=trenn@suse.de \
--cc=andi@firstfloor.org \
--cc=bhelgaas@google.com \
--cc=ddutile@redhat.com \
--cc=hbabu@us.ibm.com \
--cc=hpa@zytor.com \
--cc=indou.takao@jp.fujitsu.com \
--cc=ishii.hironobu@jp.fujitsu.com \
--cc=kexec@lists.infradead.org \
--cc=khalid@gonehiking.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=muneda.takahiro@jp.fujitsu.com \
--cc=tglx@linutronix.de \
--cc=tokunaga.keiich@jp.fujitsu.com \
--cc=vgoyal@redhat.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox