All of lore.kernel.org
 help / color / mirror / Atom feed
From: Avi Kivity <avi@redhat.com>
To: Wen Congyang <wency@cn.fujitsu.com>
Cc: Jan Kiszka <jan.kiszka@siemens.com>,
	"Richard W.M. Jones" <rjones@redhat.com>,
	qemu-devel <qemu-devel@nongnu.org>,
	Dave Anderson <anderson@redhat.com>,
	Luiz Capitulino <lcapitulino@redhat.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [Qemu-devel] [Question] dump memory when host pci device is used by guest
Date: Tue, 25 Oct 2011 10:23:50 +0200	[thread overview]
Message-ID: <4EA67216.3050309@redhat.com> (raw)
In-Reply-To: <4EA66E1E.90502@cn.fujitsu.com>

On 10/25/2011 10:06 AM, Wen Congyang wrote:
> Hi, Avi Kivity, Dave Anderson
>
> I have two questions about it:
>
> 1. How to know the guest's physical base address in qemu?

In fact, it's impossible.

Perhaps crash can scan through the core looking for a signature.  Need
to be careful since multiple signatures may be detected (a kdump kernel,
a kernel image in pagecache, or a nested guest).

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.

  reply	other threads:[~2011-10-25  8:24 UTC|newest]

Thread overview: 100+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-07  9:46 [Qemu-devel] [Question] dump memory when host pci device is used by guest Wen Congyang
2011-10-07 10:16 ` Jan Kiszka
2011-10-07 12:25   ` Wen Congyang
2011-10-07 12:56     ` Jan Kiszka
2011-10-07 14:05       ` Wen Congyang
2011-10-07 15:06         ` Jan Kiszka
2011-10-10  9:00       ` Daniel P. Berrange
2011-10-08 15:16   ` Richard W.M. Jones
2011-10-09  8:49     ` Jan Kiszka
2011-10-09 10:23       ` Richard W.M. Jones
2011-10-09 10:26         ` Jan Kiszka
2011-10-10  2:21         ` Wen Congyang
2011-10-10  6:52           ` Jan Kiszka
2011-10-10  6:59             ` Wen Congyang
2011-10-10  7:01               ` Jan Kiszka
2011-10-10  7:17                 ` Wen Congyang
2011-10-10  7:22                   ` Jan Kiszka
2011-10-10  7:47                     ` Wen Congyang
2011-10-10  7:48                       ` Jan Kiszka
2011-10-10  8:28                         ` Wen Congyang
2011-10-10  7:08             ` Alexander Graf
2011-10-10  7:10               ` Jan Kiszka
2011-10-10  9:02             ` Daniel P. Berrange
2011-10-10  9:34               ` Jan Kiszka
2011-10-11  2:27                 ` Wen Congyang
2011-10-18  7:15                 ` Wen Congyang
2011-10-18  7:52                   ` Jan Kiszka
2011-10-18  7:58                     ` Wen Congyang
2011-10-18  8:19                       ` Jan Kiszka
2011-10-18  8:25                         ` Wen Congyang
2011-10-18  8:26                           ` Jan Kiszka
2011-10-18  8:31                             ` Wen Congyang
2011-10-18  8:31                               ` Jan Kiszka
2011-10-18  8:34                                 ` Richard W.M. Jones
2011-10-18  8:36                                   ` Jan Kiszka
2011-10-18  8:39                                     ` Jan Kiszka
2011-10-18 10:41                                       ` Paolo Bonzini
2011-10-18 10:42                                         ` Christoph Hellwig
2011-10-18 12:47                                           ` Jan Kiszka
2011-10-18 13:08                                             ` Christoph Hellwig
2011-10-18 13:13                                               ` Jan Kiszka
2011-10-18 10:47                                         ` Jan Kiszka
2011-10-18 13:30                                           ` Richard W.M. Jones
2011-10-18 13:34                                             ` Jan Kiszka
2011-10-18  9:43                                     ` Wen Congyang
2011-10-18 10:28                                       ` Jan Kiszka
2011-10-18 13:51                                         ` Wen Congyang
2011-10-18 13:55                                           ` Jan Kiszka
2011-10-18 14:17                                             ` Wen Congyang
2011-10-18 14:21                                               ` Jan Kiszka
2011-10-18 15:04                                                 ` Wen Congyang
2011-10-18 15:27                                                   ` Jan Kiszka
2011-10-19  1:23                                                     ` Wen Congyang
2011-10-19  2:04                                 ` KAMEZAWA Hiroyuki
2011-10-19 11:40                                   ` Jan Kiszka
2011-10-20  1:22                                     ` Wen Congyang
2011-10-20  9:41                                       ` Jan Kiszka
2011-10-20 10:03                                         ` Wen Congyang
2011-10-21  7:11                                           ` Jan Kiszka
2011-10-21  7:50                                             ` Wen Congyang
2011-10-21 13:02                                               ` Dave Anderson
2011-10-21 13:16                                                 ` Jan Kiszka
2011-10-21 14:12                                                 ` Richard W.M. Jones
2011-10-24  2:25                                                 ` Wen Congyang
2011-10-24 14:25                                                   ` Dave Anderson
2011-10-24 15:01                                                     ` Avi Kivity
2011-10-24 15:25                                                       ` Dave Anderson
2011-10-24 15:30                                                         ` Avi Kivity
2011-10-24 15:58                                                           ` Dave Anderson
2011-10-25  1:37                                                             ` Wen Congyang
2011-10-25  7:37                                                               ` Jan Kiszka
2011-10-25  8:06                                                           ` Wen Congyang
2011-10-25  8:23                                                             ` Avi Kivity [this message]
2011-10-25  8:35                                                               ` Paolo Bonzini
2011-10-25  8:52                                                                 ` Avi Kivity
2011-10-25  8:56                                                                   ` Paolo Bonzini
2011-10-25  9:19                                                                     ` Jan Kiszka
2011-10-25 13:18                                                                 ` Dave Anderson
2011-10-25 13:22                                                                   ` Avi Kivity
2011-10-18  7:58                   ` Daniel P. Berrange
2011-10-18  8:17                     ` Jan Kiszka
2011-10-18  8:25                       ` Jan Kiszka
2011-10-18  8:25                       ` Daniel P. Berrange
2011-10-18  8:30                         ` Jan Kiszka
2011-10-10  9:08           ` Daniel P. Berrange
2011-10-10  9:10             ` Daniel P. Berrange
2011-10-10  9:34               ` Richard W.M. Jones
2011-10-10 10:17                 ` Jan Kiszka
2011-10-10  9:34               ` Jan Kiszka
2011-10-10 10:19                 ` Daniel P. Berrange
2011-10-11  2:20                   ` Wen Congyang
2011-10-11  6:58                     ` Jan Kiszka
2011-10-11  7:13                       ` Wen Congyang
2011-10-10 10:21                 ` Alon Levy
2011-10-10 10:48                   ` Paolo Bonzini
2011-10-10 11:04                     ` Daniel P. Berrange
2011-10-10 11:09                       ` Paolo Bonzini
2011-10-10 12:00                         ` [Qemu-devel] windows crash dump header. was: " Alon Levy
2011-10-10 12:38                           ` Paolo Bonzini
2011-10-10 13:47                             ` Alon Levy

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=4EA67216.3050309@redhat.com \
    --to=avi@redhat.com \
    --cc=anderson@redhat.com \
    --cc=jan.kiszka@siemens.com \
    --cc=kamezawa.hiroyu@jp.fujitsu.com \
    --cc=lcapitulino@redhat.com \
    --cc=qemu-devel@nongnu.org \
    --cc=rjones@redhat.com \
    --cc=wency@cn.fujitsu.com \
    /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.