From: Paolo Bonzini <pbonzini@redhat.com>
To: "Daniel P. Berrange" <berrange@redhat.com>
Cc: Dave Young <dyoung@redhat.com>, Andrew Jones <drjones@redhat.com>,
bhe@redhat.com, qemu-devel@nongnu.org, qiaonuohan@cn.fujitsu.com,
anderson@redhat.com, Laszlo Ersek <lersek@redhat.com>
Subject: Re: [Qemu-devel] virsh dump (qemu guest memory dump?): KASLR enabled linux guest support
Date: Mon, 14 Nov 2016 12:55:15 +0100 [thread overview]
Message-ID: <5abd7cd3-5aa0-ebf0-800b-16045938f11c@redhat.com> (raw)
In-Reply-To: <20161114103342.GI8314@redhat.com>
On 14/11/2016 11:33, Daniel P. Berrange wrote:
> On Mon, Nov 14, 2016 at 11:28:04AM +0100, Paolo Bonzini wrote:
>>
>>
>> On 14/11/2016 11:10, Daniel P. Berrange wrote:
>>> There's already patches posted to create a virtio-pstore device for
>>> QEMU, which is what led me to suggest this as an option:
>>>
>>> https://lists.nongnu.org/archive/html/qemu-devel/2016-09/msg00381.html
>>
>> It's also possible to use UEFI as a pstore backend.
>
> Presumably that'll also require some QEMU patches to provide storage
> for UEFI's pstore ?
That's just the UEFI variable store. But for some reason Fedora doesn't
set CONFIG_EFI_VARS, so the next possibility is to use ACPI ERST. This
would not require any change to guests, unlike virtio-pstore.
Paolo
next prev parent reply other threads:[~2016-11-14 11:55 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-09 3:01 [Qemu-devel] virsh dump (qemu guest memory dump?): KASLR enabled linux guest support Dave Young
2016-11-09 3:17 ` Dave Young
2016-11-09 3:58 ` Wen Congyang
2016-11-09 5:02 ` Dave Young
2016-11-09 7:42 ` Wen Congyang
2016-11-09 8:25 ` Dave Young
2016-11-09 14:36 ` Dave Anderson
2016-11-09 14:42 ` Daniel P. Berrange
2016-11-09 10:40 ` Andrew Jones
2016-11-09 11:26 ` Laszlo Ersek
2016-11-09 11:37 ` Daniel P. Berrange
2016-11-09 11:48 ` Andrew Jones
2016-11-09 11:58 ` Daniel P. Berrange
2016-11-09 12:20 ` Andrew Jones
2016-11-09 14:47 ` Daniel P. Berrange
2016-11-09 15:38 ` Laszlo Ersek
2016-11-09 16:01 ` Daniel P. Berrange
2016-11-14 10:27 ` Paolo Bonzini
2016-11-14 5:32 ` Dave Young
2016-11-14 9:47 ` Andrew Jones
2016-11-16 2:48 ` Dave Young
2016-11-14 10:10 ` Daniel P. Berrange
2016-11-14 10:28 ` Paolo Bonzini
2016-11-14 10:33 ` Daniel P. Berrange
2016-11-14 11:08 ` Laszlo Ersek
2016-11-14 11:55 ` Paolo Bonzini [this message]
2016-11-09 15:28 ` Dave Anderson
2016-11-14 10:41 ` Paolo Bonzini
2016-11-15 14:41 ` Dave Anderson
2016-11-09 14:32 ` Dave Anderson
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