From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Olaf Hering <olaf@aepfle.de>,
xen-devel@lists.xen.org, Paul Durrant <Paul.Durrant@citrix.com>
Subject: Re: live migrating hvm from 4.4 to 4.7 fails in ioreq server
Date: Wed, 11 May 2016 13:22:43 +0100 [thread overview]
Message-ID: <57332413.7070507@citrix.com> (raw)
In-Reply-To: <20160511121816.GA2789@aepfle.de>
On 11/05/16 13:18, Olaf Hering wrote:
> Migrating a HVM guest from staging-4.4 to staging fails:
>
> # cat /var/log/xen/qemu-dm-fv-x64-sles12sp1-clean--incoming.log
> char device redirected to /dev/pts/3 (label serial0)
> xen: ioreq server create: Cannot allocate memory
> qemu-system-x86_64: xen hardware virtual machine initialisation failed
>
> Looks like hvm_alloc_ioreq_gmfn finds no bit in
> d->arch.hvm_domain.ioreq_gmfn.mask. Is there a slim change that 4.4 does not
> know about HVM_PARAM_NR_IOREQ_SERVER_PAGES, and as a result 4.7 fails to
> configure the guest properly?
HVM_PARAM_NR_IOREQ_SERVER_PAGES was introduced in 4.6 iirc. CC'ing Paul
who did this work.
~Andrew
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next prev parent reply other threads:[~2016-05-11 12:22 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-11 12:18 live migrating hvm from 4.4 to 4.7 fails in ioreq server Olaf Hering
2016-05-11 12:22 ` Andrew Cooper [this message]
2016-05-11 12:30 ` Olaf Hering
2016-05-11 13:07 ` Olaf Hering
2016-05-12 10:53 ` Wei Liu
2016-05-11 12:38 ` Paul Durrant
2016-05-12 10:55 ` Wei Liu
2016-05-12 12:39 ` Paul Durrant
2016-05-12 13:01 ` Wei Liu
2016-05-12 13:03 ` Paul Durrant
2016-05-12 13:18 ` Olaf Hering
2016-05-12 14:10 ` Wei Liu
2016-05-12 14:13 ` Paul Durrant
2016-05-25 20:57 ` Konrad Rzeszutek Wilk
2016-05-26 8:30 ` Paul Durrant
2016-06-03 20:07 ` Konrad Rzeszutek Wilk
2016-07-26 15:45 ` Olaf Hering
2016-07-26 15:48 ` Paul Durrant
2016-07-29 10:11 ` Paul Durrant
2016-07-29 10:34 ` Paul Durrant
2016-07-29 13:10 ` Olaf Hering
2016-07-29 13:22 ` Paul Durrant
2016-05-12 13:38 ` Stefano Stabellini
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