From: Alexander Graf <agraf@suse.de>
To: Cedric Le Goater <clg@fr.ibm.com>
Cc: aik@ozlabs.ru, paulus@samba.org, qemu-ppc@nongnu.org,
qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [RFC PATCH] target-ppc: explicitly save page table headers in big endian
Date: Mon, 03 Nov 2014 16:10:06 +0100 [thread overview]
Message-ID: <54579ACE.3010704@suse.de> (raw)
In-Reply-To: <545797A0.5070602@fr.ibm.com>
On 03.11.14 15:56, Cedric Le Goater wrote:
> On 11/03/2014 03:53 PM, Alexander Graf wrote:
>>
>>
>> On 27.10.14 11:23, Cédric Le Goater wrote:
>>> Currently, when the page tables are saved, the kvm_get_htab_header structs
>>> and the ptes are assumed being big endian and dumped as a indistinct blob
>>> in the statefile. This is no longer true when the host is little endian
>>> and this breaks restoration.
>>>
>>> This patch unfolds the kvmppc_save_htab routine to write explicitly the
>>> kvm_get_htab_header structs in big endian. The ptes are left untouched.
>>>
>>> Signed-off-by: Cédric Le Goater <clg@fr.ibm.com>
>>> Cc: paulus@samba.org
>>> Cc: aik@ozlabs.ru
>>> Cc: gkurz@linux.vnet.ibm.com
>>
>> LGTM :)
>
> OK then. I will resend as a PATCH, along with the kvm kernel patch which is
> just a couple of lines. Then, we can start testing cross-endian migration !
Awesome! Looking forward to it :).
Alex
next prev parent reply other threads:[~2014-11-03 15:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-27 10:23 [Qemu-devel] [RFC PATCH] target-ppc: explicitly save page table headers in big endian Cédric Le Goater
2014-11-03 14:53 ` Alexander Graf
2014-11-03 14:56 ` Cedric Le Goater
2014-11-03 15:10 ` Alexander Graf [this message]
2014-11-13 6:43 ` Alexey Kardashevskiy
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