From: Paolo Bonzini <pbonzini@redhat.com>
To: Gerd Hoffmann <kraxel@redhat.com>, "Gabriel L. Somlo" <gsomlo@gmail.com>
Cc: lersek@redhat.com, "Gabriel L. Somlo" <somlo@cmu.edu>,
qemu-devel@nongnu.org, "Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [Qemu-devel] fw cfg files cross-version migration races
Date: Wed, 03 Jun 2015 10:31:47 +0200 [thread overview]
Message-ID: <556EBB73.70901@redhat.com> (raw)
In-Reply-To: <1433229074.1637.7.camel@nilsson.home.kraxel.org>
On 02/06/2015 09:11, Gerd Hoffmann wrote:
> Accessing fw_cfg after migration is fine. Problem is this ...
>
> (1) read directory
> (2) migrate
> (3) read file
>
> ... in case the file ordering happens to be different on the destination
> host due to initialization order changes.
>
> So, sorting entries (and the index assigned too) should fix this, right?
> That looks easiest to me.
Agreed.
Paolo
next prev parent reply other threads:[~2015-06-03 8:31 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-01 14:10 [Qemu-devel] fw cfg files cross-version migration races Michael S. Tsirkin
2015-06-01 14:13 ` Daniel P. Berrange
2015-06-01 15:32 ` Gabriel L. Somlo
2015-06-01 15:44 ` Michael S. Tsirkin
2015-06-01 18:00 ` Gabriel L. Somlo
2015-06-01 20:31 ` Gabriel L. Somlo
2015-06-02 7:04 ` Laszlo Ersek
2015-06-02 7:11 ` Gerd Hoffmann
2015-06-03 8:31 ` Paolo Bonzini [this message]
2015-06-03 16:03 ` Michael S. Tsirkin
2015-06-05 16:05 ` Gabriel L. Somlo
2015-06-08 7:21 ` Gerd Hoffmann
2015-06-08 9:43 ` Michael S. Tsirkin
2015-06-08 11:19 ` Gerd Hoffmann
2015-06-08 11:44 ` Paolo Bonzini
2015-06-08 12:23 ` Gabriel L. Somlo
2015-06-08 12:28 ` Paolo Bonzini
2015-06-08 12:33 ` Gerd Hoffmann
2015-06-08 13:32 ` Gabriel L. Somlo
2015-06-08 15:53 ` Michael S. Tsirkin
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