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From: | Juan Quintela |
Subject: | Re: [Qemu-devel] [PATCH 2/2] postcopy: Recover block devices on early failure |
Date: | Thu, 02 Feb 2017 17:45:43 +0100 |
User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) |
"Dr. David Alan Gilbert (git)" <address@hidden> wrote: > From: "Dr. David Alan Gilbert" <address@hidden> > > An early postcopy failure can be recovered from as long as we know > we haven't sent the command to run the destination. > We have to undo the bdrv_inactivate_all by calling > bdrv_invalidate_cache_all > > Note that I'm not using ms->block_inactive because once we've > sent the postcopy package we dont want anything else to try > and recover the block storage on the source; the destination > might have started writing to it. > > Signed-off-by: Dr. David Alan Gilbert <address@hidden> Reviewed-by: Juan Quintela <address@hidden>
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