Re: [Xen-devel] [PATCH v2] Revert "libxl_set_memory_target: retain the same maxmem offset on top of the current target"

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Tue, 2015-06-23 at 17:07 +0100, Wei Liu wrote:
> This reverts commit 0c029c4da2169159064568ef4fea862a5d2cd84a.
> 
> A new memory model that allows QEMU to bump memory behind libxl's back
> was merged a few months ago. We didn't fully understand the
> repercussions back then. Now it breaks migration and becomes blocker of
> 4.6 release.
> 
> It's better to restore to original behaviour at this stage of the
> release cycle, that would put us in a position no worse than before, so
> the release is unblocked.
> 
> The said function is still racy after reverting these two patches.
> Making domain memory state consistent requires a bit more work. Separate
> patch(es) will be sent out to deal with that problem.
> 
> Fix up conflicts with f5b43e95 (libxl: fix "xl mem-set" regression from
> 0c029c4da2).
> 
> Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>

Acked + applied.



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