Re: [Xen-devel] [PATCH] xen: limit memory to architectural maximum

[Roger Pau Monnà <roger.pau@xxxxxxxxxx>]

El 04/09/15 a les 14.18, Juergen Gross ha escrit:
> When a pv-domain (including dom0) is started it tries to size it's
> p2m list according to the maximum possible memory amount it ever can
> achieve. Limit the initial maximum memory size to the architectural
> limit of the hardware in order to avoid overflows during remapping
> of memory.
> 
> This problem will occur when dom0 is started with an initial memory
> size being a multiple of 1GB, but without specifying it's maximum
> memory size. The kernel must be configured without
> CONFIG_XEN_BALLOON_MEMORY_HOTPLUG for the problem to happen.
> 
> Reported-by: Roger Pau Monnà <roger.pau@xxxxxxxxxx>
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>

Tested-by: Roger Pau Monnà <roger.pau@xxxxxxxxxx>


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