Re: [Xen-devel] [PATCH for-xen-4-5 v3] xen/arm: dump guest stack even if not the current VCPU

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Thu, 2014-10-23 at 09:46 +0100, Frediano Ziglio wrote:
> From: Frediano Ziglio <frediano.ziglio@xxxxxxxxxx>
> 
> If show_guest_stack was called from Xen context (for instance hitting
> '0' key on Xen console) get_page_from_gva was not able to get the
> page returning NULL.
> Detecting different domain and changing VTTBR register make
> get_page_from_gva works for different domains.
> 
> Signed-off-by: Frediano Ziglio <frediano.ziglio@xxxxxxxxxx>

Acked + applied (since Konrad said ok in v2).

> - collapse change in a single if to improve performances.

Not 100% keen on the duplicated call to gvirt_to_maddr, but it'll do.

Ian.




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