Re: [Xen-devel] [PATCH v4 05/15] x86/altp2m: basic data structures and support routines.

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 10.07.15 at 02:52, <edmund.h.white@xxxxxxxxx> wrote:
> Add the basic data structures needed to support alternate p2m's and
> the functions to initialise them and tear them down.
> 
> Although Intel hardware can handle 512 EPTP's per hardware thread
> concurrently, only 10 per domain are supported in this patch for
> performance reasons.
> 
> The iterator in hap_enable() does need to handle 512, so that is now
> uint16_t.
> 
> This change also splits the p2m lock into one lock type for altp2m's
> and another type for all other p2m's. The purpose of this is to place
> the altp2m list lock between the types, so the list lock can be
> acquired whilst holding the host p2m lock.
> 
> Signed-off-by: Ed White <edmund.h.white@xxxxxxxxx>

Same here - none of my comments on v3 got addressed in any way.
Yes, I sent them only yesterday, but still hours before you sent the
new version.

Jan


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