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Re: [Xen-devel] [PATCH 1/4] xen: asm-x86: introduce PGC_need_scrub page flag

To: Bob Liu <lliubbo@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
From: Julien Grall <julien.grall@xxxxxxxxxx>
Date: Tue, 17 Jun 2014 13:46:38 +0100
Cc: George.Dunlap@xxxxxxxxxxxxx, andrew.cooper3@xxxxxxxxxx, keir@xxxxxxx, ian.campbell@xxxxxxxxxx, jbeulich@xxxxxxxx
Delivery-date: Tue, 17 Jun 2014 12:46:53 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

Hi Bob,

On 06/17/2014 12:49 PM, Bob Liu wrote:
> To indicate a page is free but need to be scrubbed before in use.
> 
> Signed-off-by: Bob Liu <bob.liu@xxxxxxxxxx>

AFAIU, you plan to use this new flag in the common code. Please add a
similar one for ARM (in include/asm-arm/mm.h) otherwise you will break
compilation on this architecture.

Thanks,

-- 
Julien Grall

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- [Xen-devel] [PATCH 1/4] xen: asm-x86: introduce PGC_need_scrub page flag
  - From: Bob Liu

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