From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ian Campbell <Ian.Campbell@citrix.com>
Subject: Re: [PATCH for 4.5] xen/arm: p2m: Correctly initialize
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Date: Wed, 1 Oct 2014 11:33:32 +0100
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On Tue, 2014-09-30 at 15:51 +0100, Julien Grall wrote:
> {~0,} only initializes the first cell of the array to ~0. The other cells
> are initialized to 0.
> 
> Change the initialization to a loop and, at the same time, do the same
> for the mappings.

I'm not sure a loop is the best option here vs either { ~0, ~0, ~0, ~0 }
or a memset, but OK.

I don't think mappings is wrong as it is though, any reason to change?

> This is fixing boot after 82985d7 "xen: arm: handle variable p2m levels
> in apply_p2m_changes" on platform where the root-level doesn't have
> concatenate table (such as the Foundation Model).

You forgot your S-o-b.