Re: [Xen-devel] [PATCH v4 03/16] arm: poison initmem when it is freed.

2016-09-19 Thread Konrad Rzeszutek Wilk
On Mon, Sep 19, 2016 at 11:35:57AM +0200, Julien Grall wrote: > Hi Konrad, > > On 16/09/2016 18:38, Konrad Rzeszutek Wilk wrote: > > The current byte sequence is '0xcc' which makes sense on x86, > > but on ARM it is: > > > > stclgt 12, cr12, [ip], {204} ; 0xcc > > > > Picking

Re: [Xen-devel] [PATCH v4 03/16] arm: poison initmem when it is freed.

2016-09-19 Thread Julien Grall
Hi Konrad, On 16/09/2016 18:38, Konrad Rzeszutek Wilk wrote: The current byte sequence is '0xcc' which makes sense on x86, but on ARM it is: stclgt 12, cr12, [ip], {204} ; 0xcc Picking something more ARM applicable such as: efefefefsvc 0x00efefef Creates a nice