Re: [Xen-devel] [PATCH v5 27/28] xsplice: Add support for shadow variables.

2016-04-08 Thread Ross Lagerwall
On 04/06/2016 03:26 AM, Konrad Rzeszutek Wilk wrote: On Mon, Apr 04, 2016 at 09:18:34AM -0600, Jan Beulich wrote: On 24.03.16 at 21:00, wrote: Shadow variables are a piece of infrastructure to be used by xsplice modules. They are used to attach a new piece of data to an existing structure in m

Re: [Xen-devel] [PATCH v5 27/28] xsplice: Add support for shadow variables.

2016-04-05 Thread Konrad Rzeszutek Wilk
On Mon, Apr 04, 2016 at 09:18:34AM -0600, Jan Beulich wrote: > >>> On 24.03.16 at 21:00, wrote: > > Shadow variables are a piece of infrastructure to be used by xsplice > > modules. They are used to attach a new piece of data to an existing > > structure in memory. > > An already known question a

Re: [Xen-devel] [PATCH v5 27/28] xsplice: Add support for shadow variables.

2016-04-04 Thread Jan Beulich
>>> On 24.03.16 at 21:00, wrote: > Shadow variables are a piece of infrastructure to be used by xsplice > modules. They are used to attach a new piece of data to an existing > structure in memory. An already known question again: Out of recent XSAs, how many needed such? I.e. can#t we put this of

[Xen-devel] [PATCH v5 27/28] xsplice: Add support for shadow variables.

2016-03-24 Thread Konrad Rzeszutek Wilk
From: Ross Lagerwall Shadow variables are a piece of infrastructure to be used by xsplice modules. They are used to attach a new piece of data to an existing structure in memory. Martin Pohlack also mentions that using the SHADOW_SLOTS of small prime numbers has the advantage of having a simple