Re: [Xen-devel] [V1 PATCH 01/11] PVH dom0: set eflags resvd bit #1

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 12.11.13 at 17:19, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> wrote:
> On Fri, Nov 08, 2013 at 05:23:26PM -0800, Mukesh Rathor wrote:
>> In this patch the eflags resv bit #1 is set in vmx_vmenter_helper. If
>> the bit is not set, the vmlaunch/resume will fail with guest state
>> invalid.
> 
> What does 'MBS' stand for? Somehow I assumed you would call
> it RSV????

With MBZ = "must be zero", MBS is "must be set". And I'm fine
with that - RSV doesn't tell you which way it is reserved.

Jan


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