Re: [Xen-devel] [PATCH] x86/HVM: slightly improve hvm_mmio_{first, last}_byte()

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Tue, Apr 26, 2016 at 02:28:24AM -0600, Jan Beulich wrote:
> EFLAGS.DF can be assumed to be usually clear, so unlikely()-annotate
> the conditionals accordingly.
> 
> Also prefer latching p->size (used twice) into a local variable, at
> once making it unnecessary for the reader to be sure expressions get
> evaluated left to right (operand promotion would yield a different
> result if p->addr + p->size - 1 was evaluted right to left).
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> 

Release-acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>


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