Re: [Xen-devel] [PATCH] x86/mm: Drop is_guest_l3_slot() and simply callers

2017-08-28 Thread Wei Liu
On Mon, Aug 28, 2017 at 03:50:59PM +0100, Andrew Cooper wrote: > With a 64bit hypervisor there are no conditional l3 slots, and this is > unlikely to change moving forwards. > > No functional change (as confirmed by diffing the disassembly. GCC obviously > already optimised this code away.) > >

Re: [Xen-devel] [PATCH] x86/mm: Drop is_guest_l3_slot() and simply callers

2017-08-28 Thread Jan Beulich
>>> On 28.08.17 at 16:50, wrote: > With a 64bit hypervisor there are no conditional l3 slots, and this is > unlikely to change moving forwards. > > No functional change (as confirmed by diffing the disassembly. GCC obviously > already optimised this code away.) > > Signed-off-by: Andrew Cooper

[Xen-devel] [PATCH] x86/mm: Drop is_guest_l3_slot() and simply callers

2017-08-28 Thread Andrew Cooper
With a 64bit hypervisor there are no conditional l3 slots, and this is unlikely to change moving forwards. No functional change (as confirmed by diffing the disassembly. GCC obviously already optimised this code away.) Signed-off-by: Andrew Cooper --- CC: Jan Beulich CC: Wei Liu --- xen/arch