Re: [PATCH 2/9] x86emul: support WRMSRNS

2023-04-05 Thread Jan Beulich
On 05.04.2023 23:29, Andrew Cooper wrote: > On 04/04/2023 3:50 pm, Jan Beulich wrote: >> This insn differs from WRMSR solely in the lack of serialization. Hence >> the code used there can simply be used here as well, plus a feature >> check of course. > > I have a feeling this is a bit stale now t

Re: [PATCH 2/9] x86emul: support WRMSRNS

2023-04-05 Thread Andrew Cooper
On 04/04/2023 3:50 pm, Jan Beulich wrote: > This insn differs from WRMSR solely in the lack of serialization. Hence > the code used there can simply be used here as well, plus a feature > check of course. I have a feeling this is a bit stale now that 0f01.c has moved into a separate file ? > As

[PATCH 2/9] x86emul: support WRMSRNS

2023-04-04 Thread Jan Beulich
This insn differs from WRMSR solely in the lack of serialization. Hence the code used there can simply be used here as well, plus a feature check of course. As there's no other infrastructure needed beyond permitting the insn for PV privileged-op emulation (in particular no separate new VMEXIT) we