Messages in this thread | | | Date | Mon, 27 Jul 2020 17:55:32 -0700 | From | Ricardo Neri <> | Subject | Re: [PATCH 4/4] x86/cpu: Use SERIALIZE in sync_core() when available |
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On Mon, Jul 27, 2020 at 05:47:32AM -0700, hpa@zytor.com wrote: > On July 27, 2020 1:20:03 AM PDT, peterz@infradead.org wrote: > >On Sun, Jul 26, 2020 at 09:31:32PM -0700, Ricardo Neri wrote: > >> +static inline void serialize(void) > >> +{ > >> + asm volatile(".byte 0xf, 0x1, 0xe8"); > >> +} > > > >Can we pretty please have a comment with the binutils version that has > >the mnomic? Such that when we increase the required binutils version we > >can grep for this. > > It also needs : : : "memory" to be a barrier.
Sure Peter, I will make this change.
Thanks and BR, Ricardo
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