Re: [Qemu-devel] [PATCH v5 3/4] spapr: Implement H_CONFER

2019-07-17 Thread Nicholas Piggin
Greg Kurz's on July 18, 2019 3:00 am: > On Wed, 17 Jul 2019 15:39:51 +1000 > Nicholas Piggin wrote: > >> This does not do directed yielding and is not quite as strict as PAPR >> specifies in terms of precise dispatch behaviour. This generally will >> mean suboptimal performance, rather than guest

Re: [Qemu-devel] [PATCH v5 3/4] spapr: Implement H_CONFER

2019-07-17 Thread Greg Kurz
On Wed, 17 Jul 2019 15:39:51 +1000 Nicholas Piggin wrote: > This does not do directed yielding and is not quite as strict as PAPR > specifies in terms of precise dispatch behaviour. This generally will > mean suboptimal performance, rather than guest misbehaviour. Linux > does not rely on exact d