Re: [Xen-devel] [PATCH] x86: deal with firmware setting bogus TSC_ADJUST values

2018-10-31 Thread Wei Liu
On Thu, Oct 25, 2018 at 09:09:25AM -0600, Jan Beulich wrote: > >>> On 12.10.18 at 18:29, wrote: > > On Mon, Oct 01, 2018 at 07:42:12AM -0600, Jan Beulich wrote: > >> The system Intel have handed me for AVX512 emulator work ("Gigabyte > >> Technology Co., Ltd. X299 AORUS Gaming 3 Pro/X299 AORUS Gam

Re: [Xen-devel] [PATCH] x86: deal with firmware setting bogus TSC_ADJUST values

2018-10-25 Thread Jan Beulich
>>> On 12.10.18 at 18:29, wrote: > On Mon, Oct 01, 2018 at 07:42:12AM -0600, Jan Beulich wrote: >> The system Intel have handed me for AVX512 emulator work ("Gigabyte >> Technology Co., Ltd. X299 AORUS Gaming 3 Pro/X299 AORUS Gaming 3 >> Pro-CF, BIOS F3 12/28/2017") would not come up under Xen - i

Re: [Xen-devel] [PATCH] x86: deal with firmware setting bogus TSC_ADJUST values

2018-10-12 Thread Wei Liu
On Mon, Oct 01, 2018 at 07:42:12AM -0600, Jan Beulich wrote: > The system Intel have handed me for AVX512 emulator work ("Gigabyte > Technology Co., Ltd. X299 AORUS Gaming 3 Pro/X299 AORUS Gaming 3 > Pro-CF, BIOS F3 12/28/2017") would not come up under Xen - it hung in > the middle of Dom0 PCI init

[Xen-devel] [PATCH] x86: deal with firmware setting bogus TSC_ADJUST values

2018-10-01 Thread Jan Beulich
The system Intel have handed me for AVX512 emulator work ("Gigabyte Technology Co., Ltd. X299 AORUS Gaming 3 Pro/X299 AORUS Gaming 3 Pro-CF, BIOS F3 12/28/2017") would not come up under Xen - it hung in the middle of Dom0 PCI initialization. As it turned out, Xen's time management did not work beca