Re: [PATCH] x86: avoid HPET use also on certain Coffee Lake H

2020-05-25 Thread Jan Beulich
On 25.05.2020 19:30, Andrew Cooper wrote: > On 25/05/2020 16:23, Jan Beulich wrote: >> On 25.05.2020 17:18, Jan Beulich wrote: >>> Linux commit f8edbde885bbcab6a2b4a1b5ca614e6ccb807577 says >>> >>> "Coffee Lake H SoC has similar behavior as Coffee Lake, skewed HPET >>> timer once the SoCs entered

Re: [PATCH] x86: avoid HPET use also on certain Coffee Lake H

2020-05-25 Thread Andrew Cooper
On 25/05/2020 16:23, Jan Beulich wrote: > On 25.05.2020 17:18, Jan Beulich wrote: >> Linux commit f8edbde885bbcab6a2b4a1b5ca614e6ccb807577 says >> >> "Coffee Lake H SoC has similar behavior as Coffee Lake, skewed HPET >> timer once the SoCs entered PC10." >> >> Again follow this for Xen as well, n

Re: [PATCH] x86: avoid HPET use also on certain Coffee Lake H

2020-05-25 Thread Jan Beulich
On 25.05.2020 17:18, Jan Beulich wrote: > Linux commit f8edbde885bbcab6a2b4a1b5ca614e6ccb807577 says > > "Coffee Lake H SoC has similar behavior as Coffee Lake, skewed HPET > timer once the SoCs entered PC10." > > Again follow this for Xen as well, noting though that even the > pre-existing PCI

[PATCH] x86: avoid HPET use also on certain Coffee Lake H

2020-05-25 Thread Jan Beulich
Linux commit f8edbde885bbcab6a2b4a1b5ca614e6ccb807577 says "Coffee Lake H SoC has similar behavior as Coffee Lake, skewed HPET timer once the SoCs entered PC10." Again follow this for Xen as well, noting though that even the pre-existing PCI ID refers to a H-processor line variant (the 6-core on