Re: [RFC PATCH 0/10] Cleaning up the KVM clock mess

2024-04-19 Thread David Woodhouse
On Thu, 2024-04-18 at 20:34 +0100, David Woodhouse wrote: > >   KVM: x86: Remove periodic global clock updates >   KVM: x86: Kill KVM_REQ_GLOBAL_CLOCK_UPDATE Meh, I might have to put those back. They were originally introduced to cope with NTP frequency skew which is no longer a problem,

[RFC PATCH 0/10] Cleaning up the KVM clock mess

2024-04-18 Thread David Woodhouse
I lied, there aren't three different definitions of the KVM clock. The fourth is on i386, where it's still based on CLOCK_MONOTONIC (well, boot time which might as well be the same sine we offset it anyway). If we fix *that* to be based on CLOCK_MONOTONIC_RAW then we can rip out a whole bunch of m