Re: [PATCH v5 0/3] Fix MCE handling on AMD hosts

2024-06-06 Thread John Allen
On Thu, Jun 06, 2024 at 11:09:05AM +0200, Paolo Bonzini wrote: > Queued, thanks. I added a note to the commit message in the third patch: Thanks, Paolo! > > By the time the MCE reaches the guest, the overflow has been handled > by the host and has not caused a shutdown, so include the

Re: [PATCH v5 0/3] Fix MCE handling on AMD hosts

2024-06-06 Thread Paolo Bonzini
Queued, thanks. I added a note to the commit message in the third patch: By the time the MCE reaches the guest, the overflow has been handled by the host and has not caused a shutdown, so include the bit unconditionally. Advertising of SUCCOR and OVERFLOW_RECOV in KVM would still be

[PATCH v5 0/3] Fix MCE handling on AMD hosts

2024-06-03 Thread John Allen
In the event that a guest process attempts to access memory that has been poisoned in response to a deferred uncorrected MCE, an AMD system will currently generate a SIGBUS error which will result in the entire guest being shutdown. Ideally, we only want to kill the guest process that accessed