On Tue, 23 Apr 2024 12:16:49 -0700, Sean Christopherson wrote:
> Now that KVM does NOT gift async #PF workers a "struct kvm" reference,
> don't bother skipping "done" workers when flushing/canceling queued
> workers, as the deadlock that was being fudged around can no longer occur.
> When workers, i.e. async_pf_execute(), were gifted a referenced, it was
> possible for a worker to put the last reference and trigger VM destruction,
> i.e. trigger flushing of a workqueue from a worker in said workqueue.
>
> [...]
Applied to kvm-x86 generic, thanks!
[1/1] Revert "KVM: async_pf: avoid recursive flushing of work items"
https://github.com/kvm-x86/linux/commit/778c350eb580
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https://github.com/kvm-x86/linux/tree/next
