Avi Kivity wrote: > Glauber Costa wrote: >> As Marcelo pointed out, we need slots_lock to protect >> against slots changing under our nose during wall clock >> writing. >> >> This patch address this issue. >> >> > > Applied, thanks. > > This lock is fairly annoying. What do you think about taking it in > vcpu_run unconditionally and only dropping it while in guest mode? Most > exits are mmu (or with npt, mmio) so they need to take it anyway. > Can't see the point. This is taken before updates to the wall clock, not system time.
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