Re: [patch] x86: kvm: Convert i8254/i8259 locks to raw_spinlocks

Jan Kiszka
2010-02-18T09:12:31Z

Thomas Gleixner wrote:
> The i8254/i8259 locks need to be real spinlocks on preempt-rt. Convert
> them to raw_spinlock. No change for !RT kernels.

Last time I ran KVM over RT, I also had to convert requests_lock (struct
kvm): make_all_cpus_request assumes that this lock prevents migration.

Jan

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