sched: Add cond_resched_rwlock
Safely rescheduling while holding a spin lock is essential for keeping long running kernel operations running smoothly. Add the facility to cond_resched rwlocks. CC: Ingo Molnar <mingo@redhat.com> CC: Will Deacon <will@kernel.org> Acked-by: NPeter Zijlstra <peterz@infradead.org> Acked-by: NDavidlohr Bueso <dbueso@suse.de> Acked-by: NWaiman Long <longman@redhat.com> Acked-by: NPaolo Bonzini <pbonzini@redhat.com> Signed-off-by: NBen Gardon <bgardon@google.com> Message-Id: <20210202185734.1680553-9-bgardon@google.com> Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>
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