Messages in this thread | | | Subject | Re: [PATCH v2 0/5] locking/rwsem: Rework reader optimistic spinning | From | Waiman Long <> | Date | Tue, 8 Dec 2020 12:30:26 -0500 |
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On 12/8/20 12:02 PM, Peter Zijlstra wrote: > On Tue, Dec 08, 2020 at 11:33:38AM -0500, Waiman Long wrote: >> On 12/8/20 9:57 AM, Peter Zijlstra wrote: >>> On Fri, Nov 20, 2020 at 11:14:11PM -0500, Waiman Long wrote: >>>> Waiman Long (5): >>>> locking/rwsem: Pass the current atomic count to >>>> rwsem_down_read_slowpath() >>>> locking/rwsem: Prevent potential lock starvation >>>> locking/rwsem: Enable reader optimistic lock stealing >>>> locking/rwsem: Wake up all waiting readers if RWSEM_WAKE_READ_OWNED >>>> locking/rwsem: Remove reader optimistic spinning >>> So I've munged the lot onto the other rwsem patches and skipped #4, I've >>> not even boot tested them (will go do so shortly). >>> >>> git://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git locking/core >>> >> I have checked the four patches in your locking/core branch. They look good >> to me. Are you planning to push the branch to tip soon so that it can be >> ready for the next merge window? > Yeah, provided the robots don't hate on it more than already reported. > Good to know:-)
Cheers, Longman
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