Messages in this thread | | | From | Jens Axboe <> | Subject | Re: [PATCH v2] block: Use try_cmpxchg in update_io_ticks | Date | Tue, 12 Jul 2022 14:40:00 -0600 |
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On Tue, 12 Jul 2022 17:27:41 +0200, Uros Bizjak wrote: > Use try_cmpxchg instead of cmpxchg (*ptr, old, new) == old in > update_io_ticks. x86 CMPXCHG instruction returns success in ZF flag, > so this change saves a compare after cmpxchg (and related > move instruction in front of cmpxchg). > > No functional change intended. > > [...]
Applied, thanks!
[1/1] block: Use try_cmpxchg in update_io_ticks commit: 939f9dd040fe1063d884f8f0f89b037093fe2341
Best regards, -- Jens Axboe
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