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authorQais Yousef <qyousef@layalina.io>2024-02-23 15:57:48 +0000
committerJens Axboe <axboe@kernel.dk>2024-02-24 12:48:01 -0700
commitb361c9027b4e4159e7bcca4eb64fd26507c19994 (patch)
tree7fc9b8f0e93589daec94a28825323acae5aeb688 /block
parent8a08c5fd89b447a7de7eb293a7a274c46b932ba2 (diff)
sched: Add a new function to compare if two cpus have the same capacity
The new helper function is needed to help blk-mq check if it needs to dispatch the softirq on another CPU to match the performance level the IO requester is running at. This is important on HMP systems where not all CPUs have the same compute capacity. Signed-off-by: Qais Yousef <qyousef@layalina.io> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20240223155749.2958009-2-qyousef@layalina.io Signed-off-by: Jens Axboe <axboe@kernel.dk>
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