Re: [PATCH] block: shift with PAGE_SHIFT instead of dividing with PAGE_SIZE

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On 2/22/2023 6:34 AM, Pankaj Raghav wrote:
> No functional change. Division will be costly, especially in the hot
> path (page_is_mergeable() and bio_copy_user_iov())
> 
> Signed-off-by: Pankaj Raghav <p.raghav@xxxxxxxxxxx>


without any quantitative data provided in the commit log on different
architectures it is hard to ratify this patch.

-ck






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