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    SubjectRe: [PATCH v10 06/33] mm: Add folio_put
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    On 5/11/21 11:47 PM, Matthew Wilcox (Oracle) wrote:
    > If we know we have a folio, we can call folio_put() instead of put_page()
    > and save the overhead of calling compound_head(). Also skips the
    > devmap checks.
    >
    > This commit looks like it should be a no-op, but actually saves 1312 bytes
    > of text with the distro-derived config that I'm testing. Some functions
    > grow a little while others shrink. I presume the compiler is making
    > different inlining decisions.
    >
    > Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
    > Reviewed-by: Zi Yan <ziy@nvidia.com>
    > Reviewed-by: Christoph Hellwig <hch@lst.de>
    > Acked-by: Jeff Layton <jlayton@kernel.org>

    Acked-by: Vlastimil Babka <vbabka@suse.cz>

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