filemap: Convert filemap_fault to folio

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Instead of converting back-and-forth between the actual page and
the head page, just convert once at the end of the function where we
set the vmf->page.  Saves 241 bytes of text, or 15% of the size of
filemap_fault().

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>

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Matthew Wilcox (Oracle) 2021-03-10 10:46:41 -05:00

parent 79598cedad

commit e292e6d644

1 changed files with 37 additions and 40 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

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77

mm/filemap.c

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