filemap: Add read_cache_folio and read_mapping_folio

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Reimplement read_cache_page() as a wrapper around read_cache_folio().
Saves over 400 bytes of text from do_read_cache_folio() which more
than makes up for the extra 100 bytes of text added to the various
wrapper functions.

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

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Matthew Wilcox (Oracle) 2020-12-16 11:45:30 -05:00

parent e292e6d644

commit 539a3322f2

2 changed files with 61 additions and 48 deletions

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12

include/linux/pagemap.h

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97

mm/filemap.c

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