From: Matthew Wilcox (Oracle) Date: Wed, 21 Aug 2024 19:34:36 +0000 (+0100) Subject: mm: remove PageReadahead X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=6f394ee9ddb4bd1879e42c9c8648a37f650bea99;p=users%2Fdwmw2%2Flinux.git mm: remove PageReadahead This flag is now only used on folios, so we can remove all the page accessors. Link: https://lkml.kernel.org/r/20240821193445.2294269-4-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index cebb3dc0fd0c5..71444223d6302 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -553,8 +553,8 @@ PAGEFLAG(MappedToDisk, mappedtodisk, PF_NO_TAIL) /* PG_readahead is only used for reads; PG_reclaim is only for writes */ PAGEFLAG(Reclaim, reclaim, PF_NO_TAIL) TESTCLEARFLAG(Reclaim, reclaim, PF_NO_TAIL) -PAGEFLAG(Readahead, readahead, PF_NO_COMPOUND) - TESTCLEARFLAG(Readahead, readahead, PF_NO_COMPOUND) +FOLIO_FLAG(readahead, FOLIO_HEAD_PAGE) + FOLIO_TEST_CLEAR_FLAG(readahead, FOLIO_HEAD_PAGE) #ifdef CONFIG_HIGHMEM /*