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authorChristoph Hellwig <hch@lst.de>2020-06-08 07:41:45 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-08 21:05:57 +0300
commit76b3b58fac350c45e44a3868946ff5e454e8d367 (patch)
treec64e7e3182116e248c426878905e48fe02c137f2 /include/linux/range.h
parente0cf615d725cb3b69f0bdf1d8afdd4d4c31b4fd1 (diff)
downloadlinux-76b3b58fac350c45e44a3868946ff5e454e8d367.tar.xz
asm-generic: improve the flush_dcache_page stub
There is a magic ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE cpp symbol that guards non-stub availability of flush_dcache_pagge. Use that to check if flush_dcache_pagg is implemented. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Cc: Arnd Bergmann <arnd@arndb.de> Link: http://lkml.kernel.org/r/20200515143646.3857579-8-hch@lst.de Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/range.h')
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