Commit fffbacc1 authored Jan 30, 2020 by Alex Shi Committed by Linus Torvalds Jan 31, 2020

mm/vmscan: remove prefetch_prev_lru_page

This macro was never used in git history.  So better to remove.

Link: http://lkml.kernel.org/r/1579006500-127143-1-git-send-email-alex.shi@linux.alibaba.com


Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Qian Cai <cai@lca.pw>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 6c9e0907

mm/vmscan.c

+0 −14

Original line number	Diff line number	Diff line
		@@ -146,20 +146,6 @@ struct scan_control {
		struct reclaim_state reclaim_state;
		};

		#ifdef ARCH_HAS_PREFETCH
		#define prefetch_prev_lru_page(_page, _base, _field) \
		do { \
		if ((_page)->lru.prev != _base) { \
		struct page *prev; \
		\
		prev = lru_to_page(&(_page->lru)); \
		prefetch(&prev->_field); \
		} \
		} while (0)
		#else
		#define prefetch_prev_lru_page(_page, _base, _field) do { } while (0)
		#endif

		#ifdef ARCH_HAS_PREFETCHW
		#define prefetchw_prev_lru_page(_page, _base, _field) \
		do { \

Admin message