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| author | Alex Shi <alex.shi@linux.alibaba.com> | 2020-01-31 07:14:10 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-01-31 19:30:38 +0100 |
| commit | fffbacc1ec28f07e6f26df00b9eff012c3141048 (patch) | |
| tree | c4b3e660e9a1598e8769bbd85886dc02f77989e5 /mm/vmscan.c | |
| parent | mm/vmscan.c: remove unused return value of shrink_node (diff) | |
| download | linux-fffbacc1ec28f07e6f26df00b9eff012c3141048.tar.xz linux-fffbacc1ec28f07e6f26df00b9eff012c3141048.zip | |
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>
Diffstat (limited to 'mm/vmscan.c')
| -rw-r--r-- | mm/vmscan.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index 9a543d128b58..88cdb7459130 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -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 { \ |