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| author | Yu Zhao <yuzhao@google.com> | 2019-09-23 15:34:33 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-09-24 15:54:08 -0700 |
| commit | e7a1aaf28770c1f7a06c50cbd02ca0f27ce61ec5 (patch) | |
| tree | 83f519de2d36cc31fe33ead6ba3e80a87a1818a5 /mm | |
| parent | d8c6546b1aea843fbeb4d54a1202f1adda6504be (diff) | |
| download | linux-e7a1aaf28770c1f7a06c50cbd02ca0f27ce61ec5.tar.bz2 | |
mm: replace list_move_tail() with add_page_to_lru_list_tail()
This is a cleanup patch that replaces two historical uses of
list_move_tail() with relatively recent add_page_to_lru_list_tail().
Link: http://lkml.kernel.org/r/20190716212436.7137-1-yuzhao@google.com
Signed-off-by: Yu Zhao <yuzhao@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/swap.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/mm/swap.c b/mm/swap.c index ae300397dfda..0226c5346560 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -515,7 +515,6 @@ static void lru_deactivate_file_fn(struct page *page, struct lruvec *lruvec, del_page_from_lru_list(page, lruvec, lru + active); ClearPageActive(page); ClearPageReferenced(page); - add_page_to_lru_list(page, lruvec, lru); if (PageWriteback(page) || PageDirty(page)) { /* @@ -523,13 +522,14 @@ static void lru_deactivate_file_fn(struct page *page, struct lruvec *lruvec, * It can make readahead confusing. But race window * is _really_ small and it's non-critical problem. */ + add_page_to_lru_list(page, lruvec, lru); SetPageReclaim(page); } else { /* * The page's writeback ends up during pagevec * We moves tha page into tail of inactive. */ - list_move_tail(&page->lru, &lruvec->lists[lru]); + add_page_to_lru_list_tail(page, lruvec, lru); __count_vm_event(PGROTATED); } @@ -844,17 +844,15 @@ void lru_add_page_tail(struct page *page, struct page *page_tail, get_page(page_tail); list_add_tail(&page_tail->lru, list); } else { - struct list_head *list_head; /* * Head page has not yet been counted, as an hpage, * so we must account for each subpage individually. * - * Use the standard add function to put page_tail on the list, - * but then correct its position so they all end up in order. + * Put page_tail on the list at the correct position + * so they all end up in order. */ - add_page_to_lru_list(page_tail, lruvec, page_lru(page_tail)); - list_head = page_tail->lru.prev; - list_move_tail(&page_tail->lru, list_head); + add_page_to_lru_list_tail(page_tail, lruvec, + page_lru(page_tail)); } if (!PageUnevictable(page)) |