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mm/workingset: remove unused @mapping argument in workingset_eviction() 

workingset_eviction() doesn't use and never did use the @mapping
argument.  Remove it.

Link: http://lkml.kernel.org/r/20190228083329.31892-1-aryabinin@virtuozzo.com
Signed-off-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Rik van Riel <riel@surriel.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Acked-by: Mel Gorman <mgorman@techsingularity.net>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: William Kucharski <william.kucharski@oracle.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Andrey Ryabinin 2019-03-05 15:49:35 -08:00 committed by Linus Torvalds
parent 960087445c
commit a7ca12f9d9
3 changed files with 4 additions and 5 deletions
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2
include/linux/swap.h
View File

@ -307,7 +307,7 @@ struct vma_swap_readahead {
};
/* linux/mm/workingset.c */
void *workingset_eviction(struct address_space *mapping, struct page *page);
void *workingset_eviction(struct page *page);
void workingset_refault(struct page *page, void *shadow);
void workingset_activation(struct page *page);

2
mm/vmscan.c
View File

@ -952,7 +952,7 @@ static int __remove_mapping(struct address_space *mapping, struct page *page,
*/
if (reclaimed && page_is_file_cache(page) &&
!mapping_exiting(mapping) && !dax_mapping(mapping))
shadow = workingset_eviction(mapping, page);
shadow = workingset_eviction(page);
__delete_from_page_cache(page, shadow);
xa_unlock_irqrestore(&mapping->i_pages, flags);

5
mm/workingset.c
View File

@ -215,13 +215,12 @@ static void unpack_shadow(void *shadow, int *memcgidp, pg_data_t **pgdat,
/**
* workingset_eviction - note the eviction of a page from memory
* @mapping: address space the page was backing
* @page: the page being evicted
*
* Returns a shadow entry to be stored in @mapping->i_pages in place
* Returns a shadow entry to be stored in @page->mapping->i_pages in place
* of the evicted @page so that a later refault can be detected.
*/
void *workingset_eviction(struct address_space *mapping, struct page *page)
void *workingset_eviction(struct page *page)
{
struct pglist_data *pgdat = page_pgdat(page);
struct mem_cgroup *memcg = page_memcg(page);