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authorSeongJae Park <sj@kernel.org>2023-01-10 00:51:24 +0000
committerVlastimil Babka <vbabka@suse.cz>2023-01-13 12:12:52 +0100
commitc034c6a45c977fdf33de5974d7def75bda9dcadc (patch)
treea13aac46e5704045bd6f49fab85b7668f203f53f /mm/slab.c
parent35e3c36d438e05fcd4f846c76cf22cbda9b63abb (diff)
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mm/sl{a,u}b: fix wrong usages of folio_page() for getting head pages
The standard idiom for getting head page of a given folio is '&folio->page', but some are wrongly using 'folio_page(folio, 0)' for the purpose. Fix those to use the idiom. Suggested-by: Matthew Wilcox <willy@infradead.org> Signed-off-by: SeongJae Park <sj@kernel.org> Reviewed-by: David Hildenbrand <david@redhat.com> Acked-by: Hyeonggon Yoo <42.hyeyoo@gmail.com> Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Diffstat (limited to 'mm/slab.c')
-rw-r--r--mm/slab.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/slab.c b/mm/slab.c
index ede1f29fd81c..c7a50fed4c9b 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1386,7 +1386,7 @@ static void kmem_freepages(struct kmem_cache *cachep, struct slab *slab)
BUG_ON(!folio_test_slab(folio));
__slab_clear_pfmemalloc(slab);
- page_mapcount_reset(folio_page(folio, 0));
+ page_mapcount_reset(&folio->page);
folio->mapping = NULL;
/* Make the mapping reset visible before clearing the flag */
smp_wmb();
@@ -1395,7 +1395,7 @@ static void kmem_freepages(struct kmem_cache *cachep, struct slab *slab)
if (current->reclaim_state)
current->reclaim_state->reclaimed_slab += 1 << order;
unaccount_slab(slab, order, cachep);
- __free_pages(folio_page(folio, 0), order);
+ __free_pages(&folio->page, order);
}
static void kmem_rcu_free(struct rcu_head *head)