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mm: simplify calling a compound page destructor

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None of the three callers of get_compound_page_dtor() want to know the
value; they just want to call the function.  Replace it with
destroy_compound_page() which calls the dtor for them.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Link: http://lkml.kernel.org/r/20200517105051.9352-1-willy@infradead.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Matthew Wilcox (Oracle)
2020-06-03 16:01:09 -07:00
committed by Linus Torvalds
parent 5be9934328
commit ff45fc3ca0
3 changed files with 5 additions and 8 deletions
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5
mm/swap.c
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@@ -102,8 +102,6 @@ static void __put_single_page(struct page *page)
static void __put_compound_page(struct page *page)
{
compound_page_dtor *dtor;
/*
* __page_cache_release() is supposed to be called for thp, not for
* hugetlb. This is because hugetlb page does never have PageLRU set
@@ -112,8 +110,7 @@ static void __put_compound_page(struct page *page)
*/
if (!PageHuge(page))
__page_cache_release(page);
dtor = get_compound_page_dtor(page);
(*dtor)(page);
destroy_compound_page(page);
}
void __put_page(struct page *page)