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mm/page_ext: use page_ext_data helper in page_table_check

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Use page_ext_data helper in page_table_check to avoid access offset
directly.

Link: https://lkml.kernel.org/r/20230718145812.1991717-3-shikemeng@huaweicloud.com
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Reviewed-by: Andrew Morton <akpm@linux-foudation.org>
Acked-by: Mike Rapoport (IBM) <rppt@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Kemeng Shi
2023-07-18 22:58:11 +08:00
committed by Andrew Morton
parent c0a5d93a88
commit d981e2804c
1 changed files with 1 additions and 1 deletions
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2
mm/page_table_check.c
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@@ -51,7 +51,7 @@ struct page_ext_operations page_table_check_ops = {
static struct page_table_check *get_page_table_check(struct page_ext *page_ext) static struct page_table_check *get_page_table_check(struct page_ext *page_ext)
{ {
BUG_ON(!page_ext); BUG_ON(!page_ext);
return (void *)(page_ext) + page_table_check_ops.offset; return page_ext_data(page_ext, &page_table_check_ops);
} }
/* /*