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mm/page_ext: use page_ext_data helper in page_owner
Use page_ext_data helper in page_owner to avoid access offset directly. Link: https://lkml.kernel.org/r/20230718145812.1991717-4-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>
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@ -104,7 +104,7 @@ struct page_ext_operations page_owner_ops = {
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static inline struct page_owner *get_page_owner(struct page_ext *page_ext)
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{
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return (void *)page_ext + page_owner_ops.offset;
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return page_ext_data(page_ext, &page_owner_ops);
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}
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static noinline depot_stack_handle_t save_stack(gfp_t flags)
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