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 t0TqA9zC 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, May 21, 2026 at 11:06:57AM +0200, Thorsten Blum wrote: > Move offset_in_page() out of linux/mm.h so users that only need page > offset calculations can include the lightweight vdso/page.h header > instead of pulling in the large linux/mm.h. > > Include vdso/page.h from linux/mm.h so existing users of > offset_in_page() continue to build. lib/string.c doesn't look like a vdso, and AFAIK there's no vdso candidates for using the macro. So that please don't bloat the header. > Signed-off-by: Thorsten Blum > --- > include/linux/mm.h | 2 +- > include/vdso/page.h | 2 ++ > 2 files changed, 3 insertions(+), 1 deletion(-) > > diff --git a/include/linux/mm.h b/include/linux/mm.h > index 9cedc5e75aa9..d5c7f1ca80ef 100644 > --- a/include/linux/mm.h > +++ b/include/linux/mm.h > @@ -37,6 +37,7 @@ > #include > #include > #include > +#include > > struct mempolicy; > struct anon_vma; > @@ -3023,7 +3024,6 @@ static inline void clear_page_pfmemalloc(struct page *page) > */ > extern void pagefault_out_of_memory(void); > > -#define offset_in_page(p) ((unsigned long)(p) & ~PAGE_MASK) > #define offset_in_folio(folio, p) ((unsigned long)(p) & (folio_size(folio) - 1)) > > /* > diff --git a/include/vdso/page.h b/include/vdso/page.h > index bc47186c07fc..948b13091084 100644 > --- a/include/vdso/page.h > +++ b/include/vdso/page.h > @@ -28,4 +28,6 @@ > #define PAGE_MASK (~(PAGE_SIZE - 1)) > #endif > > +#define offset_in_page(p) ((unsigned long)(p) & ~PAGE_MASK) > + > #endif /* __VDSO_PAGE_H */