Re: [PATCHv2 7/7] x86/mm: Switch to generic get_user_page_fast() implementation

From: Kirill A. Shutemov
Date: Fri Mar 17 2017 - 13:34:55 EST


On Fri, Mar 17, 2017 at 12:39:06AM +0300, Kirill A. Shutemov wrote:
> The patch provides all required hooks to match generic
> get_user_pages_fast() behaviour to x86 and switch x86 over.
>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
> ---
> v2:
> - Fix build on non-PAE 32-bit x86;

Fixup for allmodconfig on x86-64:

diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index e55fe9475979..e1a0a1fb5971 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -230,13 +230,13 @@ static inline int pud_devmap(pud_t pud)
{
return 0;
}
+#endif

static inline int pgd_devmap(pgd_t pgd)
{
return 0;
}
#endif
-#endif
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */

static inline pte_t pte_set_flags(pte_t pte, pteval_t set)
--
Kirill A. Shutemov