On 03/11/2014 02:33 PM, Andy Lutomirski wrote:
> diff --git a/arch/x86/include/asm/pgtable_types.h
> b/arch/x86/include/asm/pgtable_types.h
> index 1aa9ccd..943f166 100644
> --- a/arch/x86/include/asm/pgtable_types.h
> +++ b/arch/x86/include/asm/pgtable_types.h
> @@ -214,13 +214,8 @@
> #ifdef CONFIG_X86_64
> #define __PAGE_KERNEL_IDENT_LARGE_EXEC __PAGE_KERNEL_LARGE_EXEC
> #else
> -/*
> - * For PDE_IDENT_ATTR include USER bit. As the PDE and PTE protection
> - * bits are combined, this will alow user to access the high address mapped
> - * VDSO in the presence of CONFIG_COMPAT_VDSO
> - */
> #define PTE_IDENT_ATTR 0x003 /* PRESENT+RW */
> -#define PDE_IDENT_ATTR 0x067 /*
> PRESENT+RW+USER+DIRTY+ACCESSED */
> +#define PDE_IDENT_ATTR 0x063 /*
> PRESENT+RW+USER+DIRTY+ACCESSED */
> #define PGD_IDENT_ATTR 0x001 /* PRESENT (no other
> attributes) */
> #endif
>
Please make this hunk a separate patch for bisecting reasons.
-hpa
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