Commit-ID: db516997a985b461f021d594e78155bbc7fc3e7e Gitweb: http://git.kernel.org/tip/db516997a985b461f021d594e78155bbc7fc3e7e Author: Tom Lendacky <[email protected]> AuthorDate: Mon, 17 Jul 2017 16:10:31 -0500 Committer: Ingo Molnar <[email protected]> CommitDate: Tue, 18 Jul 2017 11:38:05 +0200
x86/mm: Create native_make_p4d() for PGTABLE_LEVELS <= 4 Currently, native_make_p4d() is only defined when CONFIG_PGTABLE_LEVELS is greater than 4. Create a macro that will allow for defining and using native_make_p4d() when CONFIG_PGTABLES_LEVELS is not greater than 4. Signed-off-by: Tom Lendacky <[email protected]> Reviewed-by: Thomas Gleixner <[email protected]> Cc: Alexander Potapenko <[email protected]> Cc: Andrey Ryabinin <[email protected]> Cc: Andy Lutomirski <[email protected]> Cc: Arnd Bergmann <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: Brijesh Singh <[email protected]> Cc: Dave Young <[email protected]> Cc: Dmitry Vyukov <[email protected]> Cc: Jonathan Corbet <[email protected]> Cc: Konrad Rzeszutek Wilk <[email protected]> Cc: Larry Woodman <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Matt Fleming <[email protected]> Cc: Michael S. Tsirkin <[email protected]> Cc: Paolo Bonzini <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Radim Krčmář <[email protected]> Cc: Rik van Riel <[email protected]> Cc: Toshimitsu Kani <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Link: http://lkml.kernel.org/r/b645e14f9e73731023694494860ceab73feff777.1500319216.git.thomas.lenda...@amd.com Signed-off-by: Ingo Molnar <[email protected]> --- arch/x86/include/asm/pgtable_types.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h index 830992f..6c55973 100644 --- a/arch/x86/include/asm/pgtable_types.h +++ b/arch/x86/include/asm/pgtable_types.h @@ -309,6 +309,11 @@ static inline p4dval_t native_p4d_val(p4d_t p4d) #else #include <asm-generic/pgtable-nop4d.h> +static inline p4d_t native_make_p4d(pudval_t val) +{ + return (p4d_t) { .pgd = native_make_pgd((pgdval_t)val) }; +} + static inline p4dval_t native_p4d_val(p4d_t p4d) { return native_pgd_val(p4d.pgd);
