From: Cyrill Gorcunov Date: Mon, 12 May 2008 13:43:38 +0000 (+0200) Subject: x86: head_64.S cleanup - use predefined flags from processor-flags.h X-Git-Tag: v2.6.27-rc1~1106^2~251^6~37 X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=369101da7e3f6f971b7303922d2978b8483241c6;p=linux-2.6-omap-h63xx.git x86: head_64.S cleanup - use predefined flags from processor-flags.h We should better use already defined flags from processor-flags.h instead of defining own ones [>>> object code check >>>] original md5sum: 9cfa6dbf045a046bb5dfb85f8bcfe8c4 arch/x86/kernel/head_64.o text data bss dec hex filename 37361 4432 8192 49985 c341 arch/x86/kernel/head_64.o patched md5sum: 9cfa6dbf045a046bb5dfb85f8bcfe8c4 arch/x86/kernel/head_64.o text data bss dec hex filename 37361 4432 8192 49985 c341 arch/x86/kernel/head_64.o [<<< object code check <<<] Signed-off-by: Cyrill Gorcunov Acked-by: H. Peter Anvin Signed-off-by: Ingo Molnar --- diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S index 10a1955bb1d..2f59ca8bd16 100644 --- a/arch/x86/kernel/head_64.S +++ b/arch/x86/kernel/head_64.S @@ -18,6 +18,7 @@ #include #include #include +#include #ifdef CONFIG_PARAVIRT #include @@ -184,14 +185,10 @@ ENTRY(secondary_startup_64) 1: wrmsr /* Make changes effective */ /* Setup cr0 */ -#define CR0_PM 1 /* protected mode */ -#define CR0_MP (1<<1) -#define CR0_ET (1<<4) -#define CR0_NE (1<<5) -#define CR0_WP (1<<16) -#define CR0_AM (1<<18) -#define CR0_PAGING (1<<31) - movl $CR0_PM|CR0_MP|CR0_ET|CR0_NE|CR0_WP|CR0_AM|CR0_PAGING,%eax +#define CR0_STATE (X86_CR0_PE | X86_CR0_MP | X86_CR0_ET | \ + X86_CR0_NE | X86_CR0_WP | X86_CR0_AM | \ + X86_CR0_PG) + movl $CR0_STATE, %eax /* Make changes effective */ movq %rax, %cr0