20 Aug 10:42
[PATCH] x86: Use X86_CR4_PGE in x86/power/hibernate_asm_32.S
From: Uros Bizjak <ubizjak <at> gmail.com>
Subject: [PATCH] x86: Use X86_CR4_PGE in x86/power/hibernate_asm_32.S
Newsgroups: gmane.linux.kernel
Date: 2008-08-20 08:44:47 GMT
Subject: [PATCH] x86: Use X86_CR4_PGE in x86/power/hibernate_asm_32.S
Newsgroups: gmane.linux.kernel
Date: 2008-08-20 08:44:47 GMT
Signed-off-by: Uros Bizjak <ubizjak <at> gmail.com> --- diff --git a/arch/x86/power/hibernate_asm_32.S b/arch/x86/power/hibernate_asm_32.S index 4fc7e87..6fa219e 100644 --- a/arch/x86/power/hibernate_asm_32.S +++ b/arch/x86/power/hibernate_asm_32.S @@ -1,5 +1,3 @@ -.text - /* * This may not use any stack, nor any variable that is not "NoSave": * @@ -8,21 +6,21 @@ * your own stack under you is bad idea. */ + .text #include <linux/linkage.h> #include <asm/segment.h> #include <asm/page.h> #include <asm/asm-offsets.h> - - .text +#include <asm/processor-flags.h> ENTRY(swsusp_arch_suspend) - movl %esp, saved_context_esp movl %ebx, saved_context_ebx movl %ebp, saved_context_ebp movl %esi, saved_context_esi movl %edi, saved_context_edi - pushfl ; popl saved_context_eflags + pushfl + popl saved_context_eflags call swsusp_save ret @@ -59,7 +57,7 @@ done: movl mmu_cr4_features, %ecx jecxz 1f # cr4 Pentium and higher, skip if zero movl %ecx, %edx - andl $~(1<<7), %edx; # PGE + andl $~(X86_CR4_PGE), %edx movl %edx, %cr4; # turn off PGE 1: movl %cr3, %eax; # flush TLB @@ -74,7 +72,8 @@ done: movl saved_context_esi, %esi movl saved_context_edi, %edi - pushl saved_context_eflags ; popfl + pushl saved_context_eflags + popfl xorl %eax, %eax
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