aboutsummaryrefslogtreecommitdiff
path: root/arch/x86/power/cpu.c
diff options
context:
space:
mode:
authorDmitry Torokhov <dmitry.torokhov@gmail.com>2010-06-30 15:07:09 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2010-06-30 15:07:09 -0700
commit08fa16b6b75005c120b59d00ae42a0b7cc68db45 (patch)
treec5f22412467f72dd0c7291bbb958a9485e894f02 /arch/x86/power/cpu.c
parent1796b983cc4cbbed5e9e478b03591609a2c21987 (diff)
parent7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff)
Merge commit 'v2.6.35-rc3' into next
Diffstat (limited to 'arch/x86/power/cpu.c')
-rw-r--r--arch/x86/power/cpu.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c
index 0a979f3e5b8..1290ba54b35 100644
--- a/arch/x86/power/cpu.c
+++ b/arch/x86/power/cpu.c
@@ -105,6 +105,8 @@ static void __save_processor_state(struct saved_context *ctxt)
ctxt->cr4 = read_cr4();
ctxt->cr8 = read_cr8();
#endif
+ ctxt->misc_enable_saved = !rdmsrl_safe(MSR_IA32_MISC_ENABLE,
+ &ctxt->misc_enable);
}
/* Needed by apm.c */
@@ -152,6 +154,8 @@ static void fix_processor_context(void)
*/
static void __restore_processor_state(struct saved_context *ctxt)
{
+ if (ctxt->misc_enable_saved)
+ wrmsrl(MSR_IA32_MISC_ENABLE, ctxt->misc_enable);
/*
* control registers
*/