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authorIngo Molnar <mingo@elte.hu>2008-10-12 12:43:21 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-12 12:43:21 +0200
commitacbaa41a780490c791492c41144c774c04875af1 (patch)
tree31f1f046875eb071e2aed031e5d9d1584742314f /arch/x86/power/cpu_32.c
parentx86: SB450: deprioritize DMI quirks (diff)
parentMerge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tyt... (diff)
downloadlinux-acbaa41a780490c791492c41144c774c04875af1.tar.xz
linux-acbaa41a780490c791492c41144c774c04875af1.zip
Merge branch 'linus' into x86/quirks
Conflicts: arch/x86/kernel/early-quirks.c
Diffstat (limited to 'arch/x86/power/cpu_32.c')
-rw-r--r--arch/x86/power/cpu_32.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/power/cpu_32.c b/arch/x86/power/cpu_32.c
index d3e083dea720..274d06082f48 100644
--- a/arch/x86/power/cpu_32.c
+++ b/arch/x86/power/cpu_32.c
@@ -11,6 +11,7 @@
#include <linux/suspend.h>
#include <asm/mtrr.h>
#include <asm/mce.h>
+#include <asm/xcr.h>
static struct saved_context saved_context;
@@ -126,6 +127,12 @@ static void __restore_processor_state(struct saved_context *ctxt)
if (boot_cpu_has(X86_FEATURE_SEP))
enable_sep_cpu();
+ /*
+ * restore XCR0 for xsave capable cpu's.
+ */
+ if (cpu_has_xsave)
+ xsetbv(XCR_XFEATURE_ENABLED_MASK, pcntxt_mask);
+
fix_processor_context();
do_fpu_end();
mtrr_ap_init();