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authorTony Lindgren <tony@atomide.com>2011-05-24 03:45:06 -0400
committerTony Lindgren <tony@atomide.com>2011-05-24 03:45:06 -0400
commit9b28b11e2a648f07c8481b9666ccf1c088e1ab74 (patch)
treeac3db2d4ae69e393d8423bb8c9304c75023dc805 /arch/x86/kernel/cpu
parentb7679ab3f70482ff4b75a8c735c8224ebedb6020 (diff)
parent99aa18278e867574d72201b806f82ace07d4804b (diff)
Merge branch 'for_2.6.40/pm-cleanup' of ssh://master.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into omap-for-linus
Diffstat (limited to 'arch/x86/kernel/cpu')
-rw-r--r--arch/x86/kernel/cpu/amd.c4
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce_amd.c1
-rw-r--r--arch/x86/kernel/cpu/mcheck/therm_throt.c12
3 files changed, 10 insertions, 7 deletions
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index bb9eb29a52dd..6f9d1f6063e9 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -613,7 +613,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c)
613#endif 613#endif
614 614
615 /* As a rule processors have APIC timer running in deep C states */ 615 /* As a rule processors have APIC timer running in deep C states */
616 if (c->x86 >= 0xf && !cpu_has_amd_erratum(amd_erratum_400)) 616 if (c->x86 > 0xf && !cpu_has_amd_erratum(amd_erratum_400))
617 set_cpu_cap(c, X86_FEATURE_ARAT); 617 set_cpu_cap(c, X86_FEATURE_ARAT);
618 618
619 /* 619 /*
@@ -698,7 +698,7 @@ cpu_dev_register(amd_cpu_dev);
698 */ 698 */
699 699
700const int amd_erratum_400[] = 700const int amd_erratum_400[] =
701 AMD_OSVW_ERRATUM(1, AMD_MODEL_RANGE(0x0f, 0x4, 0x2, 0xff, 0xf), 701 AMD_OSVW_ERRATUM(1, AMD_MODEL_RANGE(0xf, 0x41, 0x2, 0xff, 0xf),
702 AMD_MODEL_RANGE(0x10, 0x2, 0x1, 0xff, 0xf)); 702 AMD_MODEL_RANGE(0x10, 0x2, 0x1, 0xff, 0xf));
703EXPORT_SYMBOL_GPL(amd_erratum_400); 703EXPORT_SYMBOL_GPL(amd_erratum_400);
704 704
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index 167f97b5596e..bb0adad35143 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -509,6 +509,7 @@ recurse:
509out_free: 509out_free:
510 if (b) { 510 if (b) {
511 kobject_put(&b->kobj); 511 kobject_put(&b->kobj);
512 list_del(&b->miscj);
512 kfree(b); 513 kfree(b);
513 } 514 }
514 return err; 515 return err;
diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c
index 6f8c5e9da97f..0f034460260d 100644
--- a/arch/x86/kernel/cpu/mcheck/therm_throt.c
+++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c
@@ -446,18 +446,20 @@ void intel_init_thermal(struct cpuinfo_x86 *c)
446 */ 446 */
447 rdmsr(MSR_IA32_MISC_ENABLE, l, h); 447 rdmsr(MSR_IA32_MISC_ENABLE, l, h);
448 448
449 h = lvtthmr_init;
449 /* 450 /*
450 * The initial value of thermal LVT entries on all APs always reads 451 * The initial value of thermal LVT entries on all APs always reads
451 * 0x10000 because APs are woken up by BSP issuing INIT-SIPI-SIPI 452 * 0x10000 because APs are woken up by BSP issuing INIT-SIPI-SIPI
452 * sequence to them and LVT registers are reset to 0s except for 453 * sequence to them and LVT registers are reset to 0s except for
453 * the mask bits which are set to 1s when APs receive INIT IPI. 454 * the mask bits which are set to 1s when APs receive INIT IPI.
454 * Always restore the value that BIOS has programmed on AP based on 455 * If BIOS takes over the thermal interrupt and sets its interrupt
455 * BSP's info we saved since BIOS is always setting the same value 456 * delivery mode to SMI (not fixed), it restores the value that the
456 * for all threads/cores 457 * BIOS has programmed on AP based on BSP's info we saved since BIOS
458 * is always setting the same value for all threads/cores.
457 */ 459 */
458 apic_write(APIC_LVTTHMR, lvtthmr_init); 460 if ((h & APIC_DM_FIXED_MASK) != APIC_DM_FIXED)
461 apic_write(APIC_LVTTHMR, lvtthmr_init);
459 462
460 h = lvtthmr_init;
461 463
462 if ((l & MSR_IA32_MISC_ENABLE_TM1) && (h & APIC_DM_SMI)) { 464 if ((l & MSR_IA32_MISC_ENABLE_TM1) && (h & APIC_DM_SMI)) {
463 printk(KERN_DEBUG 465 printk(KERN_DEBUG