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Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 

Pull x86 fixes from Ingo Molnar:
 "Misc fixes"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/intel/lpss: Add pin control support to Intel low power subsystem
  perf/x86/intel: Mark MEM_LOAD_UOPS_MISS_RETIRED as precise on SNB
  x86: Remove now-unused save_rest()
  x86/smpboot: Fix announce_cpu() to printk() the last "OK" properly
This commit is contained in:
Linus Torvalds 2013-09-18 11:26:17 -05:00
parent 9d2cd7048b 0f531431d3
commit f42bcf1aa8
4 changed files with 6 additions and 18 deletions
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5
arch/x86/Kconfig
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@ -481,11 +481,12 @@ config X86_INTEL_LPSS
bool "Intel Low Power Subsystem Support"
depends on ACPI
select COMMON_CLK
select PINCTRL
---help---
Select to build support for Intel Low Power Subsystem such as
found on Intel Lynxpoint PCH. Selecting this option enables
things like clock tree (common clock framework) which are needed
by the LPSS peripheral drivers.
things like clock tree (common clock framework) and pincontrol
which are needed by the LPSS peripheral drivers.
config X86_RDC321X
bool "RDC R-321x SoC"

1
arch/x86/kernel/cpu/perf_event_intel_ds.c
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@ -584,6 +584,7 @@ struct event_constraint intel_snb_pebs_event_constraints[] = {
INTEL_EVENT_CONSTRAINT(0xd0, 0xf), /* MEM_UOP_RETIRED.* */
INTEL_EVENT_CONSTRAINT(0xd1, 0xf), /* MEM_LOAD_UOPS_RETIRED.* */
INTEL_EVENT_CONSTRAINT(0xd2, 0xf), /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.* */
INTEL_EVENT_CONSTRAINT(0xd3, 0xf), /* MEM_LOAD_UOPS_LLC_MISS_RETIRED.* */
INTEL_UEVENT_CONSTRAINT(0x02d4, 0xf), /* MEM_LOAD_UOPS_MISC_RETIRED.LLC_MISS */
EVENT_CONSTRAINT_END
};

15
arch/x86/kernel/entry_64.S
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@ -487,21 +487,6 @@ ENDPROC(native_usergs_sysret64)
TRACE_IRQS_OFF
.endm
ENTRY(save_rest)
PARTIAL_FRAME 1 (REST_SKIP+8)
movq 5*8+16(%rsp), %r11 /* save return address */
movq_cfi rbx, RBX+16
movq_cfi rbp, RBP+16
movq_cfi r12, R12+16
movq_cfi r13, R13+16
movq_cfi r14, R14+16
movq_cfi r15, R15+16
movq %r11, 8(%rsp) /* return address */
FIXUP_TOP_OF_STACK %r11, 16
ret
CFI_ENDPROC
END(save_rest)
/* save complete stack frame */
.pushsection .kprobes.text, "ax"
ENTRY(save_paranoid)

3
arch/x86/kernel/smpboot.c
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@ -653,6 +653,7 @@ static void announce_cpu(int cpu, int apicid)
{
static int current_node = -1;
int node = early_cpu_to_node(cpu);
int max_cpu_present = find_last_bit(cpumask_bits(cpu_present_mask), NR_CPUS);
if (system_state == SYSTEM_BOOTING) {
if (node != current_node) {
@ -661,7 +662,7 @@ static void announce_cpu(int cpu, int apicid)
current_node = node;
pr_info("Booting Node %3d, Processors ", node);
}
pr_cont(" #%d%s", cpu, cpu == (nr_cpu_ids - 1) ? " OK\n" : "");
pr_cont(" #%4d%s", cpu, cpu == max_cpu_present ? " OK\n" : "");
return;
} else
pr_info("Booting Node %d Processor %d APIC 0x%x\n",