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authorLen Brown <len.brown@intel.com>2011-01-12 18:06:06 -0500
committerLen Brown <len.brown@intel.com>2011-01-12 18:06:06 -0500
commit56dbed129df3fdd4caf9018b6e7599ee258a5420 (patch)
treeb902491aef3a99efe0d9d49edd0f6e414dba654f /drivers/acpi
parent2a2d31c8dc6f1ebcf5eab1d93a0cb0fb4ed57c7c (diff)
parentf878133bf022717b880d0e0995b8f91436fd605c (diff)
downloadlinux-linaro-android-56dbed129df3fdd4caf9018b6e7599ee258a5420.tar.gz
Merge branch 'linus' into idle-test
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/acpica/nsinit.c2
-rw-r--r--drivers/acpi/numa.c14
-rw-r--r--drivers/acpi/processor_idle.c6
3 files changed, 15 insertions, 7 deletions
diff --git a/drivers/acpi/acpica/nsinit.c b/drivers/acpi/acpica/nsinit.c
index 660a2728908..0cac7ec0d2e 100644
--- a/drivers/acpi/acpica/nsinit.c
+++ b/drivers/acpi/acpica/nsinit.c
@@ -577,9 +577,7 @@ acpi_ns_init_one_device(acpi_handle obj_handle,
* as possible (without an NMI being received in the middle of
* this) - so disable NMIs and initialize the device:
*/
- acpi_nmi_disable();
status = acpi_ns_evaluate(info);
- acpi_nmi_enable();
if (ACPI_SUCCESS(status)) {
walk_info->num_INI++;
diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c
index 5718566e00f..d9926afec11 100644
--- a/drivers/acpi/numa.c
+++ b/drivers/acpi/numa.c
@@ -275,13 +275,23 @@ acpi_table_parse_srat(enum acpi_srat_type id,
int __init acpi_numa_init(void)
{
int ret = 0;
+ int nr_cpu_entries = nr_cpu_ids;
+
+#ifdef CONFIG_X86
+ /*
+ * Should not limit number with cpu num that is from NR_CPUS or nr_cpus=
+ * SRAT cpu entries could have different order with that in MADT.
+ * So go over all cpu entries in SRAT to get apicid to node mapping.
+ */
+ nr_cpu_entries = MAX_LOCAL_APIC;
+#endif
/* SRAT: Static Resource Affinity Table */
if (!acpi_table_parse(ACPI_SIG_SRAT, acpi_parse_srat)) {
acpi_table_parse_srat(ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY,
- acpi_parse_x2apic_affinity, nr_cpu_ids);
+ acpi_parse_x2apic_affinity, nr_cpu_entries);
acpi_table_parse_srat(ACPI_SRAT_TYPE_CPU_AFFINITY,
- acpi_parse_processor_affinity, nr_cpu_ids);
+ acpi_parse_processor_affinity, nr_cpu_entries);
ret = acpi_table_parse_srat(ACPI_SRAT_TYPE_MEMORY_AFFINITY,
acpi_parse_memory_affinity,
NR_NODE_MEMBLKS);
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 70599d2ada6..d615b7d69bc 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -753,7 +753,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev,
struct acpi_processor *pr;
struct acpi_processor_cx *cx = cpuidle_get_statedata(state);
- pr = __get_cpu_var(processors);
+ pr = __this_cpu_read(processors);
if (unlikely(!pr))
return 0;
@@ -794,7 +794,7 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
s64 idle_time_ns;
s64 idle_time;
- pr = __get_cpu_var(processors);
+ pr = __this_cpu_read(processors);
if (unlikely(!pr))
return 0;
@@ -871,7 +871,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
s64 idle_time;
- pr = __get_cpu_var(processors);
+ pr = __this_cpu_read(processors);
if (unlikely(!pr))
return 0;