Subject: + x86-change-__get_cpu_var-calls-introduced-in-314.patch added to -mm tree
To: cl@xxxxxxxxx,hpa@xxxxxxxxxxxxxxx,mingo@xxxxxxxxxx,tglx@xxxxxxxxxxxxx,tj@xxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Tue, 04 Mar 2014 14:27:40 -0800
The patch titled
Subject: x86: change __get_cpu_var calls introduced in 3.14
has been added to the -mm tree. Its filename is
x86-change-__get_cpu_var-calls-introduced-in-314.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/x86-change-__get_cpu_var-calls-introduced-in-314.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/x86-change-__get_cpu_var-calls-introduced-in-314.patch
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------------------------------------------------------
From: Christoph Lameter <cl@xxxxxxxxx>
Subject: x86: change __get_cpu_var calls introduced in 3.14
More were added recently.
Signed-off-by: Christoph Lameter <cl@xxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Tejun Heo <tj@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/x86/kernel/cpu/perf_event_intel_rapl.c | 12 ++++++------
kernel/sched/deadline.c | 2 +-
kernel/time/tick-broadcast.c | 2 +-
3 files changed, 8 insertions(+), 8 deletions(-)
diff -puN arch/x86/kernel/cpu/perf_event_intel_rapl.c~x86-change-__get_cpu_var-calls-introduced-in-314 arch/x86/kernel/cpu/perf_event_intel_rapl.c
--- a/arch/x86/kernel/cpu/perf_event_intel_rapl.c~x86-change-__get_cpu_var-calls-introduced-in-314
+++ a/arch/x86/kernel/cpu/perf_event_intel_rapl.c
@@ -129,7 +129,7 @@ static inline u64 rapl_scale(u64 v)
* or use ldexp(count, -32).
* Watts = Joules/Time delta
*/
- return v << (32 - __get_cpu_var(rapl_pmu)->hw_unit);
+ return v << (32 - __this_cpu_read(rapl_pmu->hw_unit));
}
static u64 rapl_event_update(struct perf_event *event)
@@ -181,7 +181,7 @@ static void rapl_stop_hrtimer(struct rap
static enum hrtimer_restart rapl_hrtimer_handle(struct hrtimer *hrtimer)
{
- struct rapl_pmu *pmu = __get_cpu_var(rapl_pmu);
+ struct rapl_pmu *pmu = __this_cpu_read(rapl_pmu);
struct perf_event *event;
unsigned long flags;
@@ -228,7 +228,7 @@ static void __rapl_pmu_event_start(struc
static void rapl_pmu_event_start(struct perf_event *event, int mode)
{
- struct rapl_pmu *pmu = __get_cpu_var(rapl_pmu);
+ struct rapl_pmu *pmu = __this_cpu_read(rapl_pmu);
unsigned long flags;
spin_lock_irqsave(&pmu->lock, flags);
@@ -238,7 +238,7 @@ static void rapl_pmu_event_start(struct
static void rapl_pmu_event_stop(struct perf_event *event, int mode)
{
- struct rapl_pmu *pmu = __get_cpu_var(rapl_pmu);
+ struct rapl_pmu *pmu = __this_cpu_read(rapl_pmu);
struct hw_perf_event *hwc = &event->hw;
unsigned long flags;
@@ -272,7 +272,7 @@ static void rapl_pmu_event_stop(struct p
static int rapl_pmu_event_add(struct perf_event *event, int mode)
{
- struct rapl_pmu *pmu = __get_cpu_var(rapl_pmu);
+ struct rapl_pmu *pmu = __this_cpu_read(rapl_pmu);
struct hw_perf_event *hwc = &event->hw;
unsigned long flags;
@@ -662,7 +662,7 @@ static int __init rapl_pmu_init(void)
return -1;
}
- pmu = __get_cpu_var(rapl_pmu);
+ pmu = __this_cpu_read(rapl_pmu);
pr_info("RAPL PMU detected, hw unit 2^-%d Joules,"
" API unit is 2^-32 Joules,"
diff -puN kernel/sched/deadline.c~x86-change-__get_cpu_var-calls-introduced-in-314 kernel/sched/deadline.c
--- a/kernel/sched/deadline.c~x86-change-__get_cpu_var-calls-introduced-in-314
+++ a/kernel/sched/deadline.c
@@ -1141,7 +1141,7 @@ static DEFINE_PER_CPU(cpumask_var_t, loc
static int find_later_rq(struct task_struct *task)
{
struct sched_domain *sd;
- struct cpumask *later_mask = __get_cpu_var(local_cpu_mask_dl);
+ struct cpumask *later_mask = this_cpu_ptr(local_cpu_mask_dl);
int this_cpu = smp_processor_id();
int best_cpu, cpu = task_cpu(task);
diff -puN kernel/time/tick-broadcast.c~x86-change-__get_cpu_var-calls-introduced-in-314 kernel/time/tick-broadcast.c
--- a/kernel/time/tick-broadcast.c~x86-change-__get_cpu_var-calls-introduced-in-314
+++ a/kernel/time/tick-broadcast.c
@@ -554,7 +554,7 @@ int tick_resume_broadcast_oneshot(struct
void tick_check_oneshot_broadcast_this_cpu(void)
{
if (cpumask_test_cpu(smp_processor_id(), tick_broadcast_oneshot_mask)) {
- struct tick_device *td = &__get_cpu_var(tick_cpu_device);
+ struct tick_device *td = this_cpu_ptr(&tick_cpu_device);
/*
* We might be in the middle of switching over from
_
Patches currently in -mm which might be from cl@xxxxxxxxx are
mm-close-pagetail-race.patch
mm-page_alloc-make-first_page-visible-before-pagetail.patch
kthread-ensure-locality-of-task_struct-allocations.patch
mm-slab-slub-use-page-list-consistently-instead-of-page-lru.patch
kobject-dont-block-for-each-kobject_uevent.patch
kobject-dont-block-for-each-kobject_uevent-v2.patch
slub-do-not-drop-slab_mutex-for-sysfs_slab_add.patch
kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2.patch
kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2-fix.patch
kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2-checkpatch-fixes.patch
linux-next.patch
percpu-add-raw_cpu_ops.patch
mm-use-raw_cpu-ops-for-determining-current-numa-node.patch
modules-use-raw_cpu_write-for-initialization-of-per-cpu-refcount.patch
net-replace-__this_cpu_inc-in-routec-with-raw_cpu_inc.patch
percpu-add-preemption-checks-to-__this_cpu-ops.patch
mm-replace-__get_cpu_var-uses-with-this_cpu_ptr.patch
tracing-replace-__get_cpu_var-uses-with-this_cpu_ptr.patch
percpu-replace-__get_cpu_var-with-this_cpu_ptr.patch
kernel-misc-replace-__get_cpu_var-uses.patch
drivers-char-random-replace-__get_cpu_var-uses.patch
drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation.patch
drivers-oprofile-replace-__get_cpu_var-uses-for-address-calculation.patch
drivers-leds-replace-__get_cpu_var-use-through-this_cpu_ptr.patch
drivers-clocksource-replace-__get_cpu_var-used-for-address-calculation.patch
parisc-replace-__get_cpu_var-uses-for-address-calculation.patch
metag-replace-__get_cpu_var-uses-for-address-calculation.patch
drivers-net-ethernet-tile-replace-__get_cpu_var-uses-for-address-calculation.patch
drivers-net-ethernet-tile-__get_cpu_var-call-introduced-in-314.patch
tilegx-another-case-of-get_cpu_var.patch
time-replace-__get_cpu_var-uses.patch
scheduler-replace-__get_cpu_var-with-this_cpu_ptr.patch
tick-sched-fix-two-new-uses-of-__get_cpu_ptr.patch
block-replace-__this_cpu_ptr-with-raw_cpu_ptr.patch
rcu-replace-__this_cpu_ptr-uses-with-raw_cpu_ptr.patch
watchdog-replace-__raw_get_cpu_var-uses.patch
net-replace-get_cpu_var-through-this_cpu_ptr.patch
md-replace-__this_cpu_ptr-with-raw_cpu_ptr.patch
irqchips-replace-__this_cpu_ptr-uses.patch
x86-replace-__get_cpu_var-uses.patch
x86-change-__get_cpu_var-calls-introduced-in-314.patch
uv-replace-__get_cpu_var.patch
arm-replace-__this_cpu_ptr-with-raw_cpu_ptr.patch
mips-replace-__get_cpu_var-uses-in-fpu-emulator.patch
mips-replace-__get_cpu_var-uses.patch
s390-rename-__this_cpu_ptr-to-raw_cpu_ptr.patch
s390-replace-__get_cpu_var-uses.patch
s390-handle-new-__get_cpu_var-calls-added-in-314.patch
ia64-replace-__get_cpu_var-uses.patch
powerpc-replace-__get_cpu_var-uses.patch
powerpc-handle-new-__get_cpu_var-calls-in-314.patch
sparc-replace-__get_cpu_var-uses.patch
tile-replace-__get_cpu_var-uses.patch
blackfin-replace-__get_cpu_var-uses.patch
avr32-replace-__get_cpu_var-with-__this_cpu_write.patch
alpha-replace-__get_cpu_var.patch
sh-replace-__get_cpu_var-uses.patch
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