Signed-off-by: Christoph Lameter <c...@linux.com>
Index: linux/arch/s390/include/asm/irq.h
===================================================================
--- linux.orig/arch/s390/include/asm/irq.h 2013-08-22 14:49:17.339583428
-0500
+++ linux/arch/s390/include/asm/irq.h 2013-08-22 14:49:17.327583548 -0500
@@ -55,7 +55,7 @@ DECLARE_PER_CPU_SHARED_ALIGNED(struct ir
static __always_inline void inc_irq_stat(enum interruption_class irq)
{
- __get_cpu_var(irq_stat).irqs[irq]++;
+ __this_cpu_inc(irq_stat.irqs[irq]);
}
struct ext_code {
Index: linux/arch/s390/include/asm/cputime.h
===================================================================
--- linux.orig/arch/s390/include/asm/cputime.h 2013-08-22 14:49:17.339583428
-0500
+++ linux/arch/s390/include/asm/cputime.h 2013-08-22 14:49:17.327583548
-0500
@@ -187,7 +187,7 @@ cputime64_t s390_get_idle_time(int cpu);
static inline int s390_nohz_delay(int cpu)
{
- return __get_cpu_var(s390_idle).nohz_delay != 0;
+ return __this_cpu_read(s390_idle.nohz_delay) != 0;
}
#define arch_needs_cpu(cpu) s390_nohz_delay(cpu)
Index: linux/arch/s390/kernel/kprobes.c
===================================================================
--- linux.orig/arch/s390/kernel/kprobes.c 2013-08-22 14:49:17.339583428
-0500
+++ linux/arch/s390/kernel/kprobes.c 2013-08-22 14:49:17.327583548 -0500
@@ -212,9 +212,9 @@ static void __kprobes disable_singlestep
*/
static void __kprobes push_kprobe(struct kprobe_ctlblk *kcb, struct kprobe *p)
{
- kcb->prev_kprobe.kp = __get_cpu_var(current_kprobe);
+ kcb->prev_kprobe.kp = __this_cpu_read(current_kprobe);
kcb->prev_kprobe.status = kcb->kprobe_status;
- __get_cpu_var(current_kprobe) = p;
+ __this_cpu_write(current_kprobe, p);
}
/*
@@ -224,7 +224,7 @@ static void __kprobes push_kprobe(struct
*/
static void __kprobes pop_kprobe(struct kprobe_ctlblk *kcb)
{
- __get_cpu_var(current_kprobe) = kcb->prev_kprobe.kp;
+ __this_cpu_write(current_kprobe, kcb->prev_kprobe.kp);
kcb->kprobe_status = kcb->prev_kprobe.status;
}
@@ -305,7 +305,7 @@ static int __kprobes kprobe_handler(stru
enable_singlestep(kcb, regs, (unsigned long) p->ainsn.insn);
return 1;
} else if (kprobe_running()) {
- p = __get_cpu_var(current_kprobe);
+ p = __this_cpu_read(current_kprobe);
if (p->break_handler && p->break_handler(p, regs)) {
/*
* Continuation after the jprobe completed and
Index: linux/arch/s390/kernel/nmi.c
===================================================================
--- linux.orig/arch/s390/kernel/nmi.c 2013-08-22 14:49:17.339583428 -0500
+++ linux/arch/s390/kernel/nmi.c 2013-08-22 14:49:17.327583548 -0500
@@ -53,8 +53,8 @@ void s390_handle_mcck(void)
*/
local_irq_save(flags);
local_mcck_disable();
- mcck = __get_cpu_var(cpu_mcck);
- memset(&__get_cpu_var(cpu_mcck), 0, sizeof(struct mcck_struct));
+ mcck = __this_cpu_read(cpu_mcck);
+ memset(this_cpu_ptr(&cpu_mcck), 0, sizeof(struct mcck_struct));
clear_thread_flag(TIF_MCCK_PENDING);
local_mcck_enable();
local_irq_restore(flags);
@@ -256,7 +256,7 @@ void notrace s390_do_machine_check(struc
nmi_enter();
inc_irq_stat(NMI_NMI);
mci = (struct mci *) &S390_lowcore.mcck_interruption_code;
- mcck = &__get_cpu_var(cpu_mcck);
+ mcck = this_cpu_ptr(&cpu_mcck);
umode = user_mode(regs);
if (mci->sd) {
Index: linux/arch/s390/kernel/perf_cpum_cf.c
===================================================================
--- linux.orig/arch/s390/kernel/perf_cpum_cf.c 2013-08-22 14:49:17.339583428
-0500
+++ linux/arch/s390/kernel/perf_cpum_cf.c 2013-08-22 14:49:17.331583508
-0500
@@ -173,7 +173,7 @@ static int validate_ctr_auth(const struc
*/
static void cpumf_pmu_enable(struct pmu *pmu)
{
- struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
int err;
if (cpuhw->flags & PMU_F_ENABLED)
@@ -196,7 +196,7 @@ static void cpumf_pmu_enable(struct pmu
*/
static void cpumf_pmu_disable(struct pmu *pmu)
{
- struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
int err;
u64 inactive;
@@ -230,7 +230,7 @@ static void cpumf_measurement_alert(stru
return;
inc_irq_stat(IRQEXT_CMC);
- cpuhw = &__get_cpu_var(cpu_hw_events);
+ cpuhw = this_cpu_ptr(&cpu_hw_events);
/* Measurement alerts are shared and might happen when the PMU
* is not reserved. Ignore these alerts in this case. */
@@ -250,7 +250,7 @@ static void cpumf_measurement_alert(stru
#define PMC_RELEASE 1
static void setup_pmc_cpu(void *flags)
{
- struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
switch (*((int *) flags)) {
case PMC_INIT:
@@ -481,7 +481,7 @@ static void cpumf_pmu_read(struct perf_e
static void cpumf_pmu_start(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
struct hw_perf_event *hwc = &event->hw;
if (WARN_ON_ONCE(!(hwc->state & PERF_HES_STOPPED)))
@@ -512,7 +512,7 @@ static void cpumf_pmu_start(struct perf_
static void cpumf_pmu_stop(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
struct hw_perf_event *hwc = &event->hw;
if (!(hwc->state & PERF_HES_STOPPED)) {
@@ -533,7 +533,7 @@ static void cpumf_pmu_stop(struct perf_e
static int cpumf_pmu_add(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
/* Check authorization for the counter set to which this
* counter belongs.
@@ -557,7 +557,7 @@ static int cpumf_pmu_add(struct perf_eve
static void cpumf_pmu_del(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
cpumf_pmu_stop(event, PERF_EF_UPDATE);
@@ -581,7 +581,7 @@ static void cpumf_pmu_del(struct perf_ev
*/
static void cpumf_pmu_start_txn(struct pmu *pmu)
{
- struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
perf_pmu_disable(pmu);
cpuhw->flags |= PERF_EVENT_TXN;
@@ -595,7 +595,7 @@ static void cpumf_pmu_start_txn(struct p
*/
static void cpumf_pmu_cancel_txn(struct pmu *pmu)
{
- struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
WARN_ON(cpuhw->tx_state != cpuhw->state);
@@ -610,7 +610,7 @@ static void cpumf_pmu_cancel_txn(struct
*/
static int cpumf_pmu_commit_txn(struct pmu *pmu)
{
- struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
u64 state;
/* check if the updated state can be scheduled */
Index: linux/arch/s390/kernel/processor.c
===================================================================
--- linux.orig/arch/s390/kernel/processor.c 2013-08-22 14:49:17.339583428
-0500
+++ linux/arch/s390/kernel/processor.c 2013-08-22 14:49:17.331583508 -0500
@@ -23,8 +23,8 @@ static DEFINE_PER_CPU(struct cpuid, cpu_
*/
void cpu_init(void)
{
- struct s390_idle_data *idle = &__get_cpu_var(s390_idle);
- struct cpuid *id = &__get_cpu_var(cpu_id);
+ struct s390_idle_data *idle = this_cpu_ptr(&s390_idle);
+ struct cpuid *id = this_cpu_ptr(&cpu_id);
get_cpu_id(id);
atomic_inc(&init_mm.mm_count);
Index: linux/arch/s390/kernel/time.c
===================================================================
--- linux.orig/arch/s390/kernel/time.c 2013-08-22 14:49:17.339583428 -0500
+++ linux/arch/s390/kernel/time.c 2013-08-22 14:49:17.331583508 -0500
@@ -93,7 +93,7 @@ void clock_comparator_work(void)
S390_lowcore.clock_comparator = -1ULL;
set_clock_comparator(S390_lowcore.clock_comparator);
- cd = &__get_cpu_var(comparators);
+ cd = this_cpu_ptr(&comparators);
cd->event_handler(cd);
}
@@ -363,7 +363,7 @@ EXPORT_SYMBOL(get_sync_clock);
*/
static void disable_sync_clock(void *dummy)
{
- atomic_t *sw_ptr = &__get_cpu_var(clock_sync_word);
+ atomic_t *sw_ptr = this_cpu_ptr(&clock_sync_word);
/*
* Clear the in-sync bit 2^31. All get_sync_clock calls will
* fail until the sync bit is turned back on. In addition
@@ -380,7 +380,7 @@ static void disable_sync_clock(void *dum
*/
static void enable_sync_clock(void)
{
- atomic_t *sw_ptr = &__get_cpu_var(clock_sync_word);
+ atomic_t *sw_ptr = this_cpu_ptr(&clock_sync_word);
atomic_set_mask(0x80000000, sw_ptr);
}
Index: linux/arch/s390/kernel/vtime.c
===================================================================
--- linux.orig/arch/s390/kernel/vtime.c 2013-08-22 14:49:17.339583428 -0500
+++ linux/arch/s390/kernel/vtime.c 2013-08-22 14:49:17.331583508 -0500
@@ -153,7 +153,7 @@ EXPORT_SYMBOL_GPL(vtime_account_system);
void __kprobes vtime_stop_cpu(void)
{
- struct s390_idle_data *idle = &__get_cpu_var(s390_idle);
+ struct s390_idle_data *idle = this_cpu_ptr(&s390_idle);
unsigned long long idle_time;
unsigned long psw_mask;
Index: linux/arch/s390/oprofile/hwsampler.c
===================================================================
--- linux.orig/arch/s390/oprofile/hwsampler.c 2013-08-22 14:49:17.339583428
-0500
+++ linux/arch/s390/oprofile/hwsampler.c 2013-08-22 14:49:17.331583508
-0500
@@ -228,7 +228,7 @@ static inline unsigned long *trailer_ent
static void hws_ext_handler(struct ext_code ext_code,
unsigned int param32, unsigned long param64)
{
- struct hws_cpu_buffer *cb = &__get_cpu_var(sampler_cpu_buffer);
+ struct hws_cpu_buffer *cb = this_cpu_ptr(&sampler_cpu_buffer);
if (!(param32 & CPU_MF_INT_SF_MASK))
return;
Index: linux/arch/s390/pci/pci.c
===================================================================
--- linux.orig/arch/s390/pci/pci.c 2013-08-22 14:49:17.339583428 -0500
+++ linux/arch/s390/pci/pci.c 2013-08-22 14:49:17.335583467 -0500
@@ -409,7 +409,7 @@ static DEFINE_PER_CPU(unsigned long, nex
static void zpci_irq_handler(struct airq_struct *airq)
{
- unsigned long sbit, mbit, last = 0, start = __get_cpu_var(next_sbit);
+ unsigned long sbit, mbit, last = 0, start = __this_cpu_read(next_sbit);
int rescan = 0, max = aisb_max;
struct zdev_irq_map *imap;
@@ -460,7 +460,7 @@ scan:
}
out:
/* store next device bit to scan */
- __get_cpu_var(next_sbit) = (++last >= aisb_max) ? 0 : last;
+ __this_cpu_write(next_sbit, (++last >= aisb_max) ? 0 : last);
}
/* msi_vecs - number of requested interrupts, 0 place function to error state
*/
Index: linux/arch/s390/kernel/irq.c
===================================================================
--- linux.orig/arch/s390/kernel/irq.c 2013-08-08 02:54:34.344984334 -0500
+++ linux/arch/s390/kernel/irq.c 2013-08-22 14:53:32.025028108 -0500
@@ -250,7 +250,7 @@ void __irq_entry do_extint(struct pt_reg
kstat_incr_irqs_this_cpu(EXTERNAL_INTERRUPT, NULL);
ext_code = *(struct ext_code *) ®s->int_code;
if (ext_code.code != 0x1004)
- __get_cpu_var(s390_idle).nohz_delay = 1;
+ __this_cpu_write(s390_idle.nohz_delay, 1);
index = ext_hash(ext_code.code);
rcu_read_lock();
--
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