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-rw-r--r--drivers/acpi/processor_idle.c6
-rw-r--r--drivers/char/random.c2
-rw-r--r--drivers/connector/cn_proc.c5
-rw-r--r--drivers/cpuidle/cpuidle.c2
-rw-r--r--drivers/input/gameport/gameport.c2
-rw-r--r--drivers/s390/cio/cio.c2
-rw-r--r--drivers/staging/lirc/lirc_serial.c4
-rw-r--r--drivers/staging/speakup/fakekey.c11
-rw-r--r--drivers/xen/events.c10
9 files changed, 20 insertions, 24 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index dcb38f8ddfda..a765b823aa9e 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -746,7 +746,7 @@ 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;
@@ -787,7 +787,7 @@ 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;
@@ -864,7 +864,7 @@ 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;
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 5a1aa64f4e76..72a4fcb17745 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -626,7 +626,7 @@ static void add_timer_randomness(struct timer_rand_state *state, unsigned num)
preempt_disable();
/* if over the trickle threshold, use only 1 in 4096 samples */
if (input_pool.entropy_count > trickle_thresh &&
- (__get_cpu_var(trickle_count)++ & 0xfff))
+ ((__this_cpu_inc_return(trickle_count) - 1) & 0xfff))
goto out;
sample.jiffies = jiffies;
diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c
index a7f046b0096c..2b46a7efa0ac 100644
--- a/drivers/connector/cn_proc.c
+++ b/drivers/connector/cn_proc.c
@@ -43,9 +43,10 @@ static DEFINE_PER_CPU(__u32, proc_event_counts) = { 0 };
static inline void get_seq(__u32 *ts, int *cpu)
{
- *ts = get_cpu_var(proc_event_counts)++;
+ preempt_disable();
+ *ts = __this_cpu_inc_return(proc_event_counts) -1;
*cpu = smp_processor_id();
- put_cpu_var(proc_event_counts);
+ preempt_enable();
}
void proc_fork_connector(struct task_struct *task)
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 08d5f05378d9..386888f10df0 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -49,7 +49,7 @@ static int __cpuidle_register_device(struct cpuidle_device *dev);
*/
static void cpuidle_idle_call(void)
{
- struct cpuidle_device *dev = __get_cpu_var(cpuidle_devices);
+ struct cpuidle_device *dev = __this_cpu_read(cpuidle_devices);
struct cpuidle_state *target_state;
int next_state;
diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c
index dbf741c95835..23cf8fc933ec 100644
--- a/drivers/input/gameport/gameport.c
+++ b/drivers/input/gameport/gameport.c
@@ -121,7 +121,7 @@ static int gameport_measure_speed(struct gameport *gameport)
}
gameport_close(gameport);
- return (cpu_data(raw_smp_processor_id()).loops_per_jiffy *
+ return (this_cpu_read(cpu_info.loops_per_jiffy) *
(unsigned long)HZ / (1000 / 50)) / (tx < 1 ? 1 : tx);
#else
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index f4e6cf3aceb8..430f875006f2 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -619,7 +619,7 @@ void __irq_entry do_IRQ(struct pt_regs *regs)
s390_idle_check(regs, S390_lowcore.int_clock,
S390_lowcore.async_enter_timer);
irq_enter();
- __get_cpu_var(s390_idle).nohz_delay = 1;
+ __this_cpu_write(s390_idle.nohz_delay, 1);
if (S390_lowcore.int_clock >= S390_lowcore.clock_comparator)
/* Serve timer interrupts first. */
clock_comparator_work();
diff --git a/drivers/staging/lirc/lirc_serial.c b/drivers/staging/lirc/lirc_serial.c
index 971844bbee28..9bcf149c4260 100644
--- a/drivers/staging/lirc/lirc_serial.c
+++ b/drivers/staging/lirc/lirc_serial.c
@@ -377,7 +377,7 @@ static int init_timing_params(unsigned int new_duty_cycle,
duty_cycle = new_duty_cycle;
freq = new_freq;
- loops_per_sec = current_cpu_data.loops_per_jiffy;
+ loops_per_sec = __this_cpu_read(cpu.info.loops_per_jiffy);
loops_per_sec *= HZ;
/* How many clocks in a microsecond?, avoiding long long divide */
@@ -398,7 +398,7 @@ static int init_timing_params(unsigned int new_duty_cycle,
dprintk("in init_timing_params, freq=%d, duty_cycle=%d, "
"clk/jiffy=%ld, pulse=%ld, space=%ld, "
"conv_us_to_clocks=%ld\n",
- freq, duty_cycle, current_cpu_data.loops_per_jiffy,
+ freq, duty_cycle, __this_cpu_read(cpu_info.loops_per_jiffy),
pulse_width, space_width, conv_us_to_clocks);
return 0;
}
diff --git a/drivers/staging/speakup/fakekey.c b/drivers/staging/speakup/fakekey.c
index 65b231178f05..1b34a8771641 100644
--- a/drivers/staging/speakup/fakekey.c
+++ b/drivers/staging/speakup/fakekey.c
@@ -78,10 +78,10 @@ void speakup_fake_down_arrow(void)
/* don't change CPU */
preempt_disable();
- __get_cpu_var(reporting_keystroke) = true;
+ __this_cpu_write(reporting_keystroke, true);
input_report_key(virt_keyboard, KEY_DOWN, PRESSED);
input_report_key(virt_keyboard, KEY_DOWN, RELEASED);
- __get_cpu_var(reporting_keystroke) = false;
+ __this_cpu_write(reporting_keystroke, false);
/* reenable preemption */
preempt_enable();
@@ -95,10 +95,5 @@ void speakup_fake_down_arrow(void)
*/
bool speakup_fake_key_pressed(void)
{
- bool is_pressed;
-
- is_pressed = get_cpu_var(reporting_keystroke);
- put_cpu_var(reporting_keystroke);
-
- return is_pressed;
+ return this_cpu_read(reporting_keystroke);
}
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 31af0ac31a98..65f8637d13cf 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -355,7 +355,7 @@ static void unmask_evtchn(int port)
struct evtchn_unmask unmask = { .port = port };
(void)HYPERVISOR_event_channel_op(EVTCHNOP_unmask, &unmask);
} else {
- struct vcpu_info *vcpu_info = __get_cpu_var(xen_vcpu);
+ struct vcpu_info *vcpu_info = __this_cpu_read(xen_vcpu);
sync_clear_bit(port, &s->evtchn_mask[0]);
@@ -1101,7 +1101,7 @@ static void __xen_evtchn_do_upcall(void)
{
int cpu = get_cpu();
struct shared_info *s = HYPERVISOR_shared_info;
- struct vcpu_info *vcpu_info = __get_cpu_var(xen_vcpu);
+ struct vcpu_info *vcpu_info = __this_cpu_read(xen_vcpu);
unsigned count;
do {
@@ -1109,7 +1109,7 @@ static void __xen_evtchn_do_upcall(void)
vcpu_info->evtchn_upcall_pending = 0;
- if (__get_cpu_var(xed_nesting_count)++)
+ if (__this_cpu_inc_return(xed_nesting_count) - 1)
goto out;
#ifndef CONFIG_X86 /* No need for a barrier -- XCHG is a barrier on x86. */
@@ -1141,8 +1141,8 @@ static void __xen_evtchn_do_upcall(void)
BUG_ON(!irqs_disabled());
- count = __get_cpu_var(xed_nesting_count);
- __get_cpu_var(xed_nesting_count) = 0;
+ count = __this_cpu_read(xed_nesting_count);
+ __this_cpu_write(xed_nesting_count, 0);
} while (count != 1 || vcpu_info->evtchn_upcall_pending);
out: