Signed-off-by: Christoph Lameter <c...@linux.com>
Index: linux/arch/powerpc/kernel/irq.c
===================================================================
--- linux.orig/arch/powerpc/kernel/irq.c 2014-02-03 14:16:29.028411561
-0600
+++ linux/arch/powerpc/kernel/irq.c 2014-02-03 14:27:59.283978219 -0600
@@ -486,7 +486,7 @@
/* And finally process it */
if (unlikely(irq == NO_IRQ))
- __get_cpu_var(irq_stat).spurious_irqs++;
+ __this_cpu_inc(irq_stat.spurious_irqs);
else {
desc = irq_to_desc(irq);
if (likely(desc))
Index: linux/arch/powerpc/kernel/kgdb.c
===================================================================
--- linux.orig/arch/powerpc/kernel/kgdb.c 2014-01-28 11:24:05.156637470
-0600
+++ linux/arch/powerpc/kernel/kgdb.c 2014-02-03 14:22:38.680680583 -0600
@@ -155,7 +155,7 @@
{
struct thread_info *thread_info, *exception_thread_info;
struct thread_info *backup_current_thread_info =
- &__get_cpu_var(kgdb_thread_info);
+ this_cpu_ptr(&kgdb_thread_info);
if (user_mode(regs))
return 0;
Index: linux/arch/powerpc/kernel/mce.c
===================================================================
--- linux.orig/arch/powerpc/kernel/mce.c 2014-01-28 11:24:05.156637470
-0600
+++ linux/arch/powerpc/kernel/mce.c 2014-02-03 14:26:27.685893903 -0600
@@ -73,8 +73,8 @@
uint64_t addr)
{
uint64_t srr1;
- int index = __get_cpu_var(mce_nest_count)++;
- struct machine_check_event *mce = &__get_cpu_var(mce_event[index]);
+ int index = __this_cpu_inc_return(mce_nest_count);
+ struct machine_check_event *mce = __this_cpu_read(mce_event[index]);
/*
* Return if we don't have enough space to log mce event.
@@ -143,7 +143,7 @@
*/
int get_mce_event(struct machine_check_event *mce, bool release)
{
- int index = __get_cpu_var(mce_nest_count) - 1;
+ int index = __this_cpu_read(mce_nest_count) - 1;
struct machine_check_event *mc_evt;
int ret = 0;
@@ -153,7 +153,7 @@
/* Check if we have MCE info to process. */
if (index < MAX_MC_EVT) {
- mc_evt = &__get_cpu_var(mce_event[index]);
+ mc_evt = __this_cpu_read(mce_event[index]);
/* Copy the event structure and release the original */
if (mce)
*mce = *mc_evt;
@@ -163,7 +163,7 @@
}
/* Decrement the count to free the slot. */
if (release)
- __get_cpu_var(mce_nest_count)--;
+ __this_cpu_dec(mce_nest_count);
return ret;
}
@@ -184,13 +184,13 @@
if (!get_mce_event(&evt, MCE_EVENT_RELEASE))
return;
- index = __get_cpu_var(mce_queue_count)++;
+ index = __this_cpu_inc_return(mce_queue_count);
/* If queue is full, just return for now. */
if (index >= MAX_MC_EVT) {
- __get_cpu_var(mce_queue_count)--;
+ __this_cpu_dec(mce_queue_count);
return;
}
- __get_cpu_var(mce_event_queue[index]) = evt;
+ __this_cpu_write(mce_event_queue[index], evt);
/* Queue irq work to process this event later. */
irq_work_queue(&mce_event_process_work);
@@ -208,11 +208,11 @@
* For now just print it to console.
* TODO: log this error event to FSP or nvram.
*/
- while (__get_cpu_var(mce_queue_count) > 0) {
- index = __get_cpu_var(mce_queue_count) - 1;
+ while (__this_cpu_read(mce_queue_count) > 0) {
+ index = __this_cpu_read(mce_queue_count) - 1;
machine_check_print_event_info(
- &__get_cpu_var(mce_event_queue[index]));
- __get_cpu_var(mce_queue_count)--;
+ this_cpu_ptr(&mce_event_queue[index]));
+ __this_cpu_dec(mce_queue_count);
}
}
Index: linux/arch/powerpc/kernel/time.c
===================================================================
--- linux.orig/arch/powerpc/kernel/time.c 2014-02-03 14:16:29.028411561
-0600
+++ linux/arch/powerpc/kernel/time.c 2014-02-03 14:27:26.854657482 -0600
@@ -531,7 +531,7 @@
*next_tb = ~(u64)0;
if (evt->event_handler)
evt->event_handler(evt);
- __get_cpu_var(irq_stat).timer_irqs_event++;
+ __this_cpu_inc(irq_stat.timer_irqs_event);
} else {
now = *next_tb - now;
if (now <= DECREMENTER_MAX)
@@ -539,7 +539,7 @@
/* We may have raced with new irq work */
if (test_irq_work_pending())
set_dec(1);
- __get_cpu_var(irq_stat).timer_irqs_others++;
+ __this_cpu_inc(irq_stat.timer_irqs_others);
}
#ifdef CONFIG_PPC64
Index: linux/arch/powerpc/mm/hugetlbpage-book3e.c
===================================================================
--- linux.orig/arch/powerpc/mm/hugetlbpage-book3e.c 2014-02-03
14:16:29.038411354 -0600
+++ linux/arch/powerpc/mm/hugetlbpage-book3e.c 2014-02-03 14:22:04.551394132
-0600
@@ -33,7 +33,7 @@
ncams = mfspr(SPRN_TLB1CFG) & TLBnCFG_N_ENTRY;
- index = __get_cpu_var(next_tlbcam_idx);
+ index = this_cpu_read(next_tlbcam_idx);
/* Just round-robin the entries and wrap when we hit the end */
if (unlikely(index == ncams - 1))
--
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