summaryrefslogtreecommitdiff
path: root/arch/parisc/include/asm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/parisc/include/asm')
-rw-r--r--arch/parisc/include/asm/hardirq.h9
-rw-r--r--arch/parisc/include/asm/processor.h3
2 files changed, 12 insertions, 0 deletions
diff --git a/arch/parisc/include/asm/hardirq.h b/arch/parisc/include/asm/hardirq.h
index 12373c4..c19f713 100644
--- a/arch/parisc/include/asm/hardirq.h
+++ b/arch/parisc/include/asm/hardirq.h
@@ -11,10 +11,18 @@
#include <linux/threads.h>
#include <linux/irq.h>
+#ifdef CONFIG_IRQSTACKS
+#define __ARCH_HAS_DO_SOFTIRQ
+#endif
+
typedef struct {
unsigned int __softirq_pending;
#ifdef CONFIG_DEBUG_STACKOVERFLOW
unsigned int kernel_stack_usage;
+#ifdef CONFIG_IRQSTACKS
+ unsigned int irq_stack_usage;
+ unsigned int irq_stack_counter;
+#endif
#endif
#ifdef CONFIG_SMP
unsigned int irq_resched_count;
@@ -28,6 +36,7 @@ DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
#define __ARCH_IRQ_STAT
#define __IRQ_STAT(cpu, member) (irq_stat[cpu].member)
#define inc_irq_stat(member) this_cpu_inc(irq_stat.member)
+#define __inc_irq_stat(member) __this_cpu_inc(irq_stat.member)
#define local_softirq_pending() this_cpu_read(irq_stat.__softirq_pending)
#define __ARCH_SET_SOFTIRQ_PENDING
diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h
index 0640155..cfbc439 100644
--- a/arch/parisc/include/asm/processor.h
+++ b/arch/parisc/include/asm/processor.h
@@ -63,10 +63,13 @@
*/
#ifdef __KERNEL__
+#include <linux/spinlock_types.h>
+
#define IRQ_STACK_SIZE (4096 << 2) /* 16k irq stack size */
union irq_stack_union {
unsigned long stack[IRQ_STACK_SIZE/sizeof(unsigned long)];
+ raw_spinlock_t lock;
};
DECLARE_PER_CPU(union irq_stack_union, irq_stack_union);