diff options
Diffstat (limited to 'kernel/softirq.c')
-rw-r--r-- | kernel/softirq.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c index b525dd348511..3a94905fa5d2 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c | |||
@@ -24,7 +24,9 @@ | |||
24 | #include <linux/ftrace.h> | 24 | #include <linux/ftrace.h> |
25 | #include <linux/smp.h> | 25 | #include <linux/smp.h> |
26 | #include <linux/tick.h> | 26 | #include <linux/tick.h> |
27 | #include <trace/irq.h> | 27 | |
28 | #define CREATE_TRACE_POINTS | ||
29 | #include <trace/events/irq.h> | ||
28 | 30 | ||
29 | #include <asm/irq.h> | 31 | #include <asm/irq.h> |
30 | /* | 32 | /* |
@@ -186,9 +188,6 @@ EXPORT_SYMBOL(local_bh_enable_ip); | |||
186 | */ | 188 | */ |
187 | #define MAX_SOFTIRQ_RESTART 10 | 189 | #define MAX_SOFTIRQ_RESTART 10 |
188 | 190 | ||
189 | DEFINE_TRACE(softirq_entry); | ||
190 | DEFINE_TRACE(softirq_exit); | ||
191 | |||
192 | asmlinkage void __do_softirq(void) | 191 | asmlinkage void __do_softirq(void) |
193 | { | 192 | { |
194 | struct softirq_action *h; | 193 | struct softirq_action *h; |
@@ -214,6 +213,7 @@ restart: | |||
214 | do { | 213 | do { |
215 | if (pending & 1) { | 214 | if (pending & 1) { |
216 | int prev_count = preempt_count(); | 215 | int prev_count = preempt_count(); |
216 | kstat_incr_softirqs_this_cpu(h - softirq_vec); | ||
217 | 217 | ||
218 | trace_softirq_entry(h, softirq_vec); | 218 | trace_softirq_entry(h, softirq_vec); |
219 | h->action(h); | 219 | h->action(h); |
@@ -383,6 +383,17 @@ void __tasklet_hi_schedule(struct tasklet_struct *t) | |||
383 | 383 | ||
384 | EXPORT_SYMBOL(__tasklet_hi_schedule); | 384 | EXPORT_SYMBOL(__tasklet_hi_schedule); |
385 | 385 | ||
386 | void __tasklet_hi_schedule_first(struct tasklet_struct *t) | ||
387 | { | ||
388 | BUG_ON(!irqs_disabled()); | ||
389 | |||
390 | t->next = __get_cpu_var(tasklet_hi_vec).head; | ||
391 | __get_cpu_var(tasklet_hi_vec).head = t; | ||
392 | __raise_softirq_irqoff(HI_SOFTIRQ); | ||
393 | } | ||
394 | |||
395 | EXPORT_SYMBOL(__tasklet_hi_schedule_first); | ||
396 | |||
386 | static void tasklet_action(struct softirq_action *a) | 397 | static void tasklet_action(struct softirq_action *a) |
387 | { | 398 | { |
388 | struct tasklet_struct *list; | 399 | struct tasklet_struct *list; |
@@ -828,7 +839,7 @@ int __init __weak arch_early_irq_init(void) | |||
828 | return 0; | 839 | return 0; |
829 | } | 840 | } |
830 | 841 | ||
831 | int __weak arch_init_chip_data(struct irq_desc *desc, int cpu) | 842 | int __weak arch_init_chip_data(struct irq_desc *desc, int node) |
832 | { | 843 | { |
833 | return 0; | 844 | return 0; |
834 | } | 845 | } |