diff options
Diffstat (limited to 'kernel/softirq.c')
-rw-r--r-- | kernel/softirq.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c index 081869ed3a9f..d4d918a91881 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c | |||
@@ -67,7 +67,7 @@ char *softirq_to_name[NR_SOFTIRQS] = { | |||
67 | * to the pending events, so lets the scheduler to balance | 67 | * to the pending events, so lets the scheduler to balance |
68 | * the softirq load for us. | 68 | * the softirq load for us. |
69 | */ | 69 | */ |
70 | void wakeup_softirqd(void) | 70 | static void wakeup_softirqd(void) |
71 | { | 71 | { |
72 | /* Interrupts are disabled: no need to stop preemption */ | 72 | /* Interrupts are disabled: no need to stop preemption */ |
73 | struct task_struct *tsk = __get_cpu_var(ksoftirqd); | 73 | struct task_struct *tsk = __get_cpu_var(ksoftirqd); |
@@ -229,18 +229,20 @@ restart: | |||
229 | 229 | ||
230 | do { | 230 | do { |
231 | if (pending & 1) { | 231 | if (pending & 1) { |
232 | unsigned int vec_nr = h - softirq_vec; | ||
232 | int prev_count = preempt_count(); | 233 | int prev_count = preempt_count(); |
233 | kstat_incr_softirqs_this_cpu(h - softirq_vec); | ||
234 | 234 | ||
235 | trace_softirq_entry(h, softirq_vec); | 235 | kstat_incr_softirqs_this_cpu(vec_nr); |
236 | |||
237 | trace_softirq_entry(vec_nr); | ||
236 | h->action(h); | 238 | h->action(h); |
237 | trace_softirq_exit(h, softirq_vec); | 239 | trace_softirq_exit(vec_nr); |
238 | if (unlikely(prev_count != preempt_count())) { | 240 | if (unlikely(prev_count != preempt_count())) { |
239 | printk(KERN_ERR "huh, entered softirq %td %s %p" | 241 | printk(KERN_ERR "huh, entered softirq %u %s %p" |
240 | "with preempt_count %08x," | 242 | "with preempt_count %08x," |
241 | " exited with %08x?\n", h - softirq_vec, | 243 | " exited with %08x?\n", vec_nr, |
242 | softirq_to_name[h - softirq_vec], | 244 | softirq_to_name[vec_nr], h->action, |
243 | h->action, prev_count, preempt_count()); | 245 | prev_count, preempt_count()); |
244 | preempt_count() = prev_count; | 246 | preempt_count() = prev_count; |
245 | } | 247 | } |
246 | 248 | ||