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trace_workqueues: fix empty line's output

Empty lines separate cpus stat. After previous fix(trace_stat: keep original order) applied, the empty lines are displayed at incorrect position.

Lai Jiangshan committed 17 years ago

Commit 2f63b841 parent 220ba351 file · +6 −6Browse files

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kernel/trace/trace_workqueue.c+6−6
@@ -196,6 +196,11 @@ static int workqueue_stat_show(struct seq_file *s, void *p) · 195 unmodified lines
196 struct pid *pid;196 struct pid *pid;
197 struct task_struct *tsk;197 struct task_struct *tsk;
198 198
199 spin_lock_irqsave(&workqueue_cpu_stat(cpu)->lock, flags);
200 if (&cws->list == workqueue_cpu_stat(cpu)->list.next)
201 seq_printf(s, "\n");
202 spin_unlock_irqrestore(&workqueue_cpu_stat(cpu)->lock, flags);
203
199 pid = find_get_pid(cws->pid);204 pid = find_get_pid(cws->pid);
200 if (pid) {205 if (pid) {
201 tsk = get_pid_task(pid, PIDTYPE_PID);206 tsk = get_pid_task(pid, PIDTYPE_PID);
@@ -208,18 +213,13 @@ static int workqueue_stat_show(struct seq_file *s, void *p) · 6 unmodified lines
208 put_pid(pid);213 put_pid(pid);
209 }214 }
210 215
211 spin_lock_irqsave(&workqueue_cpu_stat(cpu)->lock, flags);
212 if (&cws->list == workqueue_cpu_stat(cpu)->list.next)
213 seq_printf(s, "\n");
214 spin_unlock_irqrestore(&workqueue_cpu_stat(cpu)->lock, flags);
215
216 return 0;216 return 0;
217}217}
218 218
219static int workqueue_stat_headers(struct seq_file *s)219static int workqueue_stat_headers(struct seq_file *s)
220{220{
221 seq_printf(s, "# CPU INSERTED EXECUTED NAME\n");221 seq_printf(s, "# CPU INSERTED EXECUTED NAME\n");
222 seq_printf(s, "# | | | |\n\n");222 seq_printf(s, "# | | | |\n");
223 return 0;223 return 0;
224}224}
225 225