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Commit f6e826ca authored by Alexey Dobriyan's avatar Alexey Dobriyan Committed by Linus Torvalds
Browse files

proc: convert /proc/$PID/schedstat to seq_file interface 



Signed-off-by: default avatarAlexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent edfcd606

fs/proc/base.c

+5 −4
Original line number Diff line number Diff line
@@ -310,9 +310,10 @@ static int proc_pid_stack(struct seq_file *m, struct pid_namespace *ns, 
/*

 * Provides /proc/PID/schedstat

 */

static int proc_pid_schedstat(struct task_struct *task, char *buffer)

static int proc_pid_schedstat(struct seq_file *m, struct pid_namespace *ns,

			      struct pid *pid, struct task_struct *task)

{

	return sprintf(buffer, "%llu %llu %lu\n",

	return seq_printf(m, "%llu %llu %lu\n",

			(unsigned long long)task->se.sum_exec_runtime,

			(unsigned long long)task->sched_info.run_delay,

			task->sched_info.pcount);
@@ -2604,7 +2605,7 @@ static const struct pid_entry tgid_base_stuff[] = { 
	ONE("stack",      S_IRUSR, proc_pid_stack),

#endif

#ifdef CONFIG_SCHEDSTATS

	INF("schedstat",  S_IRUGO, proc_pid_schedstat),

	ONE("schedstat",  S_IRUGO, proc_pid_schedstat),

#endif

#ifdef CONFIG_LATENCYTOP

	REG("latency",  S_IRUGO, proc_lstats_operations),
@@ -2942,7 +2943,7 @@ static const struct pid_entry tid_base_stuff[] = { 
	ONE("stack",      S_IRUSR, proc_pid_stack),

#endif

#ifdef CONFIG_SCHEDSTATS

	INF("schedstat", S_IRUGO, proc_pid_schedstat),

	ONE("schedstat", S_IRUGO, proc_pid_schedstat),

#endif

#ifdef CONFIG_LATENCYTOP

	REG("latency",  S_IRUGO, proc_lstats_operations),