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-rw-r--r--fs/proc/array.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 680c913575f..9cbab7e9355 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -289,6 +289,15 @@ static inline char *task_cap(struct task_struct *p, char *buffer)
cap_t(p->cap_effective));
}
+static inline char *task_context_switch_counts(struct task_struct *p,
+ char *buffer)
+{
+ return buffer + sprintf(buffer, "voluntary_ctxt_switches:\t%lu\n"
+ "nonvoluntary_ctxt_switches:\t%lu\n",
+ p->nvcsw,
+ p->nivcsw);
+}
+
int proc_pid_status(struct task_struct *task, char * buffer)
{
char * orig = buffer;
@@ -307,6 +316,7 @@ int proc_pid_status(struct task_struct *task, char * buffer)
#if defined(CONFIG_S390)
buffer = task_show_regs(task, buffer);
#endif
+ buffer = task_context_switch_counts(task, buffer);
return buffer - orig;
}