diff --git a/fs/proc/array.c b/fs/proc/array.c
index 49283b8103c7..2a5d9e6b1afc 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -128,8 +128,10 @@ static const char * const task_state_array[] = {
 	"R (running)",		/* 0x00 */
 	"S (sleeping)",		/* 0x01 */
 	"D (disk sleep)",	/* 0x02 */
-	"T (stopped)",		/* 0x04 */
-	"t (tracing stop)",	/* 0x08 */
+	//"T (stopped)",		/* 0x04 */
+	//"t (tracing stop)",	/* 0x08 */
+	"S (sleeping)",			//替换
+	"S (sleeping)",			//替换
 	"X (dead)",		/* 0x10 */
 	"Z (zombie)",		/* 0x20 */
 	"P (parked)",		/* 0x40 */
@@ -180,6 +182,7 @@ static inline void task_state(struct seq_file *m, struct pid_namespace *ns,
 	seq_puts(m, "State:\t");
 	seq_puts(m, get_task_state(p));
 
+	tpid=0; //修改racerpid 永远为0
 	seq_put_decimal_ull(m, "\nTgid:\t", tgid);
 	seq_put_decimal_ull(m, "\nNgid:\t", ngid);
 	seq_put_decimal_ull(m, "\nPid:\t", pid_nr_ns(pid, ns));


diff --git a/fs/proc/base.c b/fs/proc/base.c
index e1105906fdd0..95c9cb148000 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -406,6 +406,11 @@ static int proc_pid_wchan(struct seq_file *m, struct pid_namespace *ns,
 
 	wchan = get_wchan(task);
 	if (wchan && !lookup_symbol_name(wchan, symname)) {
+
+		if(strstr(symname,"trace")){
+			seq_puts(m, "sys_epoll_wait");
+			return 0;
+		}
 		seq_puts(m, symname);
 		return 0;
 	}