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-rw-r--r--fs/proc/array.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 96361e8fa3a8..f560325c444f 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -134,14 +134,14 @@ static inline void task_name(struct seq_file *m, struct task_struct *p)
* simple bit tests.
*/
static const char *task_state_array[] = {
- "R (running)", /* 0 */
- "S (sleeping)", /* 1 */
- "D (disk sleep)", /* 2 */
- "T (stopped)", /* 4 */
- "t (tracing stop)", /* 8 */
- "Z (zombie)", /* 16 */
- "X (dead)", /* 32 */
- "x (dead)", /* 64 */
+ "R (running)", /* 0 */
+ "S (sleeping)", /* 1 */
+ "D (disk sleep)", /* 2 */
+ "T (stopped)", /* 4 */
+ "t (tracing stop)", /* 8 */
+ "Z (zombie)", /* 16 */
+ "X (dead)", /* 32 */
+ "x (dead)", /* 64 */
"K (wakekill)", /* 128 */
"W (waking)", /* 256 */
};
@@ -151,6 +151,8 @@ static inline const char *get_task_state(struct task_struct *tsk)
unsigned int state = (tsk->state & TASK_REPORT) | tsk->exit_state;
const char **p = &task_state_array[0];
+ BUILD_BUG_ON(1 + ilog2(TASK_STATE_MAX) != ARRAY_SIZE(task_state_array));
+
while (state) {
p++;
state >>= 1;