diff options
Diffstat (limited to 'fs/proc/task_nommu.c')
| -rw-r--r-- | fs/proc/task_nommu.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c index 64a72e2e765..8f5c05d3dbd 100644 --- a/fs/proc/task_nommu.c +++ b/fs/proc/task_nommu.c | |||
| @@ -189,6 +189,7 @@ static void *m_start(struct seq_file *m, loff_t *pos) | |||
| 189 | priv->task = NULL; | 189 | priv->task = NULL; |
| 190 | return NULL; | 190 | return NULL; |
| 191 | } | 191 | } |
| 192 | down_read(&mm->mmap_sem); | ||
| 192 | 193 | ||
| 193 | /* start from the Nth VMA */ | 194 | /* start from the Nth VMA */ |
| 194 | for (p = rb_first(&mm->mm_rb); p; p = rb_next(p)) | 195 | for (p = rb_first(&mm->mm_rb); p; p = rb_next(p)) |