diff options
Diffstat (limited to 'fs/proc/base.c')
| -rw-r--r-- | fs/proc/base.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c index c1a960c5d..a25126e77 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -64,7 +64,7 @@ static int proc_exe_link(struct inode *inode, struct dentry **dentry, struct vfs task_unlock(task); if (!mm) goto out; - down(&mm->mmap_sem); + down_read(&mm->mmap_sem); vma = mm->mmap; while (vma) { if ((vma->vm_flags & VM_EXECUTABLE) && @@ -76,7 +76,7 @@ static int proc_exe_link(struct inode *inode, struct dentry **dentry, struct vfs } vma = vma->vm_next; } - up(&mm->mmap_sem); + up_read(&mm->mmap_sem); mmput(mm); out: return result; |