aboutsummaryrefslogtreecommitdiff
path: root/kernel/ptrace.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/ptrace.c')
-rw-r--r--kernel/ptrace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 88b306c4e84..f5cc1cec0fb 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -135,7 +135,7 @@ int ptrace_attach(struct task_struct *task)
(current->gid != task->sgid) ||
(current->gid != task->gid)) && !capable(CAP_SYS_PTRACE))
goto bad;
- rmb();
+ smp_rmb();
if (!task->mm->dumpable && !capable(CAP_SYS_PTRACE))
goto bad;
/* the same process cannot be attached many times */