X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=kernel%2Ffutex_compat.c;h=d49afb2395e5cab17dd85417c95741c60c12a4cf;hb=94c4fcec0144e032ef7d4ec761ab81d570b0bc2a;hp=235716556bf16ed9b97c19a9578ef24dec19edb1;hpb=a1cb9cd69750d6d62251393738efc02d252b67d3;p=~andy%2Flinux

diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c
index 235716556bf..d49afb2395e 100644
--- a/kernel/futex_compat.c
+++ b/kernel/futex_compat.c
@@ -146,7 +146,7 @@ compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
 		struct task_struct *p;
 
 		ret = -ESRCH;
-		read_lock(&tasklist_lock);
+		rcu_read_lock();
 		p = find_task_by_vpid(pid);
 		if (!p)
 			goto err_unlock;
@@ -157,7 +157,7 @@ compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
 		    !capable(CAP_SYS_PTRACE))
 			goto err_unlock;
 		head = p->compat_robust_list;
-		read_unlock(&tasklist_lock);
+		rcu_read_unlock();
 	}
 
 	if (put_user(sizeof(*head), len_ptr))
@@ -165,7 +165,7 @@ compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
 	return put_user(ptr_to_compat(head), head_ptr);
 
 err_unlock:
-	read_unlock(&tasklist_lock);
+	rcu_read_unlock();
 
 	return ret;
 }