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-rw-r--r--kernel/livepatch/patch.c4
-rw-r--r--kernel/livepatch/transition.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/kernel/livepatch/patch.c b/kernel/livepatch/patch.c
index 82d584225dc6..7702cb4064fc 100644
--- a/kernel/livepatch/patch.c
+++ b/kernel/livepatch/patch.c
@@ -61,7 +61,7 @@ static void notrace klp_ftrace_handler(unsigned long ip,
61 ops = container_of(fops, struct klp_ops, fops); 61 ops = container_of(fops, struct klp_ops, fops);
62 62
63 /* 63 /*
64 * A variant of synchronize_sched() is used to allow patching functions 64 * A variant of synchronize_rcu() is used to allow patching functions
65 * where RCU is not watching, see klp_synchronize_transition(). 65 * where RCU is not watching, see klp_synchronize_transition().
66 */ 66 */
67 preempt_disable_notrace(); 67 preempt_disable_notrace();
@@ -72,7 +72,7 @@ static void notrace klp_ftrace_handler(unsigned long ip,
72 /* 72 /*
73 * func should never be NULL because preemption should be disabled here 73 * func should never be NULL because preemption should be disabled here
74 * and unregister_ftrace_function() does the equivalent of a 74 * and unregister_ftrace_function() does the equivalent of a
75 * synchronize_sched() before the func_stack removal. 75 * synchronize_rcu() before the func_stack removal.
76 */ 76 */
77 if (WARN_ON_ONCE(!func)) 77 if (WARN_ON_ONCE(!func))
78 goto unlock; 78 goto unlock;
diff --git a/kernel/livepatch/transition.c b/kernel/livepatch/transition.c
index 5bc349805e03..304d5eb8a98c 100644
--- a/kernel/livepatch/transition.c
+++ b/kernel/livepatch/transition.c
@@ -52,7 +52,7 @@ static DECLARE_DELAYED_WORK(klp_transition_work, klp_transition_work_fn);
52 52
53/* 53/*
54 * This function is just a stub to implement a hard force 54 * This function is just a stub to implement a hard force
55 * of synchronize_sched(). This requires synchronizing 55 * of synchronize_rcu(). This requires synchronizing
56 * tasks even in userspace and idle. 56 * tasks even in userspace and idle.
57 */ 57 */
58static void klp_sync(struct work_struct *work) 58static void klp_sync(struct work_struct *work)
@@ -175,7 +175,7 @@ void klp_cancel_transition(void)
175void klp_update_patch_state(struct task_struct *task) 175void klp_update_patch_state(struct task_struct *task)
176{ 176{
177 /* 177 /*
178 * A variant of synchronize_sched() is used to allow patching functions 178 * A variant of synchronize_rcu() is used to allow patching functions
179 * where RCU is not watching, see klp_synchronize_transition(). 179 * where RCU is not watching, see klp_synchronize_transition().
180 */ 180 */
181 preempt_disable_notrace(); 181 preempt_disable_notrace();