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Diffstat (limited to 'net/mptcp/protocol.c')
-rw-r--r--net/mptcp/protocol.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index 2bc199549a88..5edc686faff1 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -947,6 +947,10 @@ static void __mptcp_update_wmem(struct sock *sk)
{
struct mptcp_sock *msk = mptcp_sk(sk);
+#ifdef CONFIG_LOCKDEP
+ WARN_ON_ONCE(!lockdep_is_held(&sk->sk_lock.slock));
+#endif
+
if (!msk->wmem_reserved)
return;
@@ -1085,10 +1089,20 @@ out:
static void __mptcp_clean_una_wakeup(struct sock *sk)
{
+#ifdef CONFIG_LOCKDEP
+ WARN_ON_ONCE(!lockdep_is_held(&sk->sk_lock.slock));
+#endif
__mptcp_clean_una(sk);
mptcp_write_space(sk);
}
+static void mptcp_clean_una_wakeup(struct sock *sk)
+{
+ mptcp_data_lock(sk);
+ __mptcp_clean_una_wakeup(sk);
+ mptcp_data_unlock(sk);
+}
+
static void mptcp_enter_memory_pressure(struct sock *sk)
{
struct mptcp_subflow_context *subflow;
@@ -2299,7 +2313,7 @@ static void __mptcp_retrans(struct sock *sk)
struct sock *ssk;
int ret;
- __mptcp_clean_una_wakeup(sk);
+ mptcp_clean_una_wakeup(sk);
dfrag = mptcp_rtx_head(sk);
if (!dfrag) {
if (mptcp_data_fin_enabled(msk)) {