From: Tom Herbert <tom@quantonium.net>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, dvyukov@google.com, ozgur@goosey.org,
rohit@quantonium.net, Tom Herbert <tom@quantonium.net>
Subject: [PATCH net 1/2] sock: Add sock_owned_by_user_nocheck
Date: Thu, 28 Dec 2017 11:00:43 -0800 [thread overview]
Message-ID: <20171228190044.3748-2-tom@quantonium.net> (raw)
In-Reply-To: <20171228190044.3748-1-tom@quantonium.net>
This allows checking socket lock ownership with producing lockdep
warnings.
Signed-off-by: Tom Herbert <tom@quantonium.net>
---
include/net/sock.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/net/sock.h b/include/net/sock.h
index 9155da422692..7a7b14e9628a 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1514,6 +1514,11 @@ static inline bool sock_owned_by_user(const struct sock *sk)
return sk->sk_lock.owned;
}
+static inline bool sock_owned_by_user_nocheck(const struct sock *sk)
+{
+ return sk->sk_lock.owned;
+}
+
/* no reclassification while locks are held */
static inline bool sock_allow_reclassification(const struct sock *csk)
{
--
2.11.0
next prev parent reply other threads:[~2017-12-28 19:01 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-28 19:00 [PATCH net 0/2] strparser: Fix lockdep issue Tom Herbert
2017-12-28 19:00 ` Tom Herbert [this message]
2017-12-28 19:00 ` [PATCH net 2/2] strparser: Call sock_owned_by_user_nocheck Tom Herbert
2017-12-28 19:29 ` [PATCH net 0/2] strparser: Fix lockdep issue David Miller
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