diff options
Diffstat (limited to 'debian/patches-rt/net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch')
| -rw-r--r-- | debian/patches-rt/net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/debian/patches-rt/net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch b/debian/patches-rt/net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch index a21605ca0..da0756a6f 100644 --- a/debian/patches-rt/net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch +++ b/debian/patches-rt/net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch @@ -1,7 +1,7 @@ From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Date: Wed, 30 Mar 2016 13:36:29 +0200 Subject: [PATCH] net: dev: always take qdisc's busylock in __dev_xmit_skb() -Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.2/older/patches-5.2.17-rt9.tar.xz +Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.4/older/patches-5.4.3-rt1.tar.xz The root-lock is dropped before dev_hard_start_xmit() is invoked and after setting the __QDISC___STATE_RUNNING bit. If this task is now pushed away @@ -21,11 +21,11 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> --- a/net/core/dev.c +++ b/net/core/dev.c -@@ -3509,7 +3509,11 @@ static inline int __dev_xmit_skb(struct +@@ -3426,7 +3426,11 @@ static inline int __dev_xmit_skb(struct * This permits qdisc->running owner to get the lock more * often and dequeue packets faster. */ -+#ifdef CONFIG_PREEMPT_RT_FULL ++#ifdef CONFIG_PREEMPT_RT + contended = true; +#else contended = qdisc_is_running(q); |