diff options
Diffstat (limited to 'debian/patches-rt/0200-net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch')
| -rw-r--r-- | debian/patches-rt/0200-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/0200-net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch b/debian/patches-rt/0200-net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch index 7d978f110..31ef66632 100644 --- a/debian/patches-rt/0200-net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch +++ b/debian/patches-rt/0200-net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch @@ -2,7 +2,7 @@ From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Date: Wed, 30 Mar 2016 13:36:29 +0200 Subject: [PATCH 200/353] net: dev: always take qdisc's busylock in __dev_xmit_skb() -Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=757a3eda61a32ec7b76e292e9ebdc78ec9efac93 +Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=07a4adaebe9b2f45b7f9e2a42138e8ca69d2aaeb 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 @@ -21,10 +21,10 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> 1 file changed, 4 insertions(+) diff --git a/net/core/dev.c b/net/core/dev.c -index 5ca7410f0885..f6443510a476 100644 +index 7a316f4ff13c..face03c32651 100644 --- a/net/core/dev.c +++ b/net/core/dev.c -@@ -3474,7 +3474,11 @@ static inline int __dev_xmit_skb(struct sk_buff *skb, struct Qdisc *q, +@@ -3476,7 +3476,11 @@ static inline int __dev_xmit_skb(struct sk_buff *skb, struct Qdisc *q, * This permits qdisc->running owner to get the lock more * often and dequeue packets faster. */ |