diff options
Diffstat (limited to 'debian/patches-rt/upstream-net-rt-remove-preemption-disabling-in-netif_rx.patch')
| -rw-r--r-- | debian/patches-rt/upstream-net-rt-remove-preemption-disabling-in-netif_rx.patch | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/debian/patches-rt/upstream-net-rt-remove-preemption-disabling-in-netif_rx.patch b/debian/patches-rt/upstream-net-rt-remove-preemption-disabling-in-netif_rx.patch index 57e4f0f09..4da37c1e0 100644 --- a/debian/patches-rt/upstream-net-rt-remove-preemption-disabling-in-netif_rx.patch +++ b/debian/patches-rt/upstream-net-rt-remove-preemption-disabling-in-netif_rx.patch @@ -1,7 +1,7 @@ Subject: net: Remove preemption disabling in netif_rx() From: Priyanka Jain <Priyanka.Jain@freescale.com> Date: Thu, 17 May 2012 09:35:11 +0530 -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 1)enqueue_to_backlog() (called from netif_rx) should be bind to a particluar CPU. This can be achieved by @@ -14,7 +14,7 @@ Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.2/older/patches-5. kfree_skb() is called. But in RT, kfree_skb() might gets scheduled out, so it expects non atomic context. -3)When CONFIG_PREEMPT_RT_FULL is not defined, +3)When CONFIG_PREEMPT_RT is not defined, migrate_enable(), migrate_disable() maps to preempt_enable() and preempt_disable(), so no change in functionality in case of non-RT. @@ -38,7 +38,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- a/net/core/dev.c +++ b/net/core/dev.c -@@ -4519,7 +4519,7 @@ static int netif_rx_internal(struct sk_b +@@ -4438,7 +4438,7 @@ static int netif_rx_internal(struct sk_b struct rps_dev_flow voidflow, *rflow = &voidflow; int cpu; @@ -47,7 +47,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de> rcu_read_lock(); cpu = get_rps_cpu(skb->dev, skb, &rflow); -@@ -4529,14 +4529,14 @@ static int netif_rx_internal(struct sk_b +@@ -4448,14 +4448,14 @@ static int netif_rx_internal(struct sk_b ret = enqueue_to_backlog(skb, cpu, &rflow->last_qtail); rcu_read_unlock(); |