diff options
Diffstat (limited to '')
| -rw-r--r-- | debian/patches-rt/0001-net-Remove-conditional-threaded-NAPI-wakeup-based-on.patch | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/debian/patches-rt/0001-net-Remove-conditional-threaded-NAPI-wakeup-based-on.patch b/debian/patches-rt/0001-net-Remove-conditional-threaded-NAPI-wakeup-based-on.patch index ae507f979e..882e69292f 100644 --- a/debian/patches-rt/0001-net-Remove-conditional-threaded-NAPI-wakeup-based-on.patch +++ b/debian/patches-rt/0001-net-Remove-conditional-threaded-NAPI-wakeup-based-on.patch @@ -1,8 +1,8 @@ From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> -Date: Sat, 9 Mar 2024 10:05:09 +0100 +Date: Mon, 25 Mar 2024 08:40:28 +0100 Subject: [PATCH 1/4] net: Remove conditional threaded-NAPI wakeup based on task state. -Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/6.8/older/patches-6.8.2-rt11.tar.xz +Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/6.9/older/patches-6.9-rt5.tar.xz A NAPI thread is scheduled by first setting NAPI_STATE_SCHED bit. If successful (the bit was not yet set) then the NAPI_STATE_SCHED_THREADED @@ -24,7 +24,7 @@ Set NAPI_STATE_SCHED_THREADED unconditionally on wakeup and rely on it in the wait path by removing the `woken' condition. Acked-by: Jakub Kicinski <kuba@kernel.org> -Link: https://lore.kernel.org/r/20240309090824.2956805-2-bigeasy@linutronix.de +Link: https://lore.kernel.org/r/20240325074943.289909-2-bigeasy@linutronix.de Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> --- net/core/dev.c | 14 ++------------ @@ -32,7 +32,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> --- a/net/core/dev.c +++ b/net/core/dev.c -@@ -4452,13 +4452,7 @@ static inline void ____napi_schedule(str +@@ -4433,13 +4433,7 @@ static inline void ____napi_schedule(str */ thread = READ_ONCE(napi->thread); if (thread) { @@ -47,7 +47,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> wake_up_process(thread); return; } -@@ -6654,8 +6648,6 @@ static int napi_poll(struct napi_struct +@@ -6716,8 +6710,6 @@ static int napi_poll(struct napi_struct static int napi_thread_wait(struct napi_struct *napi) { @@ -56,7 +56,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> set_current_state(TASK_INTERRUPTIBLE); while (!kthread_should_stop()) { -@@ -6664,15 +6656,13 @@ static int napi_thread_wait(struct napi_ +@@ -6726,15 +6718,13 @@ static int napi_thread_wait(struct napi_ * Testing SCHED bit is not enough because SCHED bit might be * set by some other busy poll thread or by napi_disable(). */ |