diff options
Diffstat (limited to 'debian/patches-rt/softirq-Use-a-dedicated-thread-for-timer-wakeups.patch')
| -rw-r--r-- | debian/patches-rt/softirq-Use-a-dedicated-thread-for-timer-wakeups.patch | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/debian/patches-rt/softirq-Use-a-dedicated-thread-for-timer-wakeups.patch b/debian/patches-rt/softirq-Use-a-dedicated-thread-for-timer-wakeups.patch index fdfc59c52e..4b78fdfd15 100644 --- a/debian/patches-rt/softirq-Use-a-dedicated-thread-for-timer-wakeups.patch +++ b/debian/patches-rt/softirq-Use-a-dedicated-thread-for-timer-wakeups.patch @@ -1,7 +1,7 @@ From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Date: Wed, 1 Dec 2021 17:41:09 +0100 Subject: [PATCH] softirq: Use a dedicated thread for timer wakeups. -Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/6.9/older/patches-6.9-rt5.tar.xz +Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/6.10/older/patches-6.10.2-rt14.tar.xz A timer/hrtimer softirq is raised in-IRQ context. With threaded interrupts enabled or on PREEMPT_RT this leads to waking the ksoftirqd @@ -191,7 +191,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> early_initcall(spawn_ksoftirqd); --- a/kernel/time/hrtimer.c +++ b/kernel/time/hrtimer.c -@@ -1812,7 +1812,7 @@ void hrtimer_interrupt(struct clock_even +@@ -1809,7 +1809,7 @@ void hrtimer_interrupt(struct clock_even if (!ktime_before(now, cpu_base->softirq_expires_next)) { cpu_base->softirq_expires_next = KTIME_MAX; cpu_base->softirq_activated = 1; @@ -200,7 +200,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> } __hrtimer_run_queues(cpu_base, now, flags, HRTIMER_ACTIVE_HARD); -@@ -1925,7 +1925,7 @@ void hrtimer_run_queues(void) +@@ -1904,7 +1904,7 @@ void hrtimer_run_queues(void) if (!ktime_before(now, cpu_base->softirq_expires_next)) { cpu_base->softirq_expires_next = KTIME_MAX; cpu_base->softirq_activated = 1; @@ -211,7 +211,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> __hrtimer_run_queues(cpu_base, now, flags, HRTIMER_ACTIVE_HARD); --- a/kernel/time/timer.c +++ b/kernel/time/timer.c -@@ -2466,7 +2466,7 @@ static void run_local_timers(void) +@@ -2465,7 +2465,7 @@ static void run_local_timers(void) /* Raise the softirq only if required. */ if (time_after_eq(jiffies, base->next_expiry) || (i == BASE_DEF && tmigr_requires_handle_remote())) { |