2020-03-06 11:44:27 +00:00
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From 80511ff61a43b8db5ac26d665ef32b73cbc03471 Mon Sep 17 00:00:00 2001
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2019-01-11 14:52:15 +00:00
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From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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Date: Tue, 8 Jan 2019 12:31:06 +0100
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2020-04-09 19:44:24 +00:00
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Subject: [PATCH 102/328] sched/fair: Make the hrtimers non-hard again
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Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.106-rt46.tar.xz
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2019-01-11 14:52:15 +00:00
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Since commit "sched/fair: Robustify CFS-bandwidth timer locking" both
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hrtimer can run in softirq context because now interrupts are disabled
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as part of the locking procedure.
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Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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---
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2019-04-08 23:49:20 +00:00
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kernel/sched/fair.c | 4 ++--
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2019-01-11 14:52:15 +00:00
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1 file changed, 2 insertions(+), 2 deletions(-)
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2019-04-08 23:49:20 +00:00
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diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
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2020-02-21 18:07:43 +00:00
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index d801e6c763ee..27f9f9a785c1 100644
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2019-01-11 14:52:15 +00:00
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--- a/kernel/sched/fair.c
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+++ b/kernel/sched/fair.c
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2020-02-21 18:07:43 +00:00
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@@ -4930,9 +4930,9 @@ void init_cfs_bandwidth(struct cfs_bandwidth *cfs_b)
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2019-01-11 14:52:15 +00:00
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cfs_b->period = ns_to_ktime(default_cfs_period());
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INIT_LIST_HEAD(&cfs_b->throttled_cfs_rq);
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- hrtimer_init(&cfs_b->period_timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS_PINNED_HARD);
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+ hrtimer_init(&cfs_b->period_timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS_PINNED);
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cfs_b->period_timer.function = sched_cfs_period_timer;
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- hrtimer_init(&cfs_b->slack_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL_HARD);
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+ hrtimer_init(&cfs_b->slack_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
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cfs_b->slack_timer.function = sched_cfs_slack_timer;
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cfs_b->distribute_running = 0;
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}
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2020-01-03 23:36:11 +00:00
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--
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2020-04-09 19:44:24 +00:00
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2.25.1
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2020-01-03 23:36:11 +00:00
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