From: Frederic Weisbecker <frederic@kernel.org>
To: Thomas Gleixner <tglx@linutronix.de>,
Anna-Maria Behnsen <anna-maria@linutronix.de>
Cc: LKML <linux-kernel@vger.kernel.org>,
Frederic Weisbecker <frederic@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Juri Lelli <juri.lelli@redhat.com>
Subject: [PATCH 00/11] timer: Reduce timers softirq v3
Date: Fri, 17 Jul 2020 16:05:39 +0200 [thread overview]
Message-ID: <20200717140551.29076-1-frederic@kernel.org> (raw)
This set piggybacks the 3 patches that have been posted seperately
along the reviews.
Changes since v2:
1) Add "timer: Fix wheel index calculation on last level"
This one targets timers/urgent
2) Add "timer: Preserve higher bits of expiration on index calculation"
"timer: Move trigger_dyntick_cpu() to enqueue_timer()"
3) Rebase the series against the whole
4) Fix comments in "timer: Move trigger_dyntick_cpu() to enqueue_timer()"
as per Anna Maria's suggestion
5) Fix comments in "timer: Add comments about calc_index() ceiling work"
as per Thomas' suggestion
Please pull the timers/softirq-v3 branch that can be found at:
git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git
timers/softirq-v3
HEAD: f176eb2a146b422f78d81ec63273487c33b3011d
Thanks,
Frederic
---
Frederic Weisbecker (11):
timer: Fix wheel index calculation on last level
timer: Preserve higher bits of expiration on index calculation
timer: Move trigger_dyntick_cpu() to enqueue_timer()
timer: Add comments about calc_index() ceiling work
timer: Optimize _next_timer_interrupt() level iteration
timers: Always keep track of next expiry
timer: Reuse next expiry cache after nohz exit
timer: Expand clk forward logic beyond nohz
timer: Spare timer softirq until next expiry
timer: Remove must_forward_clk
timer: Lower base clock forwarding threshold
Anna-Maria Behnsen (1):
timers: Use only bucket expiry for base->next_expiry value
kernel/time/timer.c | 236 ++++++++++++++++++++--------------------------------
1 file changed, 92 insertions(+), 144 deletions(-)
next reply other threads:[~2020-07-17 14:05 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-17 14:05 Frederic Weisbecker [this message]
2020-07-17 14:05 ` [PATCH 01/12] timer: Fix wheel index calculation on last level Frederic Weisbecker
2020-07-17 19:49 ` [tip: timers/urgent] " tip-bot2 for Frederic Weisbecker
2020-07-17 14:05 ` [PATCH 02/12] timer: Preserve higher bits of expiration on index calculation Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] timers: " tip-bot2 for Frederic Weisbecker
2020-07-17 14:05 ` [PATCH 03/12] timers: Use only bucket expiry for base->next_expiry value Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] " tip-bot2 for Anna-Maria Behnsen
2020-07-17 14:05 ` [PATCH 04/12] timer: Move trigger_dyntick_cpu() to enqueue_timer() Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] timers: " tip-bot2 for Frederic Weisbecker
2020-07-17 14:05 ` [PATCH 05/12] timer: Add comments about calc_index() ceiling work Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] timers: " tip-bot2 for Frederic Weisbecker
2020-07-17 14:05 ` [PATCH 06/12] timer: Optimize _next_timer_interrupt() level iteration Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] timers: " tip-bot2 for Frederic Weisbecker
2020-07-17 14:05 ` [PATCH 07/12] timers: Always keep track of next expiry Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] " tip-bot2 for Frederic Weisbecker
2020-07-17 14:05 ` [PATCH 08/12] timer: Reuse next expiry cache after nohz exit Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] timers: " tip-bot2 for Frederic Weisbecker
2020-07-17 14:05 ` [PATCH 09/12] timer: Expand clk forward logic beyond nohz Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] timers: " tip-bot2 for Frederic Weisbecker
2020-07-17 14:05 ` [PATCH 10/12] timer: Spare timer softirq until next expiry Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] timers: " tip-bot2 for Frederic Weisbecker
2020-07-17 14:05 ` [PATCH 11/12] timer: Remove must_forward_clk Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] timers: " tip-bot2 for Frederic Weisbecker
2020-07-17 14:05 ` [PATCH 12/12] timer: Lower base clock forwarding threshold Frederic Weisbecker
2020-07-17 20:00 ` [tip: timers/core] timers: " tip-bot2 for Frederic Weisbecker
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