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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(-)

             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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