Re: [PATCH v2 05/44] cpuidle,riscv: Push RCU-idle into driver

[PATCH v2 00/44] cpuidle,rcu: Clean up the mess · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 09/44] cpuidle,omap3: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 09/44] cpuidle,omap3: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-19
Re: [PATCH v2 09/44] cpuidle,omap3: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 09/44] cpuidle,omap3: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-20
Re: [PATCH v2 09/44] cpuidle,omap3: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-19
[PATCH v2 02/44] x86/idle: Replace x86_idle with a static_call · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 13/44] cpuidle: Fix ct_idle_*() usage · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 04/44] cpuidle: Move IRQ state validation · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 14/44] cpuidle,cpu_pm: Remove RCU fiddling from cpu_pm_{enter,exit}() · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 14/44] cpuidle,cpu_pm: Remove RCU fiddling from cpu_pm_{enter,exit}() · Ulf Hansson <hidden> · 2022-10-04
[PATCH v2 03/44] cpuidle/poll: Ensure IRQ state is invariant · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 03/44] cpuidle/poll: Ensure IRQ state is invariant · Frederic Weisbecker <frederic@kernel.org> · 2022-09-19
Re: [PATCH v2 03/44] cpuidle/poll: Ensure IRQ state is invariant · Peter Zijlstra <peterz@infradead.org> · 2022-09-20
Re: [PATCH v2 03/44] cpuidle/poll: Ensure IRQ state is invariant · Frederic Weisbecker <frederic@kernel.org> · 2022-09-20
[PATCH v2 11/44] cpuidle,omap4: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 11/44] cpuidle,omap4: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-20
[PATCH v2 05/44] cpuidle,riscv: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 05/44] cpuidle,riscv: Push RCU-idle into driver · Anup Patel <anup@brainfault.org> · 2022-09-19
Re: [PATCH v2 05/44] cpuidle,riscv: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-19
[PATCH v2 15/44] acpi_idle: Remove tracing · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 24/44] arm64,smp: Remove trace_.*_rcuidle() usage · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 19/44] cpuidle,intel_idle: Fix CPUIDLE_FLAG_INIT_XSTATE · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 26/44] time/tick-broadcast: Remove RCU_NONIDLE usage · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 17/44] objtool/idle: Validate __cpuidle code as noinstr · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 18/44] cpuidle,intel_idle: Fix CPUIDLE_FLAG_IRQ_ENABLE *again* · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 33/44] ftrace: WARN on rcuidle · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 33/44] ftrace: WARN on rcuidle · Steven Rostedt <rostedt@goodmis.org> · 2022-09-26
Re: [PATCH v2 33/44] ftrace: WARN on rcuidle · Mark Rutland <mark.rutland@arm.com> · 2022-10-04
[PATCH v2 39/44] cpuidle,clk: Remove trace_.*_rcuidle() · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 39/44] cpuidle,clk: Remove trace_.*_rcuidle() · Stephen Boyd <sboyd@kernel.org> · 2022-09-29
Re: [PATCH v2 39/44] cpuidle,clk: Remove trace_.*_rcuidle() · Ulf Hansson <hidden> · 2022-10-04
[PATCH v2 23/44] arm,smp: Remove trace_.*_rcuidle() usage · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 23/44] arm,smp: Remove trace_.*_rcuidle() usage · Ulf Hansson <hidden> · 2022-10-04
[PATCH v2 44/44] arm64,riscv,perf: Remove RCU_NONIDLE() usage · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 32/44] cpuidle,acpi: Make noinstr clean · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 38/44] cpuidle,powerdomain: Remove trace_.*_rcuidle() · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 38/44] cpuidle,powerdomain: Remove trace_.*_rcuidle() · Ulf Hansson <hidden> · 2022-10-04
[PATCH v2 41/44] intel_idle: Add force_irq_on module param · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 37/44] arm,omap2: Use WFI for omap2_pm_idle() · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 37/44] arm,omap2: Use WFI for omap2_pm_idle() · Tony Lindgren <tony@atomide.com> · 2022-09-27
[PATCH v2 28/44] cpuidle,mwait: Make noinstr clean · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 27/44] cpuidle,sched: Remove annotations from TIF_{POLLING_NRFLAG,NEED_RESCHED} · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 30/44] cpuidle,xenpv: Make more PARAVIRT_XXL noinstr clean · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 30/44] cpuidle,xenpv: Make more PARAVIRT_XXL noinstr clean · Juergen Gross <jgross@suse.com> · 2022-09-19
[PATCH v2 10/44] cpuidle,armada: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 10/44] cpuidle,armada: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-19
[PATCH v2 31/44] cpuidle,nospec: Make noinstr clean · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 01/44] x86/perf/amd: Remove tracing from perf_lopwr_cb() · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 16/44] cpuidle: Annotate poll_idle() · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 40/44] ubsan: Fix objtool UACCESS warns · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 20/44] cpuidle,intel_idle: Fix CPUIDLE_FLAG_IBRS · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 35/44] cpuidle,omap3: Push RCU-idle into omap_sram_idle() · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 07/44] cpuidle,psci: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 07/44] cpuidle,psci: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-19
Re: [PATCH v2 07/44] cpuidle,psci: Push RCU-idle into driver · Kajetan Puchalski <hidden> · 2022-09-21
Re: [PATCH v2 07/44] cpuidle,psci: Push RCU-idle into driver · Guo Ren <guoren@kernel.org> · 2022-09-22
[PATCH v2 06/44] cpuidle,tegra: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 06/44] cpuidle,tegra: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-19
[PATCH v2 43/44] sched: Always inline __this_cpu_preempt_check() · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 12/44] cpuidle,dt: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 12/44] cpuidle,dt: Push RCU-idle into driver · Ulf Hansson <hidden> · 2022-10-04
Re: [PATCH v2 12/44] cpuidle,dt: Push RCU-idle into driver · Ulf Hansson <hidden> · 2022-10-04
Re: [PATCH v2 12/44] cpuidle,dt: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-11-16
Re: [PATCH v2 12/44] cpuidle,dt: Push RCU-idle into driver · Ulf Hansson <hidden> · 2022-11-22
[PATCH v2 21/44] arch/idle: Change arch_cpu_idle() IRQ behaviour · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 21/44] arch/idle: Change arch_cpu_idle() IRQ behaviour · Guo Ren <guoren@kernel.org> · 2022-09-20
[PATCH v2 36/44] cpuidle,omap4: Push RCU-idle into omap4_enter_lowpower() · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 34/44] cpuidle,omap3: Use WFI for omap3_pm_idle() · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 42/44] entry,kasan,x86: Disallow overriding mem*() functions · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 22/44] x86/tdx: Remove TDX_HCALL_ISSUE_STI · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 29/44] cpuidle,tdx: Make tdx noinstr clean · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
[PATCH v2 25/44] printk: Remove trace_.*_rcuidle() usage · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 25/44] printk: Remove trace_.*_rcuidle() usage · Sergey Senozhatsky <senozhatsky@chromium.org> · 2022-09-20
[PATCH v2 08/44] cpuidle,imx6: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 08/44] cpuidle,imx6: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-19
Re: [PATCH v2 08/44] cpuidle,imx6: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 08/44] cpuidle,imx6: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-20
Re: [PATCH v2 08/44] cpuidle,imx6: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-20
Re: [PATCH v2 08/44] cpuidle,imx6: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-19
Re: [PATCH v2 08/44] cpuidle,imx6: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 08/44] cpuidle,imx6: Push RCU-idle into driver · Peter Zijlstra <peterz@infradead.org> · 2022-09-19
Re: [PATCH v2 08/44] cpuidle,imx6: Push RCU-idle into driver · Frederic Weisbecker <frederic@kernel.org> · 2022-09-19
Re: [PATCH v2 00/44] cpuidle,rcu: Clean up the mess · "Rafael J. Wysocki" <rafael@kernel.org> · 2022-09-19
Re: [PATCH v2 00/44] cpuidle,rcu: Clean up the mess · Frederic Weisbecker <frederic@kernel.org> · 2022-09-20
Re: [PATCH v2 00/44] cpuidle,rcu: Clean up the mess · Peter Zijlstra <peterz@infradead.org> · 2022-09-20
Re: [PATCH v2 00/44] cpuidle,rcu: Clean up the mess · Tony Lindgren <tony@atomide.com> · 2022-09-27
Re: [PATCH v2 00/44] cpuidle,rcu: Clean up the mess · Ulf Hansson <hidden> · 2022-10-04

From: Frederic Weisbecker <frederic@kernel.org>
Date: 2022-09-19 13:47:10
Also in: linux-acpi, linux-alpha, linux-arch, linux-arm-msm, linux-clk, linux-m68k, linux-mips, linux-omap, linux-perf-users, linux-pm, linux-riscv, linux-s390, linux-sh, linux-tegra, linux-um, lkml, loongarch, sparclinux

On Mon, Sep 19, 2022 at 11:59:44AM +0200, Peter Zijlstra wrote:

Doing RCU-idle outside the driver, only to then temporarily enable it
again, at least twice, before going idle is daft.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>

Reviewed-by: Frederic Weisbecker <frederic@kernel.org>

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