[PATCH 00/13 v3] idle performance improvements · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
[PATCH 01/13] powerpc/64s: idle move soft interrupt mask logic into C code · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [01/13] powerpc/64s: idle move soft interrupt mask logic into C code · Michael Ellerman <hidden> · 2017-06-19
[PATCH 02/13] powerpc/64s: idle hotplug lazy-irq simplification · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [02/13] powerpc/64s: idle hotplug lazy-irq simplification · Michael Ellerman <hidden> · 2017-06-19
[PATCH 03/13] powerpc/64s: idle process interrupts from system reset wakeup · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [PATCH 03/13] powerpc/64s: idle process interrupts from system reset wakeup · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [PATCH 03/13] powerpc/64s: idle process interrupts from system reset wakeup · Michael Ellerman <mpe@ellerman.id.au> · 2017-06-14
Re: [03/13] powerpc/64s: idle process interrupts from system reset wakeup · Michael Ellerman <hidden> · 2017-06-19
[PATCH 04/13] powerpc/64s: msgclr when handling doorbell exceptions · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [04/13] powerpc/64s: msgclr when handling doorbell exceptions · Michael Ellerman <hidden> · 2017-06-19
[PATCH 05/13] powerpc/64s: interrupt replay balance the return branch predictor · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [05/13] powerpc/64s: interrupt replay balance the return branch predictor · Michael Ellerman <hidden> · 2017-06-19
[PATCH 06/13] powerpc/64s: idle branch to handler with virtual mode offset · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [06/13] powerpc/64s: idle branch to handler with virtual mode offset · Michael Ellerman <hidden> · 2017-06-19
[PATCH 07/13] powerpc/64s: idle avoid SRR usage in idle sleep/wake paths · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [PATCH 07/13] powerpc/64s: idle avoid SRR usage in idle sleep/wake paths · Nicholas Piggin <npiggin@gmail.com> · 2017-06-15
Re: [07/13] powerpc/64s: idle avoid SRR usage in idle sleep/wake paths · Michael Ellerman <hidden> · 2017-06-19
[PATCH 08/13] powerpc/64s: idle hmi wakeup is unlikely · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [08/13] powerpc/64s: idle hmi wakeup is unlikely · Michael Ellerman <hidden> · 2017-06-19
[PATCH 09/13] powerpc/64s: cpuidle set polling before enabling irqs · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [PATCH 09/13] powerpc/64s: cpuidle set polling before enabling irqs · Michael Ellerman <mpe@ellerman.id.au> · 2017-06-14
Re: [PATCH 09/13] powerpc/64s: cpuidle set polling before enabling irqs · Nicholas Piggin <npiggin@gmail.com> · 2017-06-14
Re: [PATCH 09/13] powerpc/64s: cpuidle set polling before enabling irqs · Michael Ellerman <mpe@ellerman.id.au> · 2017-06-14
[PATCH 10/13] powerpc/64s: cpuidle read mostly for common globals · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
[PATCH 11/13] powerpc/64s: cpuidle no memory barrier after break from idle · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
[PATCH 12/13] powerpc/64: runlatch CTRL[RUN] set optimisation · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [PATCH 12/13] powerpc/64: runlatch CTRL[RUN] set optimisation · Michael Ellerman <mpe@ellerman.id.au> · 2017-06-14
Re: [PATCH 12/13] powerpc/64: runlatch CTRL[RUN] set optimisation · Nicholas Piggin <npiggin@gmail.com> · 2017-06-14
Re: [PATCH 12/13] powerpc/64: runlatch CTRL[RUN] set optimisation · Michael Ellerman <mpe@ellerman.id.au> · 2017-06-15
[PATCH 13/13] powerpc/64s: idle runlatch switch is done with MSR[EE]=0 · Nicholas Piggin <npiggin@gmail.com> · 2017-06-13
Re: [13/13] powerpc/64s: idle runlatch switch is done with MSR[EE]=0 · Michael Ellerman <hidden> · 2017-06-19

Re: [02/13] powerpc/64s: idle hotplug lazy-irq simplification

From: Michael Ellerman <hidden>
Date: 2017-06-19 12:25:40

On Tue, 2017-06-13 at 13:05:46 UTC, Nicholas Piggin wrote:

Rather than concern ourselves with any soft-mask logic in the CPU
hotplug handler, just hard disable interrupts. This ensures there
are no lazy-irqs pending, which means we can call directly to idle
instruction in order to sleep.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/2525db04d1cc53e1951143d1829aa7

cheers

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