From: Will Deacon <will@kernel.org>
To: Ankur Arora <ankur.a.arora@oracle.com>
Cc: linux-pm@vger.kernel.org, kvm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
catalin.marinas@arm.com, tglx@linutronix.de, mingo@redhat.com,
bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org,
hpa@zytor.com, pbonzini@redhat.com, vkuznets@redhat.com,
rafael@kernel.org, daniel.lezcano@linaro.org,
peterz@infradead.org, arnd@arndb.de, lenb@kernel.org,
mark.rutland@arm.com, harisokn@amazon.com, mtosatti@redhat.com,
sudeep.holla@arm.com, cl@gentwo.org, maz@kernel.org,
misono.tomohiro@fujitsu.com, maobibo@loongson.cn,
zhenglifeng1@huawei.com, joao.m.martins@oracle.com,
boris.ostrovsky@oracle.com, konrad.wilk@oracle.com
Subject: Re: [PATCH v9 00/15] arm64: support poll_idle()
Date: Tue, 21 Jan 2025 09:55:58 +0000 [thread overview]
Message-ID: <20250121095558.GA20954@willie-the-truck> (raw)
In-Reply-To: <8734hd89ze.fsf@oracle.com>
On Mon, Jan 20, 2025 at 01:13:25PM -0800, Ankur Arora wrote:
>
> Ankur Arora <ankur.a.arora@oracle.com> writes:
>
> > This patchset adds support for polling in idle via poll_idle() on
> > arm64.
> >
> > There are two main changes in this version:
> >
> > 1. rework the series to take Catalin Marinas' comments on the semantics
> > of smp_cond_load_relaxed() (and how earlier versions of this
> > series were abusing them) into account.
>
> There was a recent series adding resilient spinlocks which might also have
> use for an smp_cond_load_{acquire,release}_timeout() interface.
> (https://lore.kernel.org/lkml/20250107192202.GA36003@noisy.programming.kicks-ass.net/)
Urgh, that reminds me that I need to go look at that...
Will
prev parent reply other threads:[~2025-01-21 9:57 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-07 19:08 [PATCH v9 00/15] arm64: support poll_idle() Ankur Arora
2024-11-07 19:08 ` [PATCH v9 01/15] asm-generic: add barrier smp_cond_load_relaxed_timeout() Ankur Arora
2024-11-08 2:33 ` Christoph Lameter (Ampere)
2024-11-08 7:53 ` Ankur Arora
2024-11-08 19:41 ` Christoph Lameter (Ampere)
2024-11-08 22:15 ` Ankur Arora
2024-11-12 16:50 ` Christoph Lameter (Ampere)
2024-11-14 17:22 ` Catalin Marinas
2024-11-15 0:28 ` Ankur Arora
2024-11-26 5:01 ` Ankur Arora
2024-11-26 10:36 ` Catalin Marinas
2024-11-07 19:08 ` [PATCH v9 02/15] cpuidle/poll_state: poll via smp_cond_load_relaxed_timeout() Ankur Arora
2024-11-07 19:08 ` [PATCH v9 03/15] cpuidle: rename ARCH_HAS_CPU_RELAX to ARCH_HAS_OPTIMIZED_POLL Ankur Arora
2024-11-07 19:08 ` [PATCH v9 04/15] Kconfig: move ARCH_HAS_OPTIMIZED_POLL to arch/Kconfig Ankur Arora
2024-11-07 19:08 ` [PATCH v9 05/15] arm64: barrier: add support for smp_cond_relaxed_timeout() Ankur Arora
2024-12-10 13:50 ` Will Deacon
2024-12-10 20:14 ` Ankur Arora
2024-11-07 19:08 ` [PATCH v9 06/15] arm64: define TIF_POLLING_NRFLAG Ankur Arora
2024-11-07 19:08 ` [PATCH v9 07/15] arm64: add support for polling in idle Ankur Arora
2024-11-07 19:08 ` [PATCH v9 08/15] ACPI: processor_idle: Support polling state for LPI Ankur Arora
2024-11-07 19:08 ` [PATCH v9 09/15] cpuidle-haltpoll: define arch_haltpoll_want() Ankur Arora
2024-11-07 19:08 ` [PATCH v9 10/15] governors/haltpoll: drop kvm_para_available() check Ankur Arora
2024-11-07 19:08 ` [PATCH v9 11/15] cpuidle-haltpoll: condition on ARCH_CPUIDLE_HALTPOLL Ankur Arora
2024-11-07 19:08 ` [PATCH v9 12/15] arm64: idle: export arch_cpu_idle Ankur Arora
2024-11-07 19:08 ` [PATCH v9 13/15] arm64: support cpuidle-haltpoll Ankur Arora
2024-11-07 19:08 ` [RFC PATCH v9 14/15] arm64/delay: move some constants out to a separate header Ankur Arora
2024-11-08 2:25 ` Christoph Lameter (Ampere)
2024-11-08 7:49 ` Ankur Arora
2024-11-07 19:08 ` [RFC PATCH v9 15/15] arm64: support WFET in smp_cond_relaxed_timeout() Ankur Arora
2025-01-07 5:23 ` [PATCH v9 00/15] arm64: support poll_idle() Ankur Arora
2025-01-20 21:13 ` Ankur Arora
2025-01-21 9:55 ` Will Deacon [this message]
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