From: Sudeep Holla <sudeep.holla@arm.com>
To: David Woodhouse <dwmw2@infradead.org>
Cc: linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org,
Paolo Bonzini <pbonzini@redhat.com>,
Jonathan Corbet <corbet@lwn.net>, Marc Zyngier <maz@kernel.org>,
Oliver Upton <oliver.upton@linux.dev>,
James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Lorenzo Pieralisi <lpieralisi@kernel.org>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Len Brown <len.brown@intel.com>, Pavel Machek <pavel@ucw.cz>,
Mostafa Saleh <smostafa@google.com>,
Jean-Philippe Brucker <jean-philippe@linaro.org>,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
kvmarm@lists.linux.dev, linux-pm@vger.kernel.org
Subject: Re: [RFC PATCH 2/2] arm64: Use SYSTEM_OFF2 PSCI call to power off for hibernate
Date: Wed, 13 Mar 2024 15:34:44 +0000 [thread overview]
Message-ID: <ZfHHlBgSNr8Qm22D@bogus> (raw)
In-Reply-To: <520ce28050c29cca754493f0595d4a64d45796ee.camel@infradead.org>
On Tue, Mar 12, 2024 at 04:36:05PM +0000, David Woodhouse wrote:
> On Tue, 2024-03-12 at 15:57 +0000, Sudeep Holla wrote:
> > Looked briefly at register_sys_off_handler and it should be OK to call
> > it from psci_init_system_off2() below. Any particular reason for having
> > separate initcall to do this ? We can even eliminate the need for
> > psci_init_system_off2 if it can be called from there. What am I missing ?
>
> My first attempt did that. I don't think we can kmalloc that early:
>
That was was initial guess. But a quick hack on my setup and running it on
the FVP model didn't complain. I think either I messed up or something else
wrong, I must check on some h/w. Anyways sorry for the noise and thanks for
the response.
--
Regards,
Sudeep
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next prev parent reply other threads:[~2024-03-13 15:35 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-12 13:51 [RFC PATCH 0/2] Add PSCI v1.3 SYSTEM_OFF2 support for hibernation David Woodhouse
2024-03-12 13:51 ` [RFC PATCH 1/2] KVM: arm64: Add PSCI SYSTEM_OFF2 function " David Woodhouse
2024-03-12 15:36 ` Marc Zyngier
2024-03-12 17:06 ` David Woodhouse
2024-03-12 15:47 ` Oliver Upton
2024-03-13 12:53 ` David Woodhouse
2024-03-13 19:42 ` Oliver Upton
2024-03-13 23:01 ` David Woodhouse
2024-03-12 13:51 ` [RFC PATCH 2/2] arm64: Use SYSTEM_OFF2 PSCI call to power off for hibernate David Woodhouse
2024-03-12 15:57 ` Sudeep Holla
2024-03-12 16:36 ` David Woodhouse
2024-03-13 15:34 ` Sudeep Holla [this message]
2024-03-14 11:09 ` Sudeep Holla
2024-03-14 11:27 ` David Woodhouse
2024-03-12 15:24 ` [RFC PATCH 0/2] Add PSCI v1.3 SYSTEM_OFF2 support for hibernation Marc Zyngier
2024-03-12 17:01 ` David Woodhouse
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