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From: "Rafael J. Wysocki" <rafael@kernel.org>
To: Sudeep Holla <sudeep.holla@arm.com>
Cc: ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
	"Rafael J . Wysocki" <rjw@rjwysocki.net>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Jeremy Linton <jeremy.linton@arm.com>,
	Morten Rasmussen <morten.rasmussen@arm.com>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Hanjun Guo <hanjun.guo@linaro.org>,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	Will Deacon <will.deacon@arm.com>
Subject: Re: [PATCH v2 3/3] arm64: disable ACPI PPTT support temporarily
Date: Tue, 5 Jun 2018 17:02:19 +0200	[thread overview]
Message-ID: <CAJZ5v0hn+sya29bZJzksDEDt2QPZDY36Hwn=ckw3ikTGp7T1Zw@mail.gmail.com> (raw)
In-Reply-To: <1528209304-3280-3-git-send-email-sudeep.holla@arm.com>

On Tue, Jun 5, 2018 at 4:35 PM, Sudeep Holla <sudeep.holla@arm.com> wrote:
> Currently, ARM64 doesn't support updating the CPU topology masks on
> CPU hotplug operations. ACPI PPTT support rely on that missing feature
> which is technically not incorrect. Instead of reverting all the PPTT
> support, let's keep it simple and disable ACPI PPTT support on ARM64
> for time-being until the topology updates are added for CPU hotplug
> operations.

When is that going to happen?

Nobody else uses PPTT now.

  reply	other threads:[~2018-06-05 15:02 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-05 14:35 [PATCH v2 1/3] Revert "arm64: topology: divorce MC scheduling domain from core_siblings" Sudeep Holla
2018-06-05 14:35 ` [PATCH v2 2/3] ACPI / PPTT: fix build when CONFIG_ACPI_PPTT is not enabled Sudeep Holla
2018-06-05 15:00   ` Rafael J. Wysocki
2018-06-05 15:33     ` Sudeep Holla
2018-06-05 16:12       ` Rafael J. Wysocki
2018-06-05 16:18         ` Sudeep Holla
2018-06-05 16:20           ` Rafael J. Wysocki
2018-06-05 17:08   ` Catalin Marinas
2018-06-05 14:35 ` [PATCH v2 3/3] arm64: disable ACPI PPTT support temporarily Sudeep Holla
2018-06-05 15:02   ` Rafael J. Wysocki [this message]
2018-06-05 15:27     ` Sudeep Holla
2018-06-05 16:38       ` Jeremy Linton

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