From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-186.mta0.migadu.com (out-186.mta0.migadu.com [91.218.175.186]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 70DE51D0E28 for ; Fri, 25 Oct 2024 22:12:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.186 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729894380; cv=none; b=VN+1q2Tq/D4JBGNQpMWln0ITt05PXLC15wh9lIXVDuwzvwYRjmzAqQuYH9vl8iuJ2p/2v1wIQgVoTOSwnnM+c5/Vec6kw2qwTg6dl6hfLyOeVCQt4BZex7na8BhfH9rP2Hnw6oRo6J85+//RJ4HRrK/8UnPF+sfgYBbAHKhpkQM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729894380; c=relaxed/simple; bh=wLE7gbHS/zil2nem3fEemkkOYe/GUpOOrZThEvr7q0s=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Wm8qh/hTCCXGyBpTL6QdkVuiVHJ6NOmDQiKKNC6AqnlwbEOsUjzanehvs5HIRTZKNIWHy27SOWWbahtHeuOBD3amPnK+Cvg6bq9PUnMWOj/7kEVNdTZRs2JIUzi25aQtUsx9pJ2xETlj6/lOxCcfh6fK7xUULSr/A+9U5vtlQkE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=GsqKIeiV; arc=none smtp.client-ip=91.218.175.186 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="GsqKIeiV" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1729894375; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zT1JrWE0wCzIdFq3Ykrqf07oSRTFil0hjG6CI7HG/ls=; b=GsqKIeiVrOjDeIqr8pui3jQ5t9ZLl0riwXzeEm3iMypLtUcBfhsFMieprt7Jp5OCC0vXYD VeR8QxXxWX+5gPplyWcBcmvxVFiiLWnU3/GseaivcagIBJbS3cu7H4+xzUuK/o30WeNPCG EK6wMoMIt90L9dhTT5SxTL+0e1zn780= From: Oliver Upton To: Zenghui Yu , James Morse , linux-doc@vger.kernel.org, David Woodhouse , Marc Zyngier , Jonathan Corbet , kvmarm@lists.linux.dev, Len Brown , Mark Rutland , linux-kernel@vger.kernel.org, Pavel Machek , Shuah Khan , kvm@vger.kernel.org, Suzuki K Poulose , David Woodhouse , Miguel Luis , Will Deacon , "Rafael J. Wysocki" , Catalin Marinas , Paolo Bonzini , linux-kselftest@vger.kernel.org, Francesco Lavra , Lorenzo Pieralisi , linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Oliver Upton Subject: Re: (subset) [PATCH v6 0/6] Add PSCI v1.3 SYSTEM_OFF2 support for hibernation Date: Fri, 25 Oct 2024 22:12:41 +0000 Message-ID: <172989416837.3684225.4795897590830335669.b4-ty@linux.dev> In-Reply-To: <20241019172459.2241939-1-dwmw2@infradead.org> References: <20241019172459.2241939-1-dwmw2@infradead.org> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT On Sat, 19 Oct 2024 18:15:41 +0100, David Woodhouse wrote: > The PSCI v1.3 spec (https://developer.arm.com/documentation/den0022) > adds support for a SYSTEM_OFF2 function enabling a HIBERNATE_OFF state > which is analogous to ACPI S4. This will allow hosting environments to > determine that a guest is hibernated rather than just powered off, and > ensure that they preserve the virtual environment appropriately to > allow the guest to resume safely (or bump the hardware_signature in the > FACS to trigger a clean reboot instead). > > [...] I grabbed the KVM portions of this series, as they look ready to go. Happy to take the last one through kvmarm tree w/ acks, and can toss it on top. Applied to kvmarm/next, thanks! [1/6] firmware/psci: Add definitions for PSCI v1.3 specification https://git.kernel.org/kvmarm/kvmarm/c/2f2d46959808 [2/6] KVM: arm64: Add PSCI v1.3 SYSTEM_OFF2 function for hibernation https://git.kernel.org/kvmarm/kvmarm/c/97413cea1c48 [3/6] KVM: arm64: Add support for PSCI v1.2 and v1.3 https://git.kernel.org/kvmarm/kvmarm/c/8be82d536a9f [4/6] KVM: selftests: Add test for PSCI SYSTEM_OFF2 https://git.kernel.org/kvmarm/kvmarm/c/72be5aa6be4a [5/6] KVM: arm64: nvhe: Pass through PSCI v1.3 SYSTEM_OFF2 call https://git.kernel.org/kvmarm/kvmarm/c/94f985c39a1e -- Best, Oliver