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DIR:OUT; SFP:1102; SCL:1; SRVR:CY4PR21MB0840; H:CY4PR21MB0776.namprd21.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Alexander.Levin@microsoft.com; x-microsoft-antispam-message-info: efHN+zkKhWKvAkIUpp8BMHRpn0flnynEEjx/Nxfc9NZIfUcIU/hBinnS5XMaIS53G/gSttLn5jynbR03MtCG1wdXU/SrqUiUyOSdxqmuWtm4OnsKsREmtYEHJ0zSHmw6mt/y7yL1ek5cpnCHlE2gt1rJIeBvxQJzcsThrM2vvQaO/bS8rCIVdAQIo1/a7mobRO6pxbkpL4R2PRU4iDyTz97ZREGdSOPoLkGZZSP09PuRDmOD38DGm4nu1kR8vibypUAH3cal6VnQM7VklmOIJX0CRKwLP/Md4bLejvI5T4S7J94PAf0Y6FWksulOhNUgrq13lJv/S0WU2Ggm3ssUUZBXdRLbZt0q1LZyqS8zgpI= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: f6609983-3466-4ac9-c69f-08d61aaabaf0 X-MS-Exchange-CrossTenant-originalarrivaltime: 15 Sep 2018 01:29:50.1826 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR21MB0840 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Viresh Kumar [ Upstream commit af0e09d0c6762e486b0eb5cc4737396964c34fad ] The cooling device properties, like "#cooling-cells" and "dynamic-power-coefficient", should either be present for all the CPUs of a cluster or none. If these are present only for a subset of CPUs of a cluster then things will start falling apart as soon as the CPUs are brought online in a different order. For example, this will happen because the operating system looks for such properties in the CPU node it is trying to bring up, so that it can register a cooling device. Add such missing properties. Signed-off-by: Viresh Kumar Signed-off-by: Masahiro Yamada Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi | 2 ++ 1 file changed, 2 insertions(+) -- 2.17.1 diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi b/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi index 0298bd0d0e1a..caf112629caa 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi +++ b/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi @@ -58,6 +58,7 @@ clocks = <&sys_clk 32>; enable-method = "psci"; operating-points-v2 = <&cluster0_opp>; + #cooling-cells = <2>; }; cpu2: cpu@100 { @@ -77,6 +78,7 @@ clocks = <&sys_clk 33>; enable-method = "psci"; operating-points-v2 = <&cluster1_opp>; + #cooling-cells = <2>; }; };