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Sun, 10 Jan 2021 05:36:43 +0000 From: vanshikonda@os.amperecomputing.com To: linux-arm-kernel@lists.infradead.org Cc: will@kernel.org, linux-kernel@vger.kernel.org, catalin.marinas@arm.com, patches@amperecomputing.com, Vanshidhar Konda Subject: [PATCH] arm64: Kconfig: Increase NR_CPUS default to 512 Date: Sat, 9 Jan 2021 21:36:15 -0800 Message-Id: <20210110053615.3594358-1-vanshikonda@os.amperecomputing.com> X-Mailer: git-send-email 2.29.2 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [4.28.12.214] X-ClientProxiedBy: CY4PR14CA0033.namprd14.prod.outlook.com (2603:10b6:903:101::19) To DM6PR01MB4297.prod.exchangelabs.com (2603:10b6:5:2a::25) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from con01sys-r111.scc-lab.amperecomputing.com (4.28.12.214) by CY4PR14CA0033.namprd14.prod.outlook.com (2603:10b6:903:101::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3742.6 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?zVVF4iN+AEvcEfTbwQoKute+9mGXANkiXYCZCnidHtTtMy9f8MJKMBM+7yPQ?= =?us-ascii?Q?WlPzz4K7qKFe2phtLR6yYEMFpxjAUSLebOaDvs72CTt8cAy8cLxbwot7y9mS?= =?us-ascii?Q?jNXPVfpR3Ho3c2AT+XpRI5WVmpQqJEoAAjYSfhmldAzUqcahTmA41tyKaoS3?= =?us-ascii?Q?/ey/ucK1Lfk6H8mPxU3t/4VunZjBnXgZ2xRXwcOYPg/J778eNFd9pL0ASEfK?= =?us-ascii?Q?GmFv/BlsXKVefaD1N0X9rpz9M/A0XbE/2RjeZvudKqxYtKpvAQR44M5OzYgL?= =?us-ascii?Q?Hc0Pctbr5IqE0wkV5fJZbAIyaAyHMw9QVQeHp0bxbSmIWqCxvxRadxrVWk9m?= =?us-ascii?Q?ASeZGQSQzjfRsOgWqUXDo01yUEOy80D5JZ4yLKkmgJtQ3W8LUbbsWMKldSW8?= =?us-ascii?Q?YbwbgRQG2SRJAqGjNqM4RCdPd2cP52gcBoqyYFWCKW9U/qII4368D7uwdpcz?= =?us-ascii?Q?RDc9jeyo7p3SEB5o6JSd+YTwa6Rv1XSSQ/yLnzX1YdoDuXLNHxCCFtPJzJMI?= =?us-ascii?Q?ZDJELNw5lj7M0d7MpQIY5/zLKyaRWmEiqkZLIiu9b7v8OzzPPfPbJr0Sd5Dv?= =?us-ascii?Q?1J440uTleBLz2O+FDzvbceth63y1T0ELSGbdpxQn/q04YNioBIBaIt4qNppZ?= =?us-ascii?Q?nynbDvv3TVzgQB9ExIZDV4uSfPv3QGXE1R7pqWolINNOKe6JFKgSkIrH7G7N?= =?us-ascii?Q?VxguK9xtM+qQC31traRrDcm3wlkrhX3lqR+laxGyc93HDC+lXn8Q6wFpzJ/m?= =?us-ascii?Q?dNex/vPd9ZyGJKOot1JtLrbrrq1aTIO3BYBJT9DY7j49gicIhgIYKkJUd3g7?= =?us-ascii?Q?6dYcQXxFNsAqdQQIdoFFI8niRibcthnS9FLt/1N77kRIg8htxVBtuiD2yYu8?= =?us-ascii?Q?fO6k26LG/9CIHmNeeAFHeGLOBBW2wumKdZ0hVryZFtoURNP7iBK5iP3nUzI3?= =?us-ascii?Q?VhmMTppGzqzrZyfXb42ALygexwzIRsZ3tQt22O9+rh0=3D?= X-OriginatorOrg: os.amperecomputing.com X-MS-Exchange-CrossTenant-AuthSource: DM6PR01MB4297.prod.exchangelabs.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Jan 2021 05:36:42.4278 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3bc2b170-fd94-476d-b0ce-4229bdc904a7 X-MS-Exchange-CrossTenant-Network-Message-Id: 2f6af1f4-99e0-47f4-6400-08d8b529b664 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: gU8dM04m2HfFb25mIdoglWC0OjwP7u/H9+reEDicxN1BtLn6yWLYpOPKHxw6oPUgC9sM3rhDDKI7dNr6he3c034oSgxTiJXXkzCuJZ0hTEonAWkcOowHo7Tu5+ADsAc2 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR01MB4714 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Vanshidhar Konda Increase the default value of NR_CPUS to 512 from 256. This will enable the defconfig kernel to support platforms that have upto 512 cores. Signed-off-by: Vanshidhar Konda --- arch/arm64/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 05e17351e4f3..23fbbf413f58 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -983,7 +983,7 @@ config SCHED_SMT config NR_CPUS int "Maximum number of CPUs (2-4096)" range 2 4096 - default "256" + default "512" config HOTPLUG_CPU bool "Support for hot-pluggable CPUs" -- 2.29.2