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Wysocki" , Pavel Machek , Rob Herring Cc: Sandeep Tripathy , Atish Patra , Alistair Francis , Liush , Anup Patel , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Anup Patel Subject: [RFC PATCH v4 2/8] RISC-V: Rename relocate() and make it global Date: Mon, 17 May 2021 18:38:17 +0530 Message-Id: <20210517130823.796963-3-anup.patel@wdc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210517130823.796963-1-anup.patel@wdc.com> References: <20210517130823.796963-1-anup.patel@wdc.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [122.179.32.240] X-ClientProxiedBy: MA1PR0101CA0024.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:21::34) To CO6PR04MB7812.namprd04.prod.outlook.com (2603:10b6:303:138::6) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from wdc.com (122.179.32.240) by MA1PR0101CA0024.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:21::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4108.25 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?L0CeysElzwAiKFFsOItXgi1WmIv1R+A6hz6qL4X1ibdGUTOfmn4wZCaSR3Og?= =?us-ascii?Q?qDheGt1kuwVrHdKNS1Mv6cmMCX614QdvDiHbBr3G377CnuknX0e36esAn2Hd?= =?us-ascii?Q?P0QodzQXHIdUXDUJGFCtrIPuLTk8h5cbxTy6nFRKCNczylju1utwjmpnJMnI?= =?us-ascii?Q?8DxI5+sPWSaldGiqlpNDoL0W3vgvzKZwwTRSvVs/cbuxJysimdeyytgb5asm?= =?us-ascii?Q?xC14VC3C+vw1s3t9ExPSbZAa8SvrRA8P54x2NrO7S72oVmkodrsnuYJ+RaXz?= =?us-ascii?Q?iV7qeVRhq1fxPoqQaHxLKVmSFtL27M4MdyI5c0ychSmtCtN8tmdmC7H5VJjR?= =?us-ascii?Q?YyDR+g2aTVyQbxdvuI/FhwWZvb/it3Ts87R03tky9zbYr4auHcDYey66yQjk?= =?us-ascii?Q?eCuIN5yrp2e4KtHLaNU4fTMCCNTVLLnngyG4BH/MfaWtQmMz4hR+qYjfMr4z?= =?us-ascii?Q?BFDtw7elA6+HF1t+4HWS720AhSzvHE/ygSTV+8BnANXNjJl6tQx4A2ngboT8?= =?us-ascii?Q?EB1d07TR2AmocO6bKPd+BK/fRPcAetbafUWAgAX0l0VIuAgd5W4/MZzxTRgQ?= =?us-ascii?Q?95d5eEuIqj4QeZET/B1Il29bfBVmzGRYtJtNymKaDp8Mg6rwu00BUdXcWWdK?= =?us-ascii?Q?gYZOOf3uqEnhxguqeLUX+xnsPDOe9WayXy/U2PCgWpMDx+uKacBa0j8d9DWP?= =?us-ascii?Q?h0wFr/ZBiyfR8dW0+YpgGe1gOc4P/Gls/qkci7nApLhiedvepPCRG+Y7x6WU?= =?us-ascii?Q?F2R0uss/qRBwgQgarotXBKe1VKYtsrxKMyEJEpjk22iZ/0+fgWki0EkHLdkB?= =?us-ascii?Q?h0P1LZ6KU219dTDEpCb47f0Hu0qjaTp8WgTXgoYMv2VKVpdOr0lifdifxNto?= =?us-ascii?Q?zRgX3U6aZ28mQqoU1AM0I8c6ue0W4bR21IbywgEy4Rro03Pw3pLiNAwuEN7T?= =?us-ascii?Q?1QxC8BvwREDEUC84l//iJ2aEmXIFxXao08d6BH5VEzr4TbE/S7G+8QCmSMEx?= =?us-ascii?Q?5hjQIOZZ0mhQqqdAp7pr03AlE/n1QA19z5ipxNqyCaZA0aSla2nakKKEkj27?= =?us-ascii?Q?YtmGOim3g/fwukUdEEvB6ZiRzuUEfxceyqdSRlRE5kjMdW2On+6w9vUa7Mll?= =?us-ascii?Q?2Ro/UsP/XqyM8LvQ+xIPd/kmDVfb6awWOJceOIXn0oYSpZKMcmQb2xtknfLI?= =?us-ascii?Q?mrno8OzpgiGZolTwa50vN/wolabWPR+FI+VQLELzPnOjQ7XXnqxBbaZ7GMz0?= =?us-ascii?Q?fAgqlIvJg9/GCP+rM13kAa7rj3xCcZ69Fl1bhcbqeLQaWqBPuQLQflqAyvK5?= =?us-ascii?Q?Opom7VRxVAKm0qQ2OfRFh2ZF?= X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-Network-Message-Id: 33b08c30-3463-4ffc-6519-08d91935084f X-MS-Exchange-CrossTenant-AuthSource: CO6PR04MB7812.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 May 2021 13:09:41.4172 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: t2D8RI4graMwz/FyhxLdODKVIp7em+6KE3nQ0UUOzzXAOfP12Sg1Evf18g+f2K7y180Knd4KTNt3bUO5Mf3oAg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO6PR04MB7778 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The low-level relocate() function enables mmu and relocates execution to link-time addresses. We rename relocate() function to relocate_enable_mmu() function which is more informative. Also, the relocate_enable_mmu() function will be used in the resume path when a CPU wakes-up from a non-retentive suspend so we make it global symbol. Signed-off-by: Anup Patel --- arch/riscv/kernel/head.S | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/arch/riscv/kernel/head.S b/arch/riscv/kernel/head.S index 89cc58ab52b4..a44c0bc9c2f3 100644 --- a/arch/riscv/kernel/head.S +++ b/arch/riscv/kernel/head.S @@ -79,7 +79,8 @@ pe_head_start: .align 2 #ifdef CONFIG_MMU -relocate: + .global relocate_enable_mmu +relocate_enable_mmu: /* Relocate return address */ la a1, kernel_virt_addr XIP_FIXUP_OFFSET a1 @@ -174,7 +175,7 @@ secondary_start_common: /* Enable virtual memory and relocate to virtual address */ la a0, swapper_pg_dir XIP_FIXUP_OFFSET a0 - call relocate + call relocate_enable_mmu #endif call setup_trap_vector tail smp_callin @@ -311,7 +312,7 @@ clear_bss_done: #ifdef CONFIG_MMU la a0, early_pg_dir XIP_FIXUP_OFFSET a0 - call relocate + call relocate_enable_mmu #endif /* CONFIG_MMU */ call setup_trap_vector -- 2.25.1