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Wed, 13 Jan 2021 10:07:38 +0000 From: Anup Patel To: Atish Patra , Alistair Francis Subject: [PATCH 1/3] include: sbi: No need to pack struct sbi_trap_regs Date: Wed, 13 Jan 2021 15:36:55 +0530 Message-Id: <20210113100657.809754-2-anup.patel@wdc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210113100657.809754-1-anup.patel@wdc.com> References: <20210113100657.809754-1-anup.patel@wdc.com> X-Originating-IP: [122.179.74.246] X-ClientProxiedBy: MAXPR0101CA0027.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:d::13) To DM6PR04MB6201.namprd04.prod.outlook.com (2603:10b6:5:127::32) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from wdc.com (122.179.74.246) by MAXPR0101CA0027.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:d::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3763.10 via Frontend Transport; Wed, 13 Jan 2021 10:07:35 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: e2e80249-9ff1-4f82-cd02-08d8b7ab0e82 X-MS-TrafficTypeDiagnostic: DM5PR04MB3770: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: WDCIPOUTBOUND: EOP-TRUE X-MS-Oob-TLC-OOBClassifiers: OLM:1443; 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This also allows GCC to generate more optimized instruction sequence when accessing members of struct sbi_trap_regs. Reported-by: Paul Campbell Signed-off-by: Anup Patel Reviewed-by: Alistair Francis --- include/sbi/sbi_trap.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/sbi/sbi_trap.h b/include/sbi/sbi_trap.h index 04001df..5fb94f9 100644 --- a/include/sbi/sbi_trap.h +++ b/include/sbi/sbi_trap.h @@ -186,7 +186,7 @@ struct sbi_trap_regs { unsigned long mstatus; /** mstatusH register state (only for 32-bit) */ unsigned long mstatusH; -} __packed; +}; /** Representation of trap details */ struct sbi_trap_info { From patchwork Wed Jan 13 10:06:56 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anup Patel X-Patchwork-Id: 1425744 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2001:8b0:10b:1231::1; helo=merlin.infradead.org; envelope-from=opensbi-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; 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Wed, 13 Jan 2021 10:07:41 +0000 From: Anup Patel To: Atish Patra , Alistair Francis Subject: [PATCH 2/3] include: sbi: No need to pack struct sbi_scratch Date: Wed, 13 Jan 2021 15:36:56 +0530 Message-Id: <20210113100657.809754-3-anup.patel@wdc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210113100657.809754-1-anup.patel@wdc.com> References: <20210113100657.809754-1-anup.patel@wdc.com> X-Originating-IP: [122.179.74.246] X-ClientProxiedBy: MAXPR0101CA0027.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:d::13) To DM6PR04MB6201.namprd04.prod.outlook.com (2603:10b6:5:127::32) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from wdc.com (122.179.74.246) by MAXPR0101CA0027.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:d::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3763.10 via Frontend Transport; Wed, 13 Jan 2021 10:07:38 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: ca28a867-b7f0-42c9-454b-08d8b7ab104c X-MS-TrafficTypeDiagnostic: DM5PR04MB3770: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: WDCIPOUTBOUND: EOP-TRUE X-MS-Oob-TLC-OOBClassifiers: OLM:1443; 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This also allows GCC to generate more optimized instruction sequence when accessing members of struct sbi_scratch. Reported-by: Paul Campbell Signed-off-by: Anup Patel Reviewed-by: Alistair Francis --- include/sbi/sbi_scratch.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/sbi/sbi_scratch.h b/include/sbi/sbi_scratch.h index e7079f5..e35122b 100644 --- a/include/sbi/sbi_scratch.h +++ b/include/sbi/sbi_scratch.h @@ -71,7 +71,7 @@ struct sbi_scratch { unsigned long tmp0; /** Options for OpenSBI library */ unsigned long options; -} __packed; +}; /** Possible options for OpenSBI library */ enum sbi_scratch_options { From patchwork Wed Jan 13 10:06:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anup Patel X-Patchwork-Id: 1425745 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2001:8b0:10b:1231::1; helo=merlin.infradead.org; envelope-from=opensbi-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; 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Wed, 13 Jan 2021 10:07:44 +0000 From: Anup Patel To: Atish Patra , Alistair Francis Subject: [PATCH 3/3] include: sbi: Don't pack struct sbi_platform and sbi_platform_operations Date: Wed, 13 Jan 2021 15:36:57 +0530 Message-Id: <20210113100657.809754-4-anup.patel@wdc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210113100657.809754-1-anup.patel@wdc.com> References: <20210113100657.809754-1-anup.patel@wdc.com> X-Originating-IP: [122.179.74.246] X-ClientProxiedBy: MAXPR0101CA0027.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:d::13) To DM6PR04MB6201.namprd04.prod.outlook.com (2603:10b6:5:127::32) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from wdc.com (122.179.74.246) by MAXPR0101CA0027.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:d::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3763.10 via Frontend Transport; Wed, 13 Jan 2021 10:07:41 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 46a6ba39-f198-4fde-f22a-08d8b7ab120f X-MS-TrafficTypeDiagnostic: DM5PR04MB3770: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: WDCIPOUTBOUND: EOP-TRUE X-MS-Oob-TLC-OOBClassifiers: OLM:1002; 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This also allows GCC to generate more optimized instruction sequence when accessing members of struct sbi_platform and struct sbi_platform_operations. Reported-by: Paul Campbell Signed-off-by: Anup Patel Reviewed-by: Alistair Francis --- include/sbi/sbi_platform.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/include/sbi/sbi_platform.h b/include/sbi/sbi_platform.h index c252628..cc7e3ff 100644 --- a/include/sbi/sbi_platform.h +++ b/include/sbi/sbi_platform.h @@ -152,7 +152,7 @@ struct sbi_platform_operations { const struct sbi_trap_regs *regs, unsigned long *out_value, struct sbi_trap_info *out_trap); -} __packed; +}; /** Platform default per-HART stack size for exception/interrupt handling */ #define SBI_PLATFORM_DEFAULT_HART_STACK_SIZE 8192 @@ -199,7 +199,7 @@ struct sbi_platform { * 2. HART id < SBI_HARTMASK_MAX_BITS */ const u32 *hart_index2id; -} __packed; +}; /** Get pointer to sbi_platform for sbi_scratch pointer */ #define sbi_platform_ptr(__s) \