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Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; Received: from SATLEXMB04.amd.com (165.204.84.17) by CO1NAM11FT028.mail.protection.outlook.com (10.13.175.214) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.4930.15 via Frontend Transport; Thu, 27 Jan 2022 20:41:45 +0000 Received: from yaz-ethanolx.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.18; Thu, 27 Jan 2022 14:41:41 -0600 From: Yazen Ghannam To: CC: , , , , , , , Yazen Ghannam Subject: [PATCH v4 11/24] EDAC/amd64: Skip denormalization if no interleaving Date: Thu, 27 Jan 2022 20:41:02 +0000 Message-ID: <20220127204115.384161-12-yazen.ghannam@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220127204115.384161-1-yazen.ghannam@amd.com> References: <20220127204115.384161-1-yazen.ghannam@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: a0bd9119-e304-407c-ea77-08d9e1d56f4c X-MS-TrafficTypeDiagnostic: DM5PR12MB2407:EE_ X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:5516; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Jan 2022 20:41:45.9200 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a0bd9119-e304-407c-ea77-08d9e1d56f4c X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT028.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR12MB2407 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Denormalization doesn't apply to the "no interleaving" mode, so return early without error in this case. Signed-off-by: Yazen Ghannam --- Link: https://lore.kernel.org/r/20211028175728.121452-17-yazen.ghannam@amd.com v3->v4: * No change. v2->v3: * Was patch 17 in v2. v1->v2: * Moved from arch/x86 to EDAC. drivers/edac/amd64_edac.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 53d9c4b1c233..b75311acbe13 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -1203,6 +1203,10 @@ static int denormalize_addr(struct addr_ctx *ctx) u8 intlv_num_dies, intlv_num_chan, intlv_num_sockets; u8 num_intlv_bits, cs_mask = 0; + /* Return early if no interleaving. */ + if (ctx->intlv_mode == NONE) + return 0; + if (get_intlv_addr_bit(ctx)) return -EINVAL; -- 2.25.1