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Thu, 22 Nov 2018 11:04:13 +0000 From: Jerin Jacob To: Joyce Kong CC: "dev@dpdk.org" , "thomas@monjalon.net" , "Honnappa.Nagarahalli@arm.com" , "gavin.hu@arm.com" , "nd@arm.com" , "stable@dpdk.org" Thread-Topic: [PATCH v4] config: enable more than 128 cores for Arm64 platform Thread-Index: AQHUgjYxd4vmsE+2g0O1bFumscCV16VbobmA Date: Thu, 22 Nov 2018 11:04:13 +0000 Message-ID: <20181122110359.GA14060@jerin> References: <1542870074-142423-1-git-send-email-joyce.kong@arm.com> <1542872227-143453-1-git-send-email-joyce.kong@arm.com> In-Reply-To: <1542872227-143453-1-git-send-email-joyce.kong@arm.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [115.113.156.3] x-clientproxiedby: PN1PR0101CA0057.INDPRD01.PROD.OUTLOOK.COM (2603:1096:c00:d::19) To BYAPR07MB4997.namprd07.prod.outlook.com (2603:10b6:a03:5b::22) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Jerin.JacobKollanukkaran@cavium.com; x-ms-exchange-messagesentrepresentingtype: 1 x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; 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DIR:OUT; SFP:1101; SCL:1; SRVR:BYAPR07MB4840; H:BYAPR07MB4997.namprd07.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: cavium.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: eazOH0O4LTZSwP9QGJ7tuUaa2kk8h1cHaXMgnf1iWpu/tkQjbepcen3JYaoigDHuV46gzXNWZjnuljcHTE/cstdxBvGaC16mJVIbU/Wj/OcIhuJ5wX/eiT7rNRIYeaanB63/WS3CXHF5XJajo1JemLwHj53q2uECqNRcF9Nk7bYHdAyVL25H8/1ZwH+Ux8wFT5nlyAvhiSQg/9s3zmOI2nWloW/C+R/b5y6QTzngC1ERpqYKeiQGPm3JKVON4SvwE8Jd95YAqGObb2K1e7lSplweE9Wseko4H2PIFbA64iRlD4Pbinx7r7NRe0NDFDltafj32zYYZYnSNL1THDEYKzb4u83hdza1kGOm7Qm8zXQ= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" Content-ID: <9DEA2E58BD6E4D43B8EE3FC0FB0C3C11@namprd07.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: caviumnetworks.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7b5b0dd1-51be-4a3d-fb21-08d6506a3c9e X-MS-Exchange-CrossTenant-originalarrivaltime: 22 Nov 2018 11:04:13.8875 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 711e4ccf-2e9b-4bcf-a551-4094005b6194 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR07MB4840 Subject: Re: [dpdk-dev] [PATCH v4] config: enable more than 128 cores for Arm64 platform X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 22 Nov 2018 11:04:17 -0000 -----Original Message----- > Date: Thu, 22 Nov 2018 15:37:07 +0800 > From: Joyce Kong > To: dev@dpdk.org > CC: thomas@monjalon.net, jerin.jacob@caviumnetworks.com, > Honnappa.Nagarahalli@arm.com, gavin.hu@arm.com, nd@arm.com, > stable@dpdk.org > Subject: [PATCH v4] config: enable more than 128 cores for Arm64 platform > X-Mailer: git-send-email 2.7.4 >=20 >=20 > When running dpdk applications on cores whose ids are bigger > than original max_core setting, eal error as below: > EAL: Detected 104 lcore(s) > EAL: Detected 2 NUMA nodes > EAL: invalid core list > -l CORELIST core indexes between 0 and 128 >=20 > The fix is to increase max_core to 256 on Arm64 platform. >=20 > Fixes: b3ce00e5 ("mk: introduce ARMv8 architecture") > Cc: stable@dpdk.org >=20 > Signed-off-by: Joyce Kong > Reviewed-by: Gavin Hu Acked-by: Jerin Jacob > --- > config/arm/meson.build | 1 + > config/defconfig_arm64-armv8a-linuxapp-gcc | 1 + > 2 files changed, 2 insertions(+) >=20 > diff --git a/config/arm/meson.build b/config/arm/meson.build > index b755138..3f91725 100644 > --- a/config/arm/meson.build > +++ b/config/arm/meson.build > @@ -46,6 +46,7 @@ flags_common_default =3D [ >=20 > flags_generic =3D [ > ['RTE_MACHINE', '"armv8a"'], > + ['RTE_MAX_LCORE', 256], > ['RTE_CACHE_LINE_SIZE', 128]] > flags_cavium =3D [ > ['RTE_MACHINE', '"thunderx"'], > diff --git a/config/defconfig_arm64-armv8a-linuxapp-gcc b/config/defconfi= g_arm64-armv8a-linuxapp-gcc > index 1842744..a6ed90c 100644 > --- a/config/defconfig_arm64-armv8a-linuxapp-gcc > +++ b/config/defconfig_arm64-armv8a-linuxapp-gcc > @@ -6,3 +6,4 @@ >=20 > CONFIG_RTE_TOOLCHAIN=3D"gcc" > CONFIG_RTE_TOOLCHAIN_GCC=3Dy > +CONFIG_RTE_MAX_LCORE=3D256 > -- > 2.7.4 >=20