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Tue, 8 Oct 2019 05:08:48 +0000 From: Vamsi Krishna Attunuru <vattunuru@marvell.com> To: Vamsi Krishna Attunuru <vattunuru@marvell.com>, "dev@dpdk.org" <dev@dpdk.org> CC: "thomas@monjalon.net" <thomas@monjalon.net>, Jerin Jacob Kollanukkaran <jerinj@marvell.com>, "olivier.matz@6wind.com" <olivier.matz@6wind.com>, "ferruh.yigit@intel.com" <ferruh.yigit@intel.com>, "anatoly.burakov@intel.com" <anatoly.burakov@intel.com>, "arybchenko@solarflare.com" <arybchenko@solarflare.com>, "Kiran Kumar Kokkilagadda" <kirankumark@marvell.com> Thread-Topic: [dpdk-dev] [PATCH v10 0/5] kni: add IOVA=VA support Thread-Index: AQHVU/myKT4BKgAuPEmOyX1G6ACmZ6c8A2OggBSBfgA= Date: Tue, 8 Oct 2019 05:08:48 +0000 Message-ID: <MWHPR18MB164576563FCACC5BC235EDAFA69A0@MWHPR18MB1645.namprd18.prod.outlook.com> References: <20190729121313.30639-2-vattunuru@marvell.com> <20190816061252.17214-1-vattunuru@marvell.com> <MWHPR18MB16450353F2938B3229C432C9A6870@MWHPR18MB1645.namprd18.prod.outlook.com> In-Reply-To: <MWHPR18MB16450353F2938B3229C432C9A6870@MWHPR18MB1645.namprd18.prod.outlook.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [2405:204:6081:8c9f:e0a6:9100:f50:6e78] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 088bee90-a8d1-4eeb-88b3-08d74bad9a6b x-ms-traffictypediagnostic: MWHPR18MB1405: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: <MWHPR18MB1405C8650C32904FDBDA0CD3A69A0@MWHPR18MB1405.namprd18.prod.outlook.com> x-ms-oob-tlc-oobclassifiers: OLM:7691; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 088bee90-a8d1-4eeb-88b3-08d74bad9a6b X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Oct 2019 05:08:48.6689 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 70e1fb47-1155-421d-87fc-2e58f638b6e0 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: J4ibscDU6o3Dr1Gptw7nOB+Ct0LlD81xoOyf88OY+T6vU+Ob2ZxqxsoSmlFuy1ezdyPWxDAdCczpTc1mcXg2WA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR18MB1405 X-OriginatorOrg: marvell.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,1.0.8 definitions=2019-10-08_01:2019-10-07,2019-10-08 signatures=0 Subject: Re: [dpdk-dev] [PATCH v10 0/5] kni: add IOVA=VA support X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org Sender: "dev" <dev-bounces@dpdk.org> @All, we are expecting to merge this in 19.11 release and if any one have c= omments please respond. > -----Original Message----- > From: Vamsi Krishna Attunuru > Sent: Wednesday, September 25, 2019 9:30 AM > To: vattunuru@marvell.com; dev@dpdk.org > Cc: thomas@monjalon.net; Jerin Jacob Kollanukkaran <jerinj@marvell.com>; > olivier.matz@6wind.com; ferruh.yigit@intel.com; > anatoly.burakov@intel.com; arybchenko@solarflare.com; Kiran Kumar > Kokkilagadda <kirankumark@marvell.com> > Subject: RE: [dpdk-dev] [PATCH v10 0/5] kni: add IOVA=3DVA support >=20 > PING. >=20 > -----Original Message----- > From: vattunuru@marvell.com <vattunuru@marvell.com> > Sent: Friday, August 16, 2019 11:43 AM > To: dev@dpdk.org > Cc: thomas@monjalon.net; Jerin Jacob Kollanukkaran <jerinj@marvell.com>; > olivier.matz@6wind.com; ferruh.yigit@intel.com; > anatoly.burakov@intel.com; arybchenko@solarflare.com; Kiran Kumar > Kokkilagadda <kirankumark@marvell.com>; Vamsi Krishna Attunuru > <vattunuru@marvell.com> > Subject: [dpdk-dev] [PATCH v10 0/5] kni: add IOVA=3DVA support >=20 > From: Vamsi Attunuru <vattunuru@marvell.com> >=20 > --- > V10 Changes: > * Fixed function return code on failure when min_chunk_size > pg_sz. > * Marked new mempool populate routine as EXPERIMENTAL. >=20 > V9 Changes: > * Used rte_mempool_ops_calc_mem_size() instead of default handler in the > new mempool populate routine. > * Check min_chunk_size and return values. > * Removed ethdev_info memset to '0' and moved pci dev_info populate into > kni_dev_pci_addr_get() routine. > * Addressed misc. review comments. >=20 > V8 Changes: > * Remove default mempool populate() routine changes. > * Add kni app specific mempool create & free routines. > * Add new mempool populate routine to allocate page-aligned memzones > with page size to make sure all mempool objects reside on a page. > * Update release notes and map files. >=20 > V7 Changes: > * Removed previously proposed mempool flag and made those page > boundary checks default in mempool populate() except for the objects size > bigger than the size of page. > * Removed KNI example application related changes since pool related > requirement is taken care in mempool lib. > * All PCI dev related info is moved under rte_eal_iova_mode() =3D=3D VA c= heck. > * Added wrapper functions in KNI module to hide IOVA checks and make > address translation routines more readable. > * Updated IOVA mode checks that enforcing IOVA=3DPA mode when IOVA=3DVA > mode is enabled. >=20 > V6 Changes: > * Added new mempool flag to ensure mbuf memory is not scattered across > page boundaries. > * Added KNI kernel module required PCI device information. > * Modified KNI example application to create mempool with new mempool > flag. >=20 > V5 changes: > * Fixed build issue with 32b build >=20 > V4 changes: > * Fixed build issues with older kernel versions > * This approach will only work with kernel above 4.4.0 >=20 > V3 Changes: > * Add new approach to work kni with IOVA=3DVA mode using > iommu_iova_to_phys API. >=20 > Kiran Kumar K (1): > kni: add IOVA=3DVA support in KNI module >=20 > Vamsi Attunuru (4): > mempool: populate mempool with the page sized chunks > kni: add IOVA=3DVA support in KNI lib > kni: add app specific mempool create and free routines > kni: modify IOVA mode checks to support VA >=20 > doc/guides/prog_guide/kernel_nic_interface.rst | 8 ++ > doc/guides/rel_notes/release_19_11.rst | 5 ++ > examples/kni/main.c | 5 +- > kernel/linux/kni/compat.h | 4 + > kernel/linux/kni/kni_dev.h | 4 + > kernel/linux/kni/kni_misc.c | 71 ++++++++++++++--- > kernel/linux/kni/kni_net.c | 59 ++++++++++---- > lib/librte_eal/linux/eal/eal.c | 4 +- > lib/librte_eal/linux/eal/include/rte_kni_common.h | 8 ++ > lib/librte_kni/Makefile | 2 + > lib/librte_kni/meson.build | 2 + > lib/librte_kni/rte_kni.c | 95 +++++++++++++++++= ++++-- > lib/librte_kni/rte_kni.h | 48 ++++++++++++ > lib/librte_kni/rte_kni_version.map | 2 + > lib/librte_mempool/rte_mempool.c | 69 ++++++++++++++++ > lib/librte_mempool/rte_mempool.h | 20 +++++ > lib/librte_mempool/rte_mempool_version.map | 1 + > 17 files changed, 378 insertions(+), 29 deletions(-) >=20 > -- > 2.8.4