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Mon, 1 Jun 2020 21:46:18 +0000 Received: from CY4PR21MB0277.namprd21.prod.outlook.com ([fe80::837:8efe:4987:e1a0]) by CY4PR21MB0277.namprd21.prod.outlook.com ([fe80::837:8efe:4987:e1a0%13]) with mapi id 15.20.3066.017; Mon, 1 Jun 2020 21:46:18 +0000 From: Omar Cardona <ocardona@microsoft.com> To: Neil Horman <nhorman@tuxdriver.com>, Fady Bader <fady@mellanox.com> CC: "dev@dpdk.org" <dev@dpdk.org>, "thomas@monjalon.net" <thomas@monjalon.net>, "tbashar@mellanox.com" <tbashar@mellanox.com>, "talshn@mellanox.com" <talshn@mellanox.com>, "yohadt@mellanox.com" <yohadt@mellanox.com>, "dmitry.kozliuk@gmail.com" <dmitry.kozliuk@gmail.com>, Harini Ramakrishnan <Harini.Ramakrishnan@microsoft.com>, "pallavi.kadam@intel.com" <pallavi.kadam@intel.com>, "ranjit.menon@intel.com" <ranjit.menon@intel.com>, "olivier.matz@6wind.com" <olivier.matz@6wind.com>, "arybchenko@solarflare.com" <arybchenko@solarflare.com>, "mdr@ashroe.eu" <mdr@ashroe.eu> Thread-Topic: [EXTERNAL] Re: [PATCH v2 1/4] eal: disable function versioning on Windows Thread-Index: AQHWOE63Hodsxw9BlkCWl26ovGleGKjEQqAA Date: Mon, 1 Jun 2020 21:46:18 +0000 Message-ID: <CY4PR21MB027724067ACCA896F964B37EDA8A0@CY4PR21MB0277.namprd21.prod.outlook.com> References: <20200601103139.8612-1-fady@mellanox.com> <20200601103139.8612-2-fady@mellanox.com> <20200601195557.GB210755@hmswarspite.think-freely.org> In-Reply-To: <20200601195557.GB210755@hmswarspite.think-freely.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Enabled=true; 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DIR:OUT; SFP:1102; x-ms-exchange-antispam-messagedata: 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 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: e0536ee2-6edd-498c-1d74-08d80675377a X-MS-Exchange-CrossTenant-originalarrivaltime: 01 Jun 2020 21:46:18.3675 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: lbvyZEF32gCjMW3fM5aEpGrUWPLJ8+m59tdmFROfTJ2HK5sCty7d/MIGWpN+7YV48EkihzdMhjJwY+OPszNOhQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR21MB0791 Subject: Re: [dpdk-dev] [EXTERNAL] Re: [PATCH v2 1/4] eal: disable function versioning on Windows 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> >> Do we know if we have future plans of supporting dlls on windows in the = future? - Hi Neil, yes this is of interest to us (Windows). =20 - Specifically to aid in non-disruptive granular servicing/updating. - Our primary scenario Userspace VMSwitch is biased towards shared librari= es for production servicing -----Original Message----- From: Neil Horman <nhorman@tuxdriver.com>=20 Sent: Monday, June 1, 2020 12:56 PM To: Fady Bader <fady@mellanox.com> Cc: dev@dpdk.org; thomas@monjalon.net; tbashar@mellanox.com; talshn@mellano= x.com; yohadt@mellanox.com; dmitry.kozliuk@gmail.com; Harini Ramakrishnan <= Harini.Ramakrishnan@microsoft.com>; Omar Cardona <ocardona@microsoft.com>; = pallavi.kadam@intel.com; ranjit.menon@intel.com; olivier.matz@6wind.com; ar= ybchenko@solarflare.com; mdr@ashroe.eu Subject: [EXTERNAL] Re: [PATCH v2 1/4] eal: disable function versioning on = Windows On Mon, Jun 01, 2020 at 01:31:36PM +0300, Fady Bader wrote: > Function versioning is not needed on Windows, also the function=20 > versioning implementation is not supported by Windows. > Function versioning was disabled on Windows. >=20 I get that windows doesn't seem to support symbol level versioning, but I'm= not sure its reasonable to say that its not needed, unless we never have a= ny intention of building dpdk on windows using a DSO model. The below defi= nately solves the immediate problem, but if we plan to support windows with= dynamic library builds, this just kicks the can down the road. Do we know if we have future plans of supporting dlls on windows in the fut= ure? Neil > Signed-off-by: Fady Bader <fady@mellanox.com> > --- > lib/librte_eal/include/rte_function_versioning.h | 4 ++++ > 1 file changed, 4 insertions(+) >=20 > diff --git a/lib/librte_eal/include/rte_function_versioning.h=20 > b/lib/librte_eal/include/rte_function_versioning.h > index f588f2643..cee06602e 100644 > --- a/lib/librte_eal/include/rte_function_versioning.h > +++ b/lib/librte_eal/include/rte_function_versioning.h > @@ -11,6 +11,10 @@ > #error Use of function versioning disabled, is "use_function_versioning= =3Dtrue" in meson.build? > #endif > =20 > +#ifdef RTE_EXEC_ENV_WINDOWS > +#undef RTE_BUILD_SHARED_LIB > +#endif > + > #ifdef RTE_BUILD_SHARED_LIB > =20 > /* > -- > 2.16.1.windows.4 >=20 >=20