[dpdk-dev] [PATCH v5 2/8] eal: add header files to support windows

Anand Rawat anand.rawat at intel.com
Thu Mar 28 00:10:27 CET 2019


On 3/27/2019 3:29 PM, Thomas Monjalon wrote:
> 27/03/2019 22:23, Ranjit Menon:
> > On 3/26/2019 3:20 AM, Jerin Jacob Kollanukkaran wrote:
> >> On Mon, 2019-03-25 at 23:02 -0700, Anand Rawat wrote:
> >>> Added header files to support windows on x86 platforms.
> >>> Updated rte_common.h to include rte_windows.h for windows
> >>> build. Updated lib/meson.build to create shared libraries
> >>> on windows. Added def file to list the exports for the
> >>> eal library.
> >>>
> >>> Signed-off-by: Anand Rawat <anand.rawat at intel.com>
> >>> Signed-off-by: Pallavi Kadam <pallavi.kadam at intel.com>
> >>> Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
> >>> Reviewed-by: Jeff Shaw <jeffrey.b.shaw at intel.com>
> >>> Reviewed-by: Ranjit Menon <ranjit.menon at intel.com>
> >>> ---
> >>>    lib/librte_eal/common/include/rte_common.h    |  7 ++++-
> >>>    .../common/include/rte_string_fns.h           |  4 ++-
> >>>    lib/librte_eal/rte_eal_exports.def            |  9 ++++++
> >>>    .../windows/eal/include/rte_windows.h         | 30
> >>> +++++++++++++++++++
> >>>    lib/librte_eal/windows/eal/meson.build        |  2 ++
> >>>    lib/meson.build                               | 19 ++++++++++--
> >>>    6 files changed, 66 insertions(+), 5 deletions(-)
> >>>    create mode 100644 lib/librte_eal/rte_eal_exports.def
> >>>    create mode 100644 lib/librte_eal/windows/eal/include/rte_windows.h
> >>>
> >>> diff --git a/lib/librte_eal/common/include/rte_common.h
> >>> b/lib/librte_eal/common/include/rte_common.h
> >>> index 7178ba1e9..4775c84f5 100644
> >>> --- a/lib/librte_eal/common/include/rte_common.h
> >>> +++ b/lib/librte_eal/common/include/rte_common.h
> >>> @@ -1,5 +1,5 @@
> >>>    /* SPDX-License-Identifier: BSD-3-Clause
> >>> - * Copyright(c) 2010-2014 Intel Corporation
> >>> + * Copyright(c) 2010-2019 Intel Corporation
> >>>     */
> >>>
> >>>    #ifndef _RTE_COMMON_H_
> >>> @@ -24,6 +24,11 @@ extern "C" {
> >>>
> >>>    #include <rte_config.h>
> >>>
> >>> +/* windows specific*/
> >>> +#ifdef RTE_EXEC_ENV_WINDOWS
> >>> +#include <rte_windows.h>
> >>> +#endif
> >>> +
> >>
> >> IMO, Updating the rte_common.h for each execution environment is not
> >> clean and unnecessary #ifdef clutter in the common code.
> >>
> >> I think, it can be fixed by adding new os or eal specific header file
> >> at the following location and simply include it(without any #ifdef)
> >>
> >> lib/librte_eal/linux/eal/include/exec-env/rte_eal.h
> >> lib/librte_eal/freebsd/eal/include/exec-env/rte_eal.h
> >> lib/librte_eal/windows/eal/include/exec-env/rte_eal.h # the content of
> >> exiting rte_windows.h goes here.
> >>
> >> It can be rte_eal.h or rte_os.h or anything similar.
> >>
> >>
> > This was done based on a suggestion from Thomas:
> > (http://patches.dpdk.org/patch/50844/)
> >
> > But, I agree. Your suggestion would be a good enhancement. There is
> > already an existing rte_eal.h in common/include, so an rte_os.h or
> > something similar might make sense.
>
> Yes I agree with rte_os.h
>
>
I can include this change in v6. I am looking to add rte_os.h under
windows/eal/include/exec-env/ and include the header in rte_common.h
as a separate patch. This change would require new files for linux and freebsd.
What be should be the content of that?

-- 
Anand Rawat



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