DPDK patches and discussions
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From: Neil Horman <nhorman@tuxdriver.com>
To: Thomas Monjalon <thomas.monjalon@6wind.com>
Cc: dev@dpdk.org, Bruce Richardson <bruce.richardson@intel.com>,
	Stephen Hemminger <stephen@networkplumber.org>,
	Panu Matilainen <pmatilai@redhat.com>
Subject: Re: [dpdk-dev] [PATCHv6 1/7] pmdinfogen: Add buildtools and pmdinfogen utility
Date: Tue, 7 Jun 2016 08:04:54 -0400	[thread overview]
Message-ID: <20160607120454.GA3903@hmsreliant.think-freely.org> (raw)
In-Reply-To: <2333946.Qkm8bLFkOf@xps13>

On Tue, Jun 07, 2016 at 11:57:42AM +0200, Thomas Monjalon wrote:
> 2016-05-31 09:57, Neil Horman:
> > +++ b/buildtools/Makefile
> > @@ -0,0 +1,36 @@
> > +#   BSD LICENSE
> > +#
> > +#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
> > +#   All rights reserved.
> 
> I really think it is a strange copyright for a new empty file.
> 
Its not empty, It lists the subdirectories to build.  And given that the DPDK is
licensed under multiple licenses (BSD/GPL/LGPL), it introduces confusion to not
call out the license in a specific file, file size is really irrelevant to that.

> > +#if __x86_64__ || __aarch64__
> 
> Better to use CONFIG_RTE_ARCH_64.
> 
I'm not sure why, given that every supported compiler defines the arches I use,
but sure, fine.

> > +#define TO_NATIVE(x) (x)
> 
> We already have some functions for endianness in
> lib/librte_eal/common/include/generic/rte_byteorder.h
> 
Very well, I'll use the rte byteorder macros.

> > +struct elf_info {
> > +	unsigned long size;
> > +	Elf_Ehdr     *hdr;
> > +	Elf_Shdr     *sechdrs;
> > +	Elf_Sym      *symtab_start;
> > +	Elf_Sym      *symtab_stop;
> > +	Elf_Section  export_sec;
> > +	Elf_Section  export_unused_sec;
> > +	Elf_Section  export_gpl_sec;
> > +	Elf_Section  export_unused_gpl_sec;
> > +	Elf_Section  export_gpl_future_sec;
> > +	char         *strtab;
> 
> The export_* fields are not used.
> 
Fine, I'll remove them.

> > --- /dev/null
> > +++ b/mk/rte.buildtools.mk
> 
> I'm sorry I really do not agree it is a good practice to create a new
> makefile type just for a new directory.
> My opinion is that you should use and improve rte.hostapp.mk to make
> it usable for possible other host apps.
> 
I am so exhausted by this argument.

They are the same file Thomas.  I'm not sure how you don't see that.  I've
explained to you that they are, with the exception of whitespace noise,
identical.  buildtools is a better nomenclature because it more closely
describes what is being built at the moment.  The only reason we still have
hostapp is because you didn't remove it when you removed the applications that,
in your own words from the commit log, are "useless".  The argument that we
should keep the build file, and its naming convention on the off chance that
someone might use it in the future really doesn't hold water with me, at least
not to the point that, when we have something that duplicates its function we
should do anything other than take the path of least resistance to make it work.
I'm not sure how you expected anyone to know there is a makefile in place in the
DPDK to build local application, when there are currently no applications in
place, but asking people to use it after the fact is really just the height of
busywork.  If it was already building other utilities, I'd feel differently, but
given that its just sitting there, a vestigual file, makes this all just silly.

But clearly, this isn't going to be done until I do what you want, regardless of
what either of us think of it, So I'll make the change.

Neil
 

  reply	other threads:[~2016-06-07 12:05 UTC|newest]

Thread overview: 166+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-16 20:41 [dpdk-dev] [PATCH 0/4] Implement pmd hardware support exports Neil Horman
2016-05-16 20:41 ` [dpdk-dev] [PATCH 1/4] pmdinfo: Add buildtools and pmdinfo utility Neil Horman
2016-05-16 20:41 ` [dpdk-dev] [PATCH 2/4] drivers: Update driver registration macro usage Neil Horman
2016-05-16 20:41 ` [dpdk-dev] [PATCH 3/4] Makefile: Do post processing on objects that register a driver Neil Horman
2016-05-16 20:41 ` [dpdk-dev] [PATCH 4/4] pmd_hw_support.py: Add tool to query binaries for hw support information Neil Horman
2016-05-18 11:48   ` Panu Matilainen
2016-05-18 12:03     ` Neil Horman
2016-05-18 12:48       ` Panu Matilainen
2016-05-18 13:48         ` Neil Horman
2016-05-19  6:08           ` Panu Matilainen
2016-05-19 13:26             ` Neil Horman
2016-05-20  7:30               ` Panu Matilainen
2016-05-20 14:06                 ` Neil Horman
2016-05-23 11:56                   ` Panu Matilainen
2016-05-23 13:55                     ` Neil Horman
2016-05-24  6:15                       ` Panu Matilainen
2016-05-24 14:55                         ` Neil Horman
2016-05-18 12:38     ` Thomas Monjalon
2016-05-18 13:09       ` Panu Matilainen
2016-05-18 13:26         ` Thomas Monjalon
2016-05-18 13:54           ` Neil Horman
2016-05-18 21:08 ` [dpdk-dev] [PATCHv2 0/4] Implement pmd hardware support exports Neil Horman
2016-05-18 21:08   ` [dpdk-dev] [PATCHv2 1/4] pmdinfogen: Add buildtools and pmdinfogen utility Neil Horman
2016-05-19  7:51     ` Panu Matilainen
2016-05-19 12:00       ` Neil Horman
2016-05-18 21:08   ` [dpdk-dev] [PATCHv2 2/4] drivers: Update driver registration macro usage Neil Horman
2016-05-19  7:58     ` Panu Matilainen
2016-05-19 10:45       ` Neil Horman
2016-05-19 10:51     ` [dpdk-dev] [dpdk-dev, PATCHv2, " Jan Viktorin
     [not found]     ` <20160519124650.060aa09a@pcviktorin.fit.vutbr.cz>
2016-05-19 11:40       ` Neil Horman
2016-05-18 21:08   ` [dpdk-dev] [PATCHv2 3/4] Makefile: Do post processing on objects that register a driver Neil Horman
2016-05-18 21:08   ` [dpdk-dev] [PATCHv2 4/4] pmdinfo.py: Add tool to query binaries for hw and other support information Neil Horman
2016-05-19  9:02     ` Panu Matilainen
2016-05-19 12:00       ` Neil Horman
2016-05-20  5:22         ` Panu Matilainen
2016-05-20  8:55           ` Thomas Monjalon
2016-05-20  9:12             ` Panu Matilainen
2016-05-20 14:22             ` Neil Horman
2016-05-20 14:20           ` Neil Horman
2016-05-20 17:24 ` [dpdk-dev] [PATCHv3 0/5] Implement pmd hardware support exports Neil Horman
2016-05-20 17:24   ` [dpdk-dev] [PATCHv3 1/5] pmdinfogen: Add buildtools and pmdinfogen utility Neil Horman
2016-05-20 17:24   ` [dpdk-dev] [PATCHv3 2/5] drivers: Update driver registration macro usage Neil Horman
2016-05-24  6:57     ` Panu Matilainen
2016-05-24 13:21       ` Neil Horman
2016-05-20 17:24   ` [dpdk-dev] [PATCHv3 3/5] eal: Add an export symbol to expose the autoload path to external tools Neil Horman
2016-05-20 17:24   ` [dpdk-dev] [PATCHv3 4/5] Makefile: Do post processing on objects that register a driver Neil Horman
2016-05-20 17:24   ` [dpdk-dev] [PATCHv3 5/5] pmdinfo.py: Add tool to query binaries for hw and other support information Neil Horman
2016-05-24  7:41     ` Panu Matilainen
2016-05-24 15:17       ` Neil Horman
2016-05-24  8:34     ` Panu Matilainen
2016-05-24 19:41 ` [dpdk-dev] [PATCHv4 0/5] Implement pmd hardware support exports Neil Horman
2016-05-24 19:41   ` [dpdk-dev] [PATCHv4 1/5] pmdinfogen: Add buildtools and pmdinfogen utility Neil Horman
2016-05-25 13:21     ` Thomas Monjalon
2016-05-25 17:22       ` Neil Horman
2016-05-25 17:39         ` Thomas Monjalon
2016-05-25 19:13           ` Neil Horman
2016-05-25 19:39             ` Thomas Monjalon
2016-05-25 19:57               ` Neil Horman
2016-05-24 19:41   ` [dpdk-dev] [PATCHv4 2/5] drivers: Update driver registration macro usage Neil Horman
2016-05-25 16:20     ` Thomas Monjalon
2016-05-25 17:35       ` Neil Horman
2016-05-24 19:41   ` [dpdk-dev] [PATCHv4 3/5] eal: Add an export symbol to expose the autoload path to external tools Neil Horman
2016-05-24 19:41   ` [dpdk-dev] [PATCHv4 4/5] Makefile: Do post processing on objects that register a driver Neil Horman
2016-05-25 17:08     ` Thomas Monjalon
2016-05-25 17:40       ` Neil Horman
2016-05-25 18:56         ` Thomas Monjalon
2016-05-25 19:43           ` Neil Horman
2016-05-25 20:04             ` Thomas Monjalon
2016-05-25 20:16               ` Neil Horman
2016-05-24 19:41   ` [dpdk-dev] [PATCHv4 5/5] pmdinfo.py: Add tool to query binaries for hw and other support information Neil Horman
2016-05-25 17:22     ` Thomas Monjalon
2016-05-25 17:47       ` Neil Horman
2016-05-25 18:58         ` Thomas Monjalon
2016-05-27  9:16           ` Panu Matilainen
2016-05-27 11:35             ` Neil Horman
2016-05-27 12:46               ` Panu Matilainen
2016-05-25  8:32   ` [dpdk-dev] [PATCHv4 0/5] Implement pmd hardware support exports Panu Matilainen
2016-05-25 11:27     ` Neil Horman
2016-05-26 17:17 ` [dpdk-dev] [PATCHv5 0/6] " Neil Horman
2016-05-26 17:17   ` [dpdk-dev] [PATCHv5 1/6] pmdinfogen: Add buildtools and pmdinfogen utility Neil Horman
2016-05-26 17:17   ` [dpdk-dev] [PATCHv5 2/6] drivers: Update driver registration macro usage Neil Horman
2016-05-26 17:17   ` [dpdk-dev] [PATCHv5 3/6] eal: Add an export symbol to expose the autoload path to external tools Neil Horman
2016-05-26 17:17   ` [dpdk-dev] [PATCHv5 4/6] Makefile: Do post processing on objects that register a driver Neil Horman
2016-05-26 17:17   ` [dpdk-dev] [PATCHv5 5/6] pmdinfo.py: Add tool to query binaries for hw and other support information Neil Horman
2016-05-27 14:38     ` Mcnamara, John
2016-05-27 19:56       ` Neil Horman
2016-05-26 17:17   ` [dpdk-dev] [PATCHv5 6/6] remove rte.hostapp.mk Neil Horman
2016-05-31 13:57 ` [dpdk-dev] [PATCHv6 0/7] Implement pmd hardware support exports Neil Horman
2016-05-31 13:57   ` [dpdk-dev] [PATCHv6 1/7] pmdinfogen: Add buildtools and pmdinfogen utility Neil Horman
2016-06-07  9:57     ` Thomas Monjalon
2016-06-07 12:04       ` Neil Horman [this message]
2016-06-07 12:53         ` Thomas Monjalon
2016-06-07 13:03           ` Neil Horman
2016-06-07 13:24             ` Thomas Monjalon
2016-06-07 13:49               ` Neil Horman
2016-06-07 14:09                 ` Thomas Monjalon
2016-05-31 13:57   ` [dpdk-dev] [PATCHv6 2/7] drivers: Update driver registration macro usage Neil Horman
2016-05-31 13:57   ` [dpdk-dev] [PATCHv6 3/7] eal: Add an export symbol to expose the autoload path to external tools Neil Horman
2016-05-31 13:57   ` [dpdk-dev] [PATCHv6 4/7] Makefile: Do post processing on objects that register a driver Neil Horman
2016-05-31 13:57   ` [dpdk-dev] [PATCHv6 5/7] pmdinfo.py: Add tool to query binaries for hw and other support information Neil Horman
2016-05-31 13:57   ` [dpdk-dev] [PATCHv6 6/7] remove rte.hostapp.mk Neil Horman
2016-05-31 13:57   ` [dpdk-dev] [PATCHv6 7/7] doc: Add prog_guide section documenting pmdinfo script Neil Horman
2016-06-08 17:14     ` Mcnamara, John
2016-06-09 17:31       ` Neil Horman
2016-06-05  0:20   ` [dpdk-dev] [PATCHv6 0/7] Implement pmd hardware support exports Neil Horman
2016-06-07  9:34   ` Thomas Monjalon
2016-06-07 12:08     ` Neil Horman
2016-06-07 12:27       ` Thomas Monjalon
2016-06-09 17:46 ` [dpdk-dev] [PATCHv7 0/6] " Neil Horman
2016-06-09 17:46   ` [dpdk-dev] [PATCHv7 1/6] pmdinfogen: Add buildtools and pmdinfogen utility Neil Horman
2016-06-16 12:29     ` Panu Matilainen
2016-06-16 13:33       ` Neil Horman
2016-06-16 14:06         ` Panu Matilainen
2016-06-16 14:41           ` Neil Horman
2016-06-09 17:46   ` [dpdk-dev] [PATCHv7 2/6] drivers: Update driver registration macro usage Neil Horman
2016-06-09 17:46   ` [dpdk-dev] [PATCHv7 3/6] eal: Add an export symbol to expose the autoload path to external tools Neil Horman
2016-06-09 17:46   ` [dpdk-dev] [PATCHv7 4/6] Makefile: Do post processing on objects that register a driver Neil Horman
2016-06-09 17:47   ` [dpdk-dev] [PATCHv7 5/6] pmdinfo.py: Add tool to query binaries for hw and other support information Neil Horman
2016-06-16 12:32     ` Panu Matilainen
2016-06-09 17:47   ` [dpdk-dev] [PATCHv7 6/6] doc: Add prog_guide section documenting pmdinfo script Neil Horman
2016-06-09 19:55     ` Mcnamara, John
2016-06-17 18:46   ` [dpdk-dev] [PATCHv8 0/6] Implement pmd hardware support exports Neil Horman
2016-06-17 18:46     ` [dpdk-dev] [PATCHv8 1/6] pmdinfogen: Add buildtools and pmdinfogen utility Neil Horman
2016-06-17 18:46     ` [dpdk-dev] [PATCHv8 2/6] drivers: Update driver registration macro usage Neil Horman
2016-07-07 11:00       ` De Lara Guarch, Pablo
2016-07-07 11:39         ` Neil Horman
2016-07-07 15:37         ` [dpdk-dev] [PATCH] crypto: normalize cryptodev pmd names with macros Neil Horman
2016-07-08  9:09           ` De Lara Guarch, Pablo
2016-07-08 12:17             ` Neil Horman
2016-07-08 12:40               ` Thomas Monjalon
2016-07-08 13:42                 ` Neil Horman
2016-07-08 19:03                   ` Mcnamara, John
2016-07-09 13:34                     ` Neil Horman
2016-07-09 16:04                       ` Mcnamara, John
2016-07-08 14:00               ` De Lara Guarch, Pablo
2016-07-08 14:14                 ` Neil Horman
2016-07-08 10:03           ` Thomas Monjalon
2016-07-08 16:34           ` [dpdk-dev] [PATCH v2] " Pablo de Lara
2016-07-08 16:46             ` [dpdk-dev] [PATCH v3] " Pablo de Lara
2016-07-08 17:14               ` Thomas Monjalon
2016-06-17 18:46     ` [dpdk-dev] [PATCHv8 3/6] eal: Add an export symbol to expose the autoload path to external tools Neil Horman
2016-06-17 18:46     ` [dpdk-dev] [PATCHv8 4/6] Makefile: Do post processing on objects that register a driver Neil Horman
2016-06-17 18:46     ` [dpdk-dev] [PATCHv8 5/6] pmdinfo.py: Add tool to query binaries for hw and other support information Neil Horman
2016-06-29 15:12       ` Remy Horton
2016-06-29 16:18         ` Neil Horman
2016-06-30  7:45           ` Remy Horton
2016-06-17 18:46     ` [dpdk-dev] [PATCHv8 6/6] doc: Add prog_guide section documenting pmdinfo script Neil Horman
2016-06-29  9:18     ` [dpdk-dev] [PATCHv8 0/6] Implement pmd hardware support exports Remy Horton
2016-06-29 11:31       ` Neil Horman
2016-06-30  7:45     ` Remy Horton
2016-07-06 21:21       ` Thomas Monjalon
2016-07-04  1:13     ` [dpdk-dev] [PATCH v9 0/7] export PMD infos Thomas Monjalon
2016-07-04  1:13       ` [dpdk-dev] [PATCH v9 1/7] drivers: export infos as string symbols Thomas Monjalon
2016-07-04  1:14       ` [dpdk-dev] [PATCH v9 2/7] mk: remove recipe for tool library Thomas Monjalon
2016-07-04  1:14       ` [dpdk-dev] [PATCH v9 3/7] mk: refresh recipe for any host application Thomas Monjalon
2016-07-04  1:14       ` [dpdk-dev] [PATCH v9 4/7] pmdinfogen: parse driver to generate code to export Thomas Monjalon
2016-07-04  1:14       ` [dpdk-dev] [PATCH v9 5/7] mk: link infos generated by pmdinfogen Thomas Monjalon
2016-07-04  1:14       ` [dpdk-dev] [PATCH v9 6/7] eal: export default plugin path to external tools Thomas Monjalon
2016-07-04  1:14       ` [dpdk-dev] [PATCH v9 7/7] tools: query binaries for support information Thomas Monjalon
2016-07-04 12:34       ` [dpdk-dev] [PATCH v9 0/7] export PMD infos Neil Horman
2016-07-04 13:10         ` Thomas Monjalon
2016-07-04 16:41           ` Neil Horman
2016-07-04 20:10             ` Thomas Monjalon
2016-07-05 20:08               ` Neil Horman
2016-07-06 15:33                 ` Thomas Monjalon
2016-07-04 15:22       ` Bruce Richardson

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