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From: Thomas Monjalon <thomas@monjalon.net>
To: Bruce Richardson <bruce.richardson@intel.com>,
	Lukasz Wojciechowski <l.wojciechow@partner.samsung.com>
Cc: Anoob Joseph <anoobj@marvell.com>,
	Akhil Goyal <akhil.goyal@nxp.com>,
	Declan Doherty <declan.doherty@intel.com>,
	Aviad Yehezkel <aviadye@mellanox.com>,
	Boris Pismenny <borisp@mellanox.com>,
	Radu Nicolau <radu.nicolau@intel.com>,
	Anoob Joseph <anoob.joseph@caviumnetworks.com>,
	"dev@dpdk.org" <dev@dpdk.org>,
	"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-dev] [EXT] Re: [PATCH v2 01/13] security: fix verification of parameters
Date: Thu, 09 Apr 2020 17:22:21 +0200	[thread overview]
Message-ID: <2535618.Isy0gbHreE@thomas> (raw)
In-Reply-To: <91240a63-76d0-508e-3071-b1e871c74294@partner.samsung.com>

09/04/2020 16:21, Lukasz Wojciechowski:
> W dniu 09.04.2020 o 16:07, Lukasz Wojciechowski pisze:
> > W dniu 09.04.2020 o 13:13, Bruce Richardson pisze:
> >> On Thu, Apr 09, 2020 at 12:54:10PM +0200, Thomas Monjalon wrote:
> >>> 09/04/2020 12:14, Bruce Richardson:
> >>>> On Wed, Apr 08, 2020 at 07:51:35PM +0200, Thomas Monjalon wrote:
> >>>>> 08/04/2020 17:49, Lukasz Wojciechowski:
> >>>>>> Hi guys,
> >>>>>>
> >>>>>> I don't know what is the current status of "legacy" build using
> >>>>>> gnumakes, so I added the new DEBUG flag to config just as it was 
> >>>>>> done in
> >>>>>> other libs like eventdev.
> >>>>>> Many guides still point config files as the one that should be 
> >>>>>> changed
> >>>>>> in order to enable some features, so I thought I should add it 
> >>>>>> there.
> >>>>>>
> >>>>>> If I understand well the official build system now is the one 
> >>>>>> based on
> >>>>>> using meson and ninja, however it hasn't got anything similar to the
> >>>>>> gnamakefiles system, e.g.
> >>>>>> in the meson.build file for libraries all the libraries have build
> >>>>>> variable set to true and there are few ifs that check it, but as 
> >>>>>> it's
> >>>>>> set to true all libraries build always.
> >>>>>> And each library considered there defines RTE_LIBRTE_[LIBRARY_NAME].
> >>>>>> It's kind of weird.
> >>>>>>
> >>>>>>      foreach l:libraries
> >>>>>>      *    build = true**
> >>>>>>      *    reason = '<unknown reason>' # set if build == false to 
> >>>>>> explain why
> >>>>>>           ...
> >>>>>>      *    if not build*
> >>>>>>               dpdk_libs_disabled += name
> >>>>>>               set_variable(name.underscorify() + 
> >>>>>> '_disable_reason', reason)
> >>>>>>           else
> >>>>>>               enabled_libs += name
> >>>>>>      *dpdk_conf.set('RTE_LIBRTE_' + name.to_upper(), 1)*
> >>>>>>           ...
> >>>>>>
> >>>>>> Have you think about reusing config files in meson configuration and
> >>>>>> have a single point of configuration? Of course all meson flags can
> >>>>>> overwrite the default config.
> >>>>> This is on purpose.
> >>>>> We are removing most of compile-time options with meson.
> >>>>>
> >>>>> I think we can use a global option for debug-specific code.
> >>>>> Bruce, what do you recommend?
> >>>>>
> >>>> Meson has a built-in global debug setting which could be used. 
> >>>> However,
> >>>> that may be too course-grained. If that is the case there are a 
> >>>> couple of
> >>>> options:
> >>>>
> >>>> 1 Each library can have it's own debug flag defined, which is set on
> >>>>    the commandline in CFLAGS. Can be done right now - just reuse 
> >>>> any of the
> >>>>    debug variables in the existing make config files (stripping off 
> >>>> the
> >>>>    CONFIG_), e.g. CFLAGS=-DRTE_MALLOC_DEBUG
> >>>> 2 Since that is perhaps not the most usable - though easiest to 
> >>>> implement -
> >>>>    we can look to add a general debug option (or couple of options) in
> >>>>    meson, e.g. debug_libs=, debug_drivers=, where each option takes 
> >>>> a list of
> >>>>    libs or drivers to pass the debug flags to. This will require a 
> >>>> little
> >>>>    work in the meson build infrastructure, but is not that hard. 
> >>>> The harder
> >>>>    part is standardizing the debug flags across all components.
> >>>>
> >>>> The advantage of #1 is that it works today and just needs some
> >>>> documentation for each lib/driver what it's debug flags are. The 
> >>>> advantage
> >>>> of #2 is more usability, but it requires a lot more work to 
> >>>> standardize
> >>>> IMHO.
> >>> In this case, we need a general option as the one already provided 
> >>> by meson.
> >>> It means: "I am not in production, I want to see anything behaving 
> >>> wrong
> >>> in the datapath."
> >>> "Anything" means we don't need a per-library switch.
> >>> And for the other needs (out of fast path), we have a new function:
> >>>     rte_log_can_log(mylogtype, RTE_LOG_DEBUG)
> >>>
> >> To use the general option in meson something like below is probably all
> >> that is needed to flag the debug build to all components:
> >>
> >> diff --git a/config/meson.build b/config/meson.build
> >> index 49482091d..b01cd1251 100644
> >> --- a/config/meson.build
> >> +++ b/config/meson.build
> >> @@ -176,6 +176,10 @@ endif
> >>   # add -include rte_config to cflags
> >>   add_project_arguments('-include', 'rte_config.h', language: 'c')
> >>
> >> +if get_option('debug')
> >> +       add_project_arguments('-DDEBUG', language: 'c')
> >> +endif
> >> +
> >
> > This will conflict with DEBUG define for log level.
> Just to be more precise, the log level is defined as RTE_LOG_DEBUG, but 
> in few places you can find something like:
> #define NTB_LOG(level, fmt, args...) \
>      rte_log(RTE_LOG_ ## level, ntb_logtype,    "%s(): " fmt "\n", \
> 
>          __func__, ##args)
> 
> and usage like this:
> NTB_LOG(DEBUG, "Link is not up.");

This is not a conflict.
The compiler sees only RTE_LOG_DEBUG.

Anyway the right name for the general flag should be RTE_DEBUG.


> > How about adding similar define in library meson.build file? , e.g
> >
> > diff --git a/lib/librte_security/meson.build 
> > b/lib/librte_security/meson.build
> > index 5679c8b5c..ee92483c5 100644
> > --- a/lib/librte_security/meson.build
> > +++ b/lib/librte_security/meson.build
> > @@ -4,3 +4,7 @@
> >  sources = files('rte_security.c')
> >  headers = files('rte_security.h', 'rte_security_driver.h')
> >  deps += ['mempool', 'cryptodev']
> > +
> > +if get_option('debug')
> > + add_project_arguments('-DRTE_LIBRTE_SECURITY_DEBUG', language: 'c')
> > +endif

It can work yes.
But it would be simpler to align on single debug flag.



  reply	other threads:[~2020-04-09 15:22 UTC|newest]

Thread overview: 80+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20200312151708eucas1p2a80bb2ac0556c7d7efb3aedd83923e52@eucas1p2.samsung.com>
2020-03-12 15:16 ` [dpdk-dev] [PATCH 00/13] Fixes and unit tests for librte_security Lukasz Wojciechowski
     [not found]   ` <CGME20200312151708eucas1p2acee543b5f9d236b8e43cd4d1fbed489@eucas1p2.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 01/13] librte_security: fix verification of parameters Lukasz Wojciechowski
2020-03-17 12:59       ` Anoob Joseph
2020-04-03 18:36         ` Lukasz Wojciechowski
2020-04-05 12:54           ` [dpdk-dev] [EXT] " Anoob Joseph
2020-04-06 18:49             ` Lukasz Wojciechowski
2020-04-07  6:20               ` Anoob Joseph
2020-04-08  3:25                 ` Lukasz Wojciechowski
     [not found]   ` <CGME20200312151708eucas1p12db7c8e402be03dd255d53114217dabd@eucas1p1.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 02/13] librte_security: fix return types in documentation Lukasz Wojciechowski
2020-03-17 16:34       ` Anoob Joseph
     [not found]   ` <CGME20200312151708eucas1p2536ef1df74b35ead436db85f8a5628b4@eucas1p2.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 03/13] librte_security: fix session counter Lukasz Wojciechowski
2020-03-17 17:08       ` Anoob Joseph
     [not found]   ` <CGME20200312151708eucas1p18d3cde72ccadf22d43b8907ab9de6d97@eucas1p1.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 04/13] app/test: fix macro definition Lukasz Wojciechowski
     [not found]   ` <CGME20200312151709eucas1p2df38aed23b7445d3db7d4d3ea8fe3222@eucas1p2.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 05/13] app/test: introduce librte_security tests Lukasz Wojciechowski
2020-04-01 17:09       ` Akhil Goyal
2020-04-01 17:51         ` Thomas Monjalon
2020-04-02 19:49           ` Lukasz Wojciechowski
2020-04-02 20:51             ` Thomas Monjalon
2020-04-03 19:24         ` Lukasz Wojciechowski
     [not found]   ` <CGME20200312151709eucas1p1a01f789059de888cb2d719526434e4f9@eucas1p1.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 06/13] app/test: add rte_security_session_update tests Lukasz Wojciechowski
     [not found]   ` <CGME20200312151709eucas1p139311cecb925f566cbbf1444d14c31b1@eucas1p1.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 07/13] app/test: add rte_security_session_get_size tests Lukasz Wojciechowski
     [not found]   ` <CGME20200312151709eucas1p15263f75e2ad73aa9b8d2fb2d4cf51439@eucas1p1.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 08/13] app/test: add rte_security_session_stats_get tests Lukasz Wojciechowski
     [not found]   ` <CGME20200312151710eucas1p22f051449e6e7edeadefe65b66ffaed32@eucas1p2.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 09/13] app/test: add rte_security_session_destroy tests Lukasz Wojciechowski
     [not found]   ` <CGME20200312151710eucas1p10124737620ec6414aa593e7fa67ee56b@eucas1p1.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 10/13] app/test: add rte_security_set_pkt_metadata tests Lukasz Wojciechowski
     [not found]   ` <CGME20200312151710eucas1p1c3590b55d00bea25b26539a560199b96@eucas1p1.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 11/13] app/test: add rte_security_get_userdata tests Lukasz Wojciechowski
     [not found]   ` <CGME20200312151710eucas1p21882b138d4fd79753f993c30c997e615@eucas1p2.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 12/13] app/test: add rte_security_capabilities_get tests Lukasz Wojciechowski
     [not found]   ` <CGME20200312151710eucas1p1fd5b1484c9ee807327d2d34511a47a12@eucas1p1.samsung.com>
2020-03-12 15:16     ` [dpdk-dev] [PATCH 13/13] app/test: add rte_security_capability_get tests Lukasz Wojciechowski
     [not found]   ` <CGME20200408031435eucas1p23b452d748e39e46c626f695b7f55096a@eucas1p2.samsung.com>
2020-04-08  3:13     ` [dpdk-dev] [PATCH v2 00/13] Fixes and unit tests for librte_security Lukasz Wojciechowski
     [not found]       ` <CGME20200408031447eucas1p1376332353faa0d217e7be8c32271405f@eucas1p1.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 01/13] security: fix verification of parameters Lukasz Wojciechowski
2020-04-08 12:54           ` Thomas Monjalon
2020-04-08 13:02             ` Anoob Joseph
2020-04-08 13:26               ` Thomas Monjalon
2020-04-08 14:44                 ` [dpdk-dev] [EXT] " Anoob Joseph
2020-04-08 15:49                   ` Lukasz Wojciechowski
2020-04-08 17:51                     ` Thomas Monjalon
2020-04-09 10:14                       ` Bruce Richardson
2020-04-09 10:54                         ` Thomas Monjalon
2020-04-09 11:13                           ` Bruce Richardson
2020-04-09 14:07                             ` Lukasz Wojciechowski
2020-04-09 14:21                               ` Lukasz Wojciechowski
2020-04-09 15:22                                 ` Thomas Monjalon [this message]
2020-04-09 16:10                                   ` Lukasz Wojciechowski
2020-04-10  8:45                                     ` Bruce Richardson
     [not found]       ` <CGME20200408031448eucas1p2b36997fc73f5b5e2aadb6e4bb965063b@eucas1p2.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 02/13] security: fix return types in documentation Lukasz Wojciechowski
     [not found]       ` <CGME20200408031448eucas1p2d6df7ff419bb093606a2f9115297f45a@eucas1p2.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 03/13] security: fix session counter Lukasz Wojciechowski
     [not found]       ` <CGME20200408031449eucas1p1ca89719463cbaf29e9f7c81beaec88c2@eucas1p1.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 04/13] app/test: fix macro definition Lukasz Wojciechowski
2020-04-08 12:53           ` Thomas Monjalon
2020-04-08 16:15             ` Lukasz Wojciechowski
2020-04-08 17:47               ` Thomas Monjalon
2020-04-09 14:10                 ` Lukasz Wojciechowski
     [not found]       ` <CGME20200408031450eucas1p1a0b6ca84cbac2f7542212e185de1ddf5@eucas1p1.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 05/13] app/test: introduce librte security tests Lukasz Wojciechowski
     [not found]       ` <CGME20200408031451eucas1p2769ae9d814ef1ccd286407767054e117@eucas1p2.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 06/13] app/test: add rte security session update tests Lukasz Wojciechowski
     [not found]       ` <CGME20200408031451eucas1p2313bee1d227e5966fb37c5326aa72529@eucas1p2.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 07/13] app/test: add rte security session get size tests Lukasz Wojciechowski
     [not found]       ` <CGME20200408031452eucas1p2f75a75363e148c54f38b01b9a9a0ea47@eucas1p2.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 08/13] app/test: add rte security session stats get tests Lukasz Wojciechowski
     [not found]       ` <CGME20200408031452eucas1p1b4de173fadca62824b472b8a3dd69e32@eucas1p1.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 09/13] app/test: add rte security session destroy tests Lukasz Wojciechowski
     [not found]       ` <CGME20200408031453eucas1p15bf7f54b1a5b1ae7810a72c71bd6271c@eucas1p1.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 10/13] app/test: add rte security set pkt metadata tests Lukasz Wojciechowski
     [not found]       ` <CGME20200408031453eucas1p1b26ad6b1f924b817e83fc2d2d61a0b0b@eucas1p1.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 11/13] app/test: add rte security get userdata tests Lukasz Wojciechowski
     [not found]       ` <CGME20200408031454eucas1p112c6eded420bdcfdb09fad83bf485afb@eucas1p1.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 12/13] app/test: add rte security capabilities get tests Lukasz Wojciechowski
     [not found]       ` <CGME20200408031454eucas1p2e09e0ab0a1ffa5c657bcf35d89c40a55@eucas1p2.samsung.com>
2020-04-08  3:13         ` [dpdk-dev] [PATCH v2 13/13] app/test: add rte security capability " Lukasz Wojciechowski
     [not found]       ` <CGME20200409172528eucas1p1186911653001cab0e69f10fc42790023@eucas1p1.samsung.com>
2020-04-09 17:24         ` [dpdk-dev] [PATCH v3 00/13] Fixes and unit tests for librte_security Lukasz Wojciechowski
     [not found]           ` <CGME20200409172529eucas1p1f02aaf66052f45ac75ba9e9f63ef1c3a@eucas1p1.samsung.com>
2020-04-09 17:24             ` [dpdk-dev] [PATCH v3 01/13] security: fix verification of parameters Lukasz Wojciechowski
2020-04-13 15:42               ` Anoob Joseph
     [not found]           ` <CGME20200409172530eucas1p27297a83a9d7508e3f8a8f88850cbe37c@eucas1p2.samsung.com>
2020-04-09 17:24             ` [dpdk-dev] [PATCH v3 02/13] security: fix return types in documentation Lukasz Wojciechowski
2020-04-13 15:43               ` Anoob Joseph
     [not found]           ` <CGME20200409172531eucas1p1c3ec21532e5e232ff2d68d56f096e71c@eucas1p1.samsung.com>
2020-04-09 17:24             ` [dpdk-dev] [PATCH v3 03/13] security: fix session counter Lukasz Wojciechowski
2020-04-13 15:48               ` Anoob Joseph
     [not found]           ` <CGME20200409172532eucas1p285bc6767be1d62a0098d177a7757169f@eucas1p2.samsung.com>
2020-04-09 17:24             ` [dpdk-dev] [PATCH v3 04/13] app/test: remove macro definition Lukasz Wojciechowski
     [not found]           ` <CGME20200409172533eucas1p1f4363aa89cfbda87e5d20da1006e21c0@eucas1p1.samsung.com>
2020-04-09 17:24             ` [dpdk-dev] [PATCH v3 05/13] app/test: introduce librte security tests Lukasz Wojciechowski
     [not found]           ` <CGME20200409172533eucas1p252ed0cac1689b067a83589a0665c9033@eucas1p2.samsung.com>
2020-04-09 17:24             ` [dpdk-dev] [PATCH v3 06/13] app/test: add rte security session update tests Lukasz Wojciechowski
     [not found]           ` <CGME20200409172534eucas1p2ee383bc5d8efd40ea8b883b78126ed9f@eucas1p2.samsung.com>
2020-04-09 17:24             ` [dpdk-dev] [PATCH v3 07/13] app/test: add rte security session get size tests Lukasz Wojciechowski
     [not found]           ` <CGME20200409172534eucas1p2852ae56687fd5bae343437b07198c070@eucas1p2.samsung.com>
2020-04-09 17:24             ` [dpdk-dev] [PATCH v3 08/13] app/test: add rte security session stats get tests Lukasz Wojciechowski
     [not found]           ` <CGME20200409172535eucas1p152b3d17bd9d2194f9f2669116130331d@eucas1p1.samsung.com>
2020-04-09 17:24             ` [dpdk-dev] [PATCH v3 09/13] app/test: add rte security session destroy tests Lukasz Wojciechowski
     [not found]           ` <CGME20200409172535eucas1p2c215489de77c708fc0bec6b9e2e3dd6d@eucas1p2.samsung.com>
2020-04-09 17:24             ` [dpdk-dev] [PATCH v3 10/13] app/test: add rte security set pkt metadata tests Lukasz Wojciechowski
     [not found]           ` <CGME20200409172536eucas1p282854dae8a3b6cceafdea5e2f4fa0896@eucas1p2.samsung.com>
2020-04-09 17:25             ` [dpdk-dev] [PATCH v3 11/13] app/test: add rte security get userdata tests Lukasz Wojciechowski
     [not found]           ` <CGME20200409172536eucas1p1396c04fb7a9fb80db2a5670f8f3453bb@eucas1p1.samsung.com>
2020-04-09 17:25             ` [dpdk-dev] [PATCH v3 12/13] app/test: add rte security capabilities get tests Lukasz Wojciechowski
     [not found]           ` <CGME20200409172538eucas1p1dcd99eeedf6fca44c2e2e53e94b08d91@eucas1p1.samsung.com>
2020-04-09 17:25             ` [dpdk-dev] [PATCH v3 13/13] app/test: add rte security capability " Lukasz Wojciechowski
2020-04-17 19:46           ` [dpdk-dev] [PATCH v3 00/13] Fixes and unit tests for librte_security Akhil Goyal
2020-04-17 20:14             ` Lukasz Wojciechowski
2020-04-17 20:21               ` Akhil Goyal
2020-04-17 20:39                 ` Lukasz Wojciechowski

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