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From: Matthew Hall <mhall@mhcomputing.net>
To: Neil Horman <nhorman@tuxdriver.com>
Cc: "Wiles, Keith" <keith.wiles@intel.com>,
	Thomas Monjalon <thomas.monjalon@6wind.com>,
	Yuanhan Liu <yuanhan.liu@linux.intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>,
	"Richardson, Bruce" <bruce.richardson@intel.com>,
	"Tan, Jianfeng" <jianfeng.tan@intel.com>,
	Stephen Hemminger <stephen@networkplumber.org>,
	Christian Ehrhardt <christian.ehrhardt@canonical.com>,
	Panu Matilainen <pmatilai@redhat.com>,
	Olivier Matz <olivier.matz@6wind.com>
Subject: Re: [dpdk-dev] [RFC] Yet another option for DPDK options
Date: Thu, 2 Jun 2016 13:53:55 -0700	[thread overview]
Message-ID: <20160602205355.GB24543@mhcomputing.net> (raw)
In-Reply-To: <20160602200837.GC12923@hmsreliant.think-freely.org>

On Thu, Jun 02, 2016 at 04:08:37PM -0400, Neil Horman wrote:
> struct key_vals {
> 	char *key;
> 	union {
> 		ulong longval;
> 		void *ptrval;
> 	} value;
> };
> 
> struct config {
> 	size_t count;
> 	struct key_vals kvp[0];
> };

This sort of code is very 1970s / ioctl / messy binary. And doesn't buy any 
performance advantage because it's just for config.

Something that looks more like sysctl MIBs with hierarchical names or like 
JSON w/ a hierarchy of hash tables and arrays is much less user-hostile.

https://www.freebsd.org/cgi/man.cgi?sysctl(3)

http://json-c.github.io/json-c/json-c-0.12/doc/html/json__object_8h.html

Matthew.

  reply	other threads:[~2016-06-02 20:53 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-01 15:00 Wiles, Keith
2016-06-01 15:46 ` Matthew Hall
2016-06-01 16:08   ` Wiles, Keith
2016-06-01 15:58 ` Jay Rolette
2016-06-01 16:18   ` Bruce Richardson
2016-06-01 16:21     ` Arnon Warshavsky
2016-06-01 18:13     ` Wiles, Keith
2016-06-01 18:31     ` Stephen Hemminger
2016-06-03 10:07     ` Yerden Zhumabekov
2016-06-01 18:51 ` Thomas Monjalon
2016-06-02  9:19   ` Marc
2016-06-02  7:56 ` Yuanhan Liu
2016-06-02 10:41 ` Neil Horman
2016-06-02 13:19   ` Thomas Monjalon
2016-06-02 13:53     ` Wiles, Keith
2016-06-02 17:11       ` Neil Horman
2016-06-02 19:33         ` Wiles, Keith
2016-06-02 19:41         ` Wiles, Keith
2016-06-02 20:08           ` Neil Horman
2016-06-02 20:53             ` Matthew Hall [this message]
2016-06-02 22:34               ` Neil Horman
2016-06-03  2:17                 ` Matthew Hall
2016-06-03  9:57                   ` Bruce Richardson
2016-06-03 10:06                     ` Bruce Richardson
2016-06-03 12:03                   ` Neil Horman
2016-06-03 10:29             ` Bruce Richardson
2016-06-03 11:01               ` Bruce Richardson
2016-06-03 11:50                 ` Neil Horman
2016-06-03 12:01                   ` Arnon Warshavsky
2016-06-03 12:53                     ` Panu Matilainen
2016-06-03 14:31                       ` Arnon Warshavsky
2016-06-03 16:04                         ` Wiles, Keith
2016-06-03 16:10                           ` Wiles, Keith
2016-06-03 17:44                           ` Neil Horman
2016-06-03 18:29                             ` Wiles, Keith
2016-06-03 18:38                               ` Neil Horman
2016-06-03 18:52                                 ` Arnon Warshavsky
2016-06-03 19:00                                   ` Wiles, Keith
2016-06-03 19:07                                     ` Wiles, Keith
2016-06-03 19:18                                       ` Neil Horman
2016-06-03 19:23                                         ` Wiles, Keith
2016-06-03 19:28                                           ` Arnon Warshavsky
2016-06-03 21:42                                           ` Matthew Hall
2016-06-03 21:41                                         ` Matthew Hall
2016-06-05  0:19                                           ` Neil Horman
2016-06-03 21:40                                       ` Matthew Hall
2016-06-03 21:38                                   ` Matthew Hall
2016-06-03 12:14                   ` Panu Matilainen
2016-06-02 20:51           ` Matthew Hall

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