linux-kernel - Re: [PATCH] vsprintf: flowinfo in IPv6 is optional too

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 03 Feb 2016 23:13:20 +0200
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	"Jason A. Donenfeld" <Jason@...c4.com>,
	Joe Perches <joe@...ches.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux@...musvillemoes.dk, LKML <linux-kernel@...r.kernel.org>,
	dborkman@...hat.com
Subject: Re: [PATCH] vsprintf: flowinfo in IPv6 is optional too

On Wed, 2016-02-03 at 22:09 +0100, Jason A. Donenfeld wrote:
> On Wed, Feb 3, 2016 at 6:56 PM, Joe Perches <joe@...ches.com> wrote:
> > Why does this matter at all?
> 
> Because I want to printk a sockaddr_in6, and have the most complete
> yet valid and standard representation I can. Displaying a /0 when
> there is no flow is confusing, ugly, and unhelpful, not to mention it
> doesn't accurately reflect what's happening. A flowlabel of zero
> means
> no flowlabel.

So, where do you want to put your result? dmesg? User-space application
via sysfs? 

Seems like here is discussion debug vs. release version of printed data
in the kernel.

-- 
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Intel Finland Oy