netdev - Re: [patch net-next 2/3] mlxsw: expose EMAD transactions statistics via debugfs

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:	Tue, 25 Aug 2015 23:08:21 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jiri@...nulli.us
Cc:	netdev@...r.kernel.org, idosch@...lanox.com, eladr@...lanox.com,
	ogerlitz@...lanox.com, jiri@...lanox.com
Subject: Re: [patch net-next 2/3] mlxsw: expose EMAD transactions
 statistics via debugfs

From: Jiri Pirko <jiri@...nulli.us>
Date: Wed, 26 Aug 2015 07:52:15 +0200

> They are simple statistics. But they does not fit into any existing
> interface. This is about EMAD packets. They are not per-netdevice, but
> per-pcidevice. So I cannot put them into ethtool.
> 
> I see no other iface to expose this other than debugfs. Please suggest
> some other way, I don't see it :/

Then create one, instead of crapping up the driver with debugfs
craziness.

>>I'm not applying this, and I'm really getting irritated about how much
>>garbage people put into debugfs when it has _NO_ business being there.
> 
> I think that is the primary purpose of this iface, To put arbitrary
> debugging garbage there. Am I missing something?

It's not garbage if it's useful for someone.

If it's not useful, why even bother?

This is why I hate debugfs, it's a fundamentally flawed facility.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html