netdev - Re: hardware time stamping with optional structs in data area

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 for Android: free password hash cracker in your pocket

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

Message-Id: <20090126.172202.261408793.davem@davemloft.net>
Date:	Mon, 26 Jan 2009 17:22:02 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	patrick.ohly@...el.com
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	linux-api@...r.kernel.org
Subject: Re: hardware time stamping with optional structs in data area

From: Patrick Ohly <patrick.ohly@...el.com>
Date: Mon, 26 Jan 2009 21:39:52 +0100

> On Mon, 2009-01-26 at 07:04 +0200, David Miller wrote:
> > Just consolidate the array into a direct conversion table.  You only
> > have 2 bits defined so you only need an array of 4 entries.  Pass the
> > optional flag bits directly in as the index of that table.
> 
> How can I get some code executed during the initialization of the IP
> stack which initializes the table, before any sk_buff gets allocated?
> 
> The content is constant, but writing it down as static initializers
> using just preprocessor macros would be difficult and/or ugly - that's
> why I haven't done it already.

It's 4 entries... really.  You can initialize them simply, perhaps
with some fancy macro used by the initializers.
--
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