linux-kernel - Re: [PATCH] add a printk_init variant storing format strings in _

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]

Message-ID: <20080604124336.578d86ae@core>
Date:	Wed, 4 Jun 2008 12:43:36 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Andy Whitcroft <apw@...dowen.org>,
	David Brownell <david-b@...bell.net>, pavel@...e.cz,
	linux-kernel@...r.kernel.org, linux-pm@...ts.linux-foundation.org,
	mingo@...e.hu
Subject: Re: [PATCH] add a printk_init variant storing format strings in
 __initdata

> > When using printk from __init functions it would be desirable to place
> > the printk format strings in __initdata.  Add a printk_init() variant
> > which does this.

Russell played with this years ago I seem to remember and broke the ARM
gcc in the process. If we have any compilers generating near pointer
references for string constants then suddenely hiding them in another
section is going to be interesting.

> Wouldn't it be great if checkpatch were to detect
> fail-to-use-printk_init() in an __init function?

Can we have a 'correctpatch' to go with it someday perhaps ;)
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/