linux-kernel - Re: [PATCH] mm/memory.c: remove warning from an uninitialized spinlock. was: Re: 2.6.21-rc7-mm2

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: <4632F1C2.9040104@goop.org>
Date:	Sat, 28 Apr 2007 00:03:30 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	bbpetkov@...oo.de
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Jeremy Fitzhardinge <jeremy@...source.com>
Subject: Re: [PATCH] mm/memory.c: remove warning from an uninitialized spinlock.
 was: Re: 2.6.21-rc7-mm2

Borislav Petkov wrote:
> Sorry, no such thing in the docs to do
>
> spinlock_t __attribute__((__uninitialized__)) *ptl;
>
> in order to suppress warnings. But if function size is our concern here, even
> shorter would be:
>   

asm("" : "=rm" (ptl)) would do the job, I think, but it's pretty ugly
syntactically.

    J
-
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/