linux-kernel - Re: linux-next-20090225: ide-cd triggers BUG at arch/x86/mm/ioremap.c:80!

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, 04 Mar 2009 12:33:14 +0900
From:	Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>
To:	petkovbb@...il.com
Cc:	bzolnier@...il.com, linux-kernel@...r.kernel.org
Subject: Re: linux-next-20090225: ide-cd triggers BUG at arch/x86/mm/ioremap.c:80!

Hello.

Borislav Petkov wrote:
> how about something like that:
> 
> We map to sg once in ide_issue_pc since all drivers call into that.
> We have to exclude ide_tape for now since it doesn't do that and uses
> its own io buffers-method. Then, we do for both ide-cd and ide-floppy
> blk_rq_bytes(rq) in ide_init_sg_cmd() after I've fixed the partial
> completions issue later.
> 
> Lightly tested with ide-cd for now.
> 
> @Tetsuo: please do test, this should fix your OOPS.
> 
OK. This patch solved the problem.

Thank you.
--
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/