linux-kernel - Re: [PATCH] pps: claim parallel port exclusively

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] [day] [month] [year] [list]

Date:	Tue, 25 Jan 2011 01:19:40 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Alexander Gordeev <lasaine@....cs.msu.su>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH] pps: claim parallel port exclusively


* Alexander Gordeev <lasaine@....cs.msu.su> wrote:

> Both pps_parport and pps_gen_parport are written in a way that they
> can't share a port with any other driver. This can result in locking up
> the process that loads modules or even the whole kernel if the modules
> are compiled in. Use PARPORT_FLAG_EXCL to indicate this.
> 
> Signed-off-by: Alexander Gordeev <lasaine@....cs.msu.su>

Thanks Alexander - i think the bug you fixed here explains the symptoms i was 
seeing.

Consider the bug fixed - i'll yell if something else pops up in testing.

Thanks,

	Ingo
--
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/