netdev - Re: [PATCH] igmp: spin_lock_bh in timer (Re: BUG: soft lockup detected on CPU#0!)

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: <20061222094840.GA2261@ff.dom.local>
Date:	Fri, 22 Dec 2006 10:48:40 +0100
From:	Jarek Poplawski <jarkao2@...pl>
To:	Ben Greear <greearb@...delatech.com>
Cc:	netdev@...r.kernel.org, David Miller <davem@...emloft.net>
Subject: Re: [PATCH] igmp: spin_lock_bh in timer (Re: BUG: soft lockup detected on CPU#0!)

On Fri, Dec 22, 2006 at 08:13:08AM +0100, Jarek Poplawski wrote:
> [PATCH] igmp: spin_lock_bh in timer
> 
> igmp_timer_expire() uses spin_lock(&im->lock)
> but this lock is also taken by other igmp timers,
> so it should be changed to bh version.

... but according to theory this doesn't matter.
I was suggested by this other timers, which
probably use _bh unnecessarily.

Sorry for confusion - I withdraw this patch.

Jarek P.
-
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