netdev - Re: [PATCH 2/2]: pkt_sched: Convert CBQ to tasklet

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:	Fri, 28 Aug 2009 12:30:35 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	netdev@...r.kernel.org, tglx@...utronix.de
Subject: Re: [PATCH 2/2]: pkt_sched: Convert CBQ to tasklet_hrtimer.

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Fri, 28 Aug 2009 17:54:53 +0200

> I now have these dmesg warnings when playing with cbq
> 
> # tc qdisc del dev eth3 root
> # tc qdisc add dev eth3 root handle 1: est 1sec 8sec cbq avpkt 1000 rate 1000Mbit bandwidth 1000Mbit
> # tc qdisc del dev eth3 root
> 
> [12786.458485] Attempt to kill tasklet from interrupt
> [12786.458522] Attempt to kill tasklet from interrupt
> [12786.465261] Attempt to kill tasklet from interrupt
> [12786.465286] Attempt to kill tasklet from interrupt
> 
> probably becauce cbq_reset() being called from interrupt context ?

Grumble... I guess the tasklet_hrtimer infrastructure is less
of a direct plugin replacement for plain hrtimers than I thought.

Anyone have any ideas about how to deal with stuff like this?
--
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