From owner-freebsd-current@FreeBSD.ORG Tue May 24 03:08:08 2005 Return-Path: X-Original-To: freebsd-current@FreeBSD.org Delivered-To: freebsd-current@FreeBSD.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 604EC16A41C; Tue, 24 May 2005 03:08:08 +0000 (GMT) (envelope-from glebius@FreeBSD.org) Received: from relay.bestcom.ru (relay.bestcom.ru [217.72.144.5]) by mx1.FreeBSD.org (Postfix) with ESMTP id 79AA443D1D; Tue, 24 May 2005 03:08:07 +0000 (GMT) (envelope-from glebius@FreeBSD.org) Received: from cell.sick.ru (root@cell.sick.ru [217.72.144.68]) by relay.bestcom.ru (8.13.1/8.12.9) with ESMTP id j4O384Ir063515 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL); Tue, 24 May 2005 07:08:04 +0400 (MSD) (envelope-from glebius@FreeBSD.org) Received: from cell.sick.ru (glebius@localhost [127.0.0.1]) by cell.sick.ru (8.13.1/8.12.8) with ESMTP id j4O383vF061853 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 24 May 2005 07:08:03 +0400 (MSD) (envelope-from glebius@FreeBSD.org) Received: (from glebius@localhost) by cell.sick.ru (8.13.1/8.13.1/Submit) id j4O383mg061852; Tue, 24 May 2005 07:08:03 +0400 (MSD) (envelope-from glebius@FreeBSD.org) X-Authentication-Warning: cell.sick.ru: glebius set sender to glebius@FreeBSD.org using -f Date: Tue, 24 May 2005 07:08:02 +0400 From: Gleb Smirnoff To: Mike Jakubik , wpaul@FreeBSD.org Message-ID: <20050524030802.GD61461@cell.sick.ru> References: <3475.172.16.0.199.1116881734.squirrel@172.16.0.1> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Content-Disposition: inline In-Reply-To: <3475.172.16.0.199.1116881734.squirrel@172.16.0.1> User-Agent: Mutt/1.5.6i X-Virus-Scanned: ClamAV version devel-20050125, clamav-milter version 0.80ff on relay.bestcom.ru X-Virus-Status: Clean Cc: freebsd-current@FreeBSD.org Subject: Re: non-sleepable locks held (xl0) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 May 2005 03:08:08 -0000 Mike, Bill, On Mon, May 23, 2005 at 04:55:34PM -0400, Mike Jakubik wrote: M> Not sure if this is reported already, but i got this on a recently cvsuped M> -current system while booting. ACK, my fault. We can't just zero ta_pending flag, since task may have alredy been triggered, and now is being waiting on driver lock at xl_rxeof_task(). Probably we need to run taskqueue_drain() before locking driver mutex, that is before call to xl_lock(). Bill, what is your opinion? -- Totus tuus, Glebius. GLEBIUS-RIPN GLEB-RIPE