From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: Bcm43xx softMac Driver in 2.6.18 Date: Sat, 23 Sep 2006 11:41:25 +0200 Message-ID: <200609231141.26090.rjw@sisk.pl> References: <4513E308.10507@lwfinger.net> <2c0942db0609222303o50e47156xe6af9a50ed8301c8@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Cc: "Larry Finger" , dbtsai@gmail.com, "John Linville" , netdev@vger.kernel.org, LKML Return-path: To: ray-gmail@madrabbit.org In-Reply-To: <2c0942db0609222303o50e47156xe6af9a50ed8301c8@mail.gmail.com> Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Saturday, 23 September 2006 08:03, Ray Lee wrote: > On 9/22/06, Larry Finger wrote: > > When we found the cause of NETDEV watchdog timeouts in the wireless-2.6 code, > > I knew that the 2.6.18 release code would cause a serious regression. > > I don't know if this is the lockup you're trying to address, but > 2.6.18's bcm43xx has definitely regressed for me versus 2.6.17.x. > > 2.6.18 vanilla and 2.6.18 with your patch both lock my system hard > with bcm43xx. I've got an HP/Compaq nx6125 laptop. Symptoms are that > it will associate fine on its own and send traffic to/fro upon ifup, > but when I do an iwconfig, ifdown, ifup to change the access point, > the system locks (somewhat randomly) during one of those operations. > Well, the iwconfig or the ifup, actually. I have observed similar symptoms on HPC nx6325, although I haven't managed to get the adapter associate with an AP. This is a PCI-E card so I need some additional patches to make the driver detect it, and I use the firmware cut from wl_apsta.o. The kernel is also 64-bit, 2.6.18-rc6-mm2. lspci -v: 30:00.0 Network controller: Broadcom Corporation BCM4310 UART (rev 01) Subsystem: Hewlett-Packard Company Unknown device 1361 Flags: bus master, fast devsel, latency 0, IRQ 10 Memory at c8000000 (32-bit, non-prefetchable) [size=16K] Capabilities: [40] Power Management version 2 Capabilities: [58] Message Signalled Interrupts: 64bit- Queue=0/0 Enable- Capabilities: [d0] Express Legacy Endpoint IRQ 0 Greetings, Rafael -- You never change things by fighting the existing reality. R. Buckminster Fuller