From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg KH Date: Sun, 05 Jun 2011 05:42:45 +0000 Subject: Re: EC seen at boot doesn't unplug Message-Id: <20110605054245.GA11876@kroah.com> List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: linux-hotplug@vger.kernel.org On Sat, Jun 04, 2011 at 10:07:25PM -0500, Carl Karsten wrote: > On Sat, Jun 4, 2011 at 8:41 PM, Greg KH wrote: > > On Sat, Jun 04, 2011 at 10:26:27AM -0500, Carl Karsten wrote: > >> I am wondering why I see a difference between 2 similar setups: > >> ubuntu 2.6.39-3-generic > >> EC card (many firewire cards) > >> > >> I have 2 laptops. 2.6.39-3-generic on both. > >> > >> HP EliteBook 8530w (KS051UA#ABA) > >> HP Pavilion dv6700 Notebook PC (KC300UA#ABA) > >> > >> On the EliteBook, =A0hotplug works: lspci entries come and go, modules > >> un/load, udev reports add/remove. =A0good. > >> > >> On the Pavilion, if I load acpiphp (via /etc/modules), hotplug works. > >> If I don't load any additional modules hotplug does not work: insert > >> card - nothing in syslog, lspci, udev. =A0If a card is in the slot when > >> the kernel loads, it shows in syslog, lscpi and the drivers get > >> loaded. =A0If I pull it out, nothing changes: still listed in lspci, > >> modules still loaded, dev nodes still around. > > > > Try pciehp instead of acpiphp, that's usually used for "newer" systems. > > > > Let us know if that works or not. > > >=20 > Dose not work: It's included in the kernel. >=20 > [ 0.560605] pciehp: PCI Express Hot Plug Controller Driver version: 0.4 Ok, try posting this on the linux-pci@vger.kernel.org list, that's where the PCI hotplug people are at, not here. good luck, greg k-h