From: Greg KH <greg@kroah.com>
To: linux-hotplug@vger.kernel.org
Subject: Re: EC seen at boot doesn't unplug
Date: Sun, 05 Jun 2011 01:41:46 +0000 [thread overview]
Message-ID: <20110605014146.GB18918@kroah.com> (raw)
In-Reply-To: <BANLkTik4-LrnWKqa5bB2dN_hHvKxswseNQ@mail.gmail.com>
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, hotplug works: lspci entries come and go, modules
> un/load, udev reports add/remove. good.
>
> 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. If a card is in the slot when
> the kernel loads, it shows in syslog, lscpi and the drivers get
> loaded. If 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.
thanks,
greg k-h
next prev parent reply other threads:[~2011-06-05 1:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-04 15:26 EC seen at boot doesn't unplug Carl Karsten
2011-06-05 1:41 ` Greg KH [this message]
2011-06-05 3:07 ` Carl Karsten
2011-06-05 3:28 ` Carl Karsten
2011-06-05 5:42 ` Greg KH
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