From: Johannes Berg <johannes@sipsolutions.net>
To: reinette chatre <reinette.chatre@intel.com>
Cc: John Ranson <ranson@analager.net>,
"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
Subject: Re: Unable to load iwlagn module: Failed to register hw (error -17)
Date: Wed, 15 Jul 2009 18:21:20 +0200 [thread overview]
Message-ID: <1247674880.10754.22.camel@johannes.local> (raw)
In-Reply-To: <1247674573.17896.1989.camel@rc-desk>
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On Wed, 2009-07-15 at 09:16 -0700, reinette chatre wrote:
> > -EEXIST should only happen if something has already claimed something in
> > sysfs, but not with netdevs (i.e. wlan0 would just be renamed to wlan1)
> > and phy0 is numbered all the time so that can't be it either. I don't
> > know.
>
> fyi ... I based my response on register_netdevice() being able to return
> -EEXIST at the time it checks for the existence of "name".
Yes, it does that, but we don't ask it for a fixed name -- we allocate
"wlan%d" and in the same rtnl-locked section register it, so we should
always get a new number and be able to register that number.
johannes
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next prev parent reply other threads:[~2009-07-15 16:23 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-15 4:25 Unable to load iwlagn module: Failed to register hw (error -17) John Ranson
2009-07-15 16:02 ` reinette chatre
2009-07-15 16:11 ` Johannes Berg
2009-07-15 16:16 ` reinette chatre
2009-07-15 16:21 ` Johannes Berg [this message]
2009-07-15 16:25 ` Luis R. Rodriguez
2009-07-16 3:58 ` John Ranson
2009-07-16 16:13 ` Luis R. Rodriguez
2009-07-26 2:41 ` John Ranson
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