From: Andrew Morton <akpm@zip.com.au>
To: "christophe barbé" <christophe.barbe.ml@online.fr>
Cc: lkml <linux-kernel@vger.kernel.org>
Subject: Re: 3c59x and cardbus
Date: Tue, 26 Feb 2002 09:40:39 -0800 [thread overview]
Message-ID: <3C7BC897.8D607D08@zip.com.au> (raw)
In-Reply-To: <20020226173038.GD803@ufies.org>
christophe barbé wrote:
>
> When you remove a 3c59x-based cardbus, the fonction vortex_remove_one
> is called and this function end with kfree(dev).
>
> I was looking why enable_wol loose its value after a remove/insert cycle
> but this value is store in the private part of dev so it's free with
> dev.
>
> The driver is not unloaded during the remove/insert cycle so it's a
> kernel space problem.
Yes, all driver state is destroyed when the hardware is removed.
Look at it the other way: if this was not done, the driver would
have a memory leak.
I guess it would be possible to retain some state across insertion
cycles, keyed off the MAC address or something. What's it needed
for?
-
next prev parent reply other threads:[~2002-02-26 17:42 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-26 17:30 christophe barbé
2002-02-26 17:40 ` Andrew Morton [this message]
2002-02-26 17:58 ` christophe barbé
2002-02-26 18:15 ` christophe barbé
2002-02-26 18:51 ` Andrew Morton
2002-02-26 18:59 ` christophe barbé
2002-02-26 23:00 ` christophe barbé
2002-02-26 23:32 ` Andrew Morton
2002-02-26 23:38 ` christophe barbé
2002-03-02 21:08 ` christophe barbé
2002-02-27 0:29 ` Pozsar Balazs
2002-02-27 0:32 ` nick
2002-02-27 0:41 ` christophe barbé
2002-02-27 0:43 ` Pozsar Balazs
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