From: Johannes Berg <johannes@sipsolutions.net>
To: John Linville <linville@tuxdriver.com>
Cc: linux-wireless <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH] mac80211: allow configure_filter callback to sleep
Date: Mon, 17 Aug 2009 17:00:06 +0200 [thread overview]
Message-ID: <1250521206.15103.10.camel@johannes.local> (raw)
In-Reply-To: <1250518613.15103.7.camel@johannes.local>
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On Mon, 2009-08-17 at 16:16 +0200, Johannes Berg wrote:
> Over time, a whole bunch of drivers have come up
> with their own scheme to delay the configure_filter
> operation to a workqueue. To be able to simplify
> things, allow configure_filter to sleep, and add
> a new prepare_multicast callback that drivers that
> need the multicast address list implement. This new
> callback must be atomic, but most drivers either
> don't care or just calculate a hash which can be
> done atomically and then uploaded to the hardware
> non-atomically.
Oh I should probably mention that
1) I only tested with hwsim, but
2) I don't think it will break much since it doesn't really change most
drivers.
johannes
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next prev parent reply other threads:[~2009-08-17 15:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-17 14:16 [PATCH] mac80211: allow configure_filter callback to sleep Johannes Berg
2009-08-17 14:24 ` Kalle Valo
2009-08-17 15:00 ` Johannes Berg [this message]
2009-08-17 16:06 ` Luis R. Rodriguez
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