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From: Zhu Yi <yi.zhu@intel.com>
To: Dan Williams <dcbw@redhat.com>
Cc: linux-wireless@vger.kernel.org, ipw2100-devel@lists.sourceforge.net
Subject: Re: [PATCH] ipw2200: batch non-user-requested scan result notifications
Date: Mon, 22 Oct 2007 16:45:19 +0800	[thread overview]
Message-ID: <1193042719.3069.166.camel@debian.sh.intel.com> (raw)
In-Reply-To: <1191952524.617.7.camel@localhost.localdomain>


On Tue, 2007-10-09 at 13:55 -0400, Dan Williams wrote:
> ipw2200 makes extensive use of background scanning when unassociated
> or
> down.  Unfortunately, the firmware sends scan completed events many
> times per second, which the driver pushes directly up to userspace.
> This needlessly wakes up processes listening for wireless events many
> times per second.  Batch together scan completed events for
> non-user-requested scans and send them up to userspace every 4
> seconds.
> Scan completed events resulting from an SIOCSIWSCAN call are pushed up
> without delay.
> 
> Signed-off-by: Dan Williams <dcbw@redhat.com>

I'm OK with this one except the round_jiffies part.

Thanks,
-yi

  reply	other threads:[~2007-10-22  8:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-09 17:55 [PATCH] ipw2200: batch non-user-requested scan result notifications Dan Williams
2007-10-22  8:45 ` Zhu Yi [this message]
2007-10-22 15:47   ` Dan Williams
2007-10-23  0:58     ` Zhu Yi

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