On Thu, 2008-04-10 at 12:43 -0300, Marcelo Tosatti wrote: > On Tue, Apr 01, 2008 at 08:48:48AM +0200, Holger Schurig wrote: > > > Won't this call block? You can't block in the get_wireless > > > handler (it holds the rtnl lock). See wext_handle_ioctl. > > > > Yes, this blocks. > > > > So you mean that when I cannot get a current RSSI value at this > > time I have to re-use some old value? > > All I mean is that get_wireless_stats should not schedule() because it > holds the rtnl_lock. You get ugly hangs doing that. Of course you can schedule with the rtnl held. It's a mutex, after all. johannes
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