On Thu, 2007-08-02 at 14:51 -0400, Dan Williams wrote: > Well, to be honest none of the drivers before mac80211 required you to > down the device to change modes. But they were mostly fullmac, or > half-mac like ipw2x00. Since mac80211 has only just become useful in > the past couple of months for most people, it's not really fair to > expect versions of NM that were out before mac80211 landed to play nice > with what mac80211 expects, which is different from what other drivers > implement. True. > Not to say NM shouldn't be fixed for this. The other problem is that > there's really not a good way to determine whether the driver is > actually _ready_ after down it and bringing it back up. You basically > have to spin & block until the interface gets IFF_UP set on it again, > and even then that's not entirely reliable. Not sure I understand? Drivers can fully well block the userspace task that is doing the IFF_UP until they're read? bcm43xx does that. johannes
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