Messages in this thread | | | From | Oliver Neukum <> | Subject | Re: Towards eliminating the freezer | Date | Tue, 24 Jul 2007 10:21:35 +0200 |
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Am Montag 23 Juli 2007 schrieb Alan Stern: > Now here's an idea which might work. Can we require every caller of > device_add() to hold some existing device's semaphore? Normally it > would be the semaphore of the new device's parent, but it could be a > higher ancestor. There even could be a single "root" semaphore for > drivers registering a top-level device with no parent.
What prevents us from having a device addition semaphore? Adding device is not critical to performance, is it?
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