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On 05/02/14 05:35, Quentin Garnier wrote:
The following reply was made to PR kern/47506; it has been noted by GNATS.
From: Quentin Garnier <cube%cubidou.net@localhost>
Subject: re: kern/47506
Date: Fri, 2 May 2014 03:16:43 +0000
It seems to me there is a race between tap_start() and tap_dev_poll().
The splx() call in tap_dev_poll() needs to be moved after the call to
However, I'm not entirely certain how that interacts with the spin
mutex that protects the selrecord() call.
mutex(9) and spl(9) interact appropriately :)
First spin mutex_enter saves spl and last spin mutex_exit restores that
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