From: Alan C. <al...@lx...> - 2001-09-17 21:24:27
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> elsewhere except for scsi_request_fn, in which case is it increased. > This leaves other existing io_request_lock serialization in place. > So, unless a driver accesses the request queue without taking q->queue_lock, > queue integrity is protected. Well drivers do. io_request_lock in the IDE layer synchronizes the ide internal request queue against the queue_lock. If you take queue_lock insode of io_request_lock you seem to have IDE deadlocks |