Messages in this thread | | | Date | Wed, 11 Oct 2006 13:23:14 +0200 | From | Jens Axboe <> | Subject | Re: [PATCH] block layer: elv_iosched_show should get elv_list_lock |
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On Wed, Oct 11 2006, Vasily Tarasov wrote: > elv_iosched_show function iterates other elv_list, > hence elv_list_lock should be got.
Indeed, that's a bug. Thanks!
> Also the question is: in elv_iosched_show, elv_iosched_store > q->elevator->elevator_type construction is used without locking > q->queue_lock. Is it expected?..
As long as the queue doesn't go away, we should be safe enough.
-- Jens Axboe
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