Messages in this thread | | | Date | Mon, 18 May 2015 23:37:09 -0700 | From | Christoph Hellwig <> | Subject | Re: fix queue_lock usage in blk-mq and nvme |
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On Thu, May 07, 2015 at 09:38:12AM +0200, Christoph Hellwig wrote: > Historically we always take queue_lock with irqs disabled. Blk-mq doesn't really > use the queue_lock much, but when it does it needs to follow this rules to make > lockdep happy. > > The first patch removes a queue_lock usage instead of fixing things properly, > and the second is a bad-aid for nvme. In the long run I'd prefer to remove > other users of the queue_lock from blk-mq and blk-mq based driver entirely, > but that will require a bit more work. > > > _______________________________________________ > Linux-nvme mailing list > Linux-nvme@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-nvme ---end quoted text---
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