Joe Lawrence <[email protected]> writes: > On Thu, 26 Jun 2014, Jeff Moyer wrote: >> Thanks, Jens. Joe, the patches don't apply anymore... would you mind >> sending an updated set so Jens doesn't have to do the fixups? I think >> you also need to convert blk_mq_alloc_request, I didn't see that in your >> patch. > > Hi Jeff, > > I have a new set that applies on top of 3.16-rc2... but before posting, I > wasn't sure what needs to be converted w/regard to blk_mq_alloc_request. > As far as I can tell, the new multi-queue block IO queueing implementation > via blk_mq_alloc_request should be safe from this bug as it doesn't > include any dead queue checks that introduce early exits.
Hi, Joe, blk_mq_alloc_request will return NULL if blk_mq_queue_enter() returns non-zero. Cheers, Jeff -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
