On 10/15/18 1:24 PM, Geoff Levand wrote: > Hi Jens, > > On 10/15/2018 11:38 AM, Jens Axboe wrote: >> Weird, it looks like we're waiting for something to complete, and then >> we have a few others waiting for queue new IO. >> >> Can you try and move the blk_mq_end_request() inside the priv->lock >> section and see if that helps? > > With the change below to your V2 I can't get it to have an > error. I did mkfs.ext4, some big file downloads, and ran > 'fsck.ext3 -c' for a while. OK good, that's better than having to make the bigger change I just sent out. > Thanks for working late on it. Thanks for testing! I'll add your tested-by. -- Jens Axboe