Hi Jens On 08/08/2018 10:40 PM, Jens Axboe wrote: > On 8/8/18 3:56 AM, Jianchao Wang wrote: >> Currently, we count the hctx as active after allocate driver tag >> successfully. The other shared-tags users could exhaust the driver >> tags and starve a non-active and waiting-tag hctx. Count the hctx as >> active before try to allocate driver tag to fix this. > > Patch looks good, but please add some comments along the way. > Yes, I will do that and post the V3. Thanks Jianchao