blk_mq_alloc_request_hctx() allocates a driver request directly, unlike
its blk_mq_alloc_request() counterpart. It also crashes because it
doesn't update the tags->rqs map.
Fix it by making it allocate a scheduler request.
All three look good to me. Would you mind respinning #1, it doesn't
apply on top of the reserved tag patch.
Yup, I had those based on Sagi's original patches for some reason. I
fat-fingered send-email, sent as a reply to the original patch 1 instead
of this email.
I got it, applied all 3, thanks Omar!
FWIW, you can add my:
Tested-by: Sagi Grimberg <sagi@xxxxxxxxxx>
Although I didn't try to trigger reserved vs. normal tag
competition which will never ever happen for nvmf btw, but
I assume it can happen in drivers who use reserved for error
handling.