On Tue, 2017-11-28 at 22:22 +0000, Madhani, Himanshu wrote: > This was reported by customer so i am not very confident they would have CONFIG_PROVE_LOCKING enabled in > their setup. I’ll enable this on our setup and we can try to reproduce this issue. > > Let me know if you want me to drop this patch until we get more details. Hello Himanshu, What I think is that at least an explanation should be provided about why it is safe to leave out the spin_lock() and spin_unlock() calls. What does the hardware lock protect and why is it safe to leave it out from qla2x00_els_dcmd_iocb_timeout()? Thanks, Bart.