Re: [PATCH 14/22] qla2xxx: Fix nested spinlock

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Hi Bart, 

On Nov 28, 2017, at 2:27 PM, Bart Van Assche <bart.vanassche@xxxxxxx> wrote:
> 
> 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()?
> 

Okay will update patch with the description and submit v2 of this patch.

> Thanks,
> 
> Bart.

Thanks,
- Himanshu





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