Re: [PATCH 9/9] blk-mq: drain I/O when all CPUs in a hctx are offline

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On Mon, May 18, 2020 at 09:42:57AM +0100, John Garry wrote:
> On 18/05/2020 07:39, Christoph Hellwig wrote:
> > +
> >   /*
> >    * 'cpu' is going away. splice any existing rq_list entries from this
> 
> Do we need to fix up this comment again?

I think we don't need, now blk_mq_hctx_notify_dead() is only for
handling non-inactive hctx, and requests from the dead sw queue need to
be dispatched to other online CPUs.

Thanks,
Ming




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