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From: Ming Lei <ming.lei@redhat.com>
To: Artem Bityutskiy <dedekind1@gmail.com>
Cc: "hch@lst.de" <hch@lst.de>, Thomas Gleixner <tglx@linutronix.de>,
	"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
	"snitzer@redhat.com" <snitzer@redhat.com>,
	"hare@suse.de" <hare@suse.de>, "mroos@linux.ee" <mroos@linux.ee>,
	"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
	"don.brace@microsemi.com" <don.brace@microsemi.com>,
	"pbonzini@redhat.com" <pbonzini@redhat.com>,
	"loberman@redhat.com" <loberman@redhat.com>,
	"kashyap.desai@broadcom.com" <kashyap.desai@broadcom.com>,
	Jens Axboe <axboe@kernel.dk>,
	"martin.petersen@oracle.com" <martin.petersen@oracle.com>,
	"James.Bottomley@HansenPartnership.com"
	<James.Bottomley@HansenPartnership.com>
Subject: Re: [PATCH V5 1/5] scsi: hpsa: fix selection of reply queue
Date: Mon, 19 Mar 2018 23:26:17 +0800	[thread overview]
Message-ID: <20180319152616.GA31413@ming.t460p> (raw)
In-Reply-To: <1521470529.4592.51.camel@gmail.com>

On Mon, Mar 19, 2018 at 04:42:09PM +0200, Artem Bityutskiy wrote:
> On Mon, 2018-03-19 at 08:31 -0600, Jens Axboe wrote:
> > I'm assuming that Martin will eventually queue this up. But probably
> > for 4.17, then we can always flag it for a backport to stable once
> > it's been thoroughly tested.
> 
> Jens, thanks for reply.
> 
> I wonder if folks agree that in this case we should revert 
> 
> 84676c1f21e8 genirq/affinity: assign vectors to all possible CPUs
> 
> for v4.16.

Even 84676c1f21e8 is reverted, IO failure or hang can still be triggered
easily when doing CPU online/offline test.

So this patchset is really needed.

Thanks,
Ming

  parent reply	other threads:[~2018-03-19 15:26 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-13  9:42 [PATCH V5 0/5] SCSI: fix selection of reply(hw) queue Ming Lei
2018-03-13  9:42 ` [PATCH V5 1/5] scsi: hpsa: fix selection of reply queue Ming Lei
2018-03-14  8:57   ` Christoph Hellwig
2018-03-14 15:07   ` Bityutskiy, Artem
2018-03-19 11:48   ` Bityutskiy, Artem
2018-03-19 14:31     ` Jens Axboe
2018-03-19 14:42       ` Artem Bityutskiy
2018-03-19 14:55         ` Kashyap Desai
2018-03-19 15:26         ` Ming Lei [this message]
2018-03-20  3:16     ` Martin K. Petersen
2018-03-13  9:42 ` [PATCH V5 2/5] scsi: megaraid_sas: " Ming Lei
2018-03-13 17:13   ` Kashyap Desai
2018-03-14  8:57   ` Christoph Hellwig
2018-03-14 15:07   ` Artem Bityutskiy
2018-03-13  9:42 ` [PATCH V5 3/5] scsi: introduce force_blk_mq Ming Lei
2018-03-13  9:42 ` [PATCH V5 4/5] scsi: virtio_scsi: fix IO hang caused by irq vector automatic affinity Ming Lei
2018-03-14  8:58   ` Christoph Hellwig
2018-03-13  9:42 ` [PATCH V5 5/5] scsi: virtio_scsi: unify scsi_host_template Ming Lei
2018-03-14  8:58   ` Christoph Hellwig
2018-03-15  3:35 ` [PATCH V5 0/5] SCSI: fix selection of reply(hw) queue Martin K. Petersen

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