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From: James Bottomley <jejb@linux.ibm.com>
To: John Garry <john.g.garry@oracle.com>,
	Sagar Biradar <sagar.biradar@microchip.com>,
	Don Brace <don.brace@microchip.com>,
	Gilbert Wu <gilbert.wu@microchip.com>,
	linux-scsi@vger.kernel.org,
	Martin Petersen <martin.petersen@oracle.com>,
	Brian King <brking@linux.vnet.ibm.com>,
	stable@vger.kernel.org, Tom White <tom.white@microchip.com>,
	regressions@leemhuis.info, hare@suse.com
Subject: Re: [PATCH v4] aacraid: reply queue mapping to CPUs based of IRQ affinity
Date: Thu, 23 Nov 2023 07:51:54 -0500	[thread overview]
Message-ID: <d3ec8bb44e69f1dbc0a0cc31077b5a8e09a277ef.camel@linux.ibm.com> (raw)
In-Reply-To: <c830058d-8d03-4da4-bdd4-0e56c567308f@oracle.com>

On Thu, 2023-11-23 at 12:01 +0000, John Garry wrote:
> On 20/05/2023 00:08, Sagar Biradar wrote:
> > Fix the IO hang that arises because of MSIx vector not
> > having a mapped online CPU upon receiving completion.
> > 
> > The SCSI cmds take the blk_mq route, which is setup during the
> > init. The reserved cmds fetch the vector_no from mq_map after the
> > init is complete and before the init, they use 0 - as per the norm.
> > 
> > Reviewed-by: Gilbert Wu <gilbert.wu@microchip.com>
> > Signed-off-by: Sagar Biradar <Sagar.Biradar@microchip.com>
> 
> This the patch which seems to be causing the issue in 
> https://bugzilla.kernel.org/show_bug.cgi?id=217599
> 
> I will comment here since I got no response there...

We can still do a clean revert of this commit if no other solution is
found before the end of the 6.7 rc cycle.

Regards,

James


  reply	other threads:[~2023-11-23 12:56 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-19 23:08 [PATCH v4] aacraid: reply queue mapping to CPUs based of IRQ affinity Sagar Biradar
2023-06-08 21:09 ` Sagar.Biradar
2023-06-15  2:15 ` Martin K. Petersen
2023-11-23 12:01 ` John Garry
2023-11-23 12:51   ` James Bottomley [this message]
2023-11-24  6:32   ` Hannes Reinecke

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