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From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Brian King <brking@linux.vnet.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>,
	Bart Van Assche <Bart.VanAssche@wdc.com>,
	"jthumshirn@suse.de" <jthumshirn@suse.de>,
	Damien Le Moal <Damien.LeMoal@wdc.com>, "hch@lst.de" <hch@lst.de>,
	"stable@vger.kernel.org" <stable@vger.kernel.org>,
	"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
	"abdhalee@linux.vnet.ibm.com" <abdhalee@linux.vnet.ibm.com>,
	"hare@suse.com" <hare@suse.com>,
	"jejb@linux.vnet.ibm.com" <jejb@linux.vnet.ibm.com>,
	"mpe@ellerman.id.au" <mpe@ellerman.id.au>
Subject: Re: [PATCH] Revert "scsi-mq: Always unprepare before requeuing a request"
Date: Thu, 17 Aug 2017 13:48:59 -0400	[thread overview]
Message-ID: <yq1bmnekruc.fsf@oracle.com> (raw)
In-Reply-To: <ff56b05f-0493-5d28-82d1-d9626b0e25c1@linux.vnet.ibm.com> (Brian King's message of "Thu, 17 Aug 2017 12:40:41 -0500")


Brian,

> They are separate issues. The ipr fix that is now upstream is for a
> locking issue in ipr. The boot hang issue is a separate issue. I can
> reproduce the boot hang on a system with my ipr patch. I've confirmed
> it goes away when reverting Bart's patch but it makes no sense as of
> yet as to why.

OK. Thanks for the update. Let us know if there is something we can do
to help.

-- 
Martin K. Petersen	Oracle Linux Engineering

WARNING: multiple messages have this Message-ID (diff)
From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Brian King <brking@linux.vnet.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>,
	Bart Van Assche <Bart.VanAssche@wdc.com>,
	"jthumshirn\@suse.de" <jthumshirn@suse.de>,
	Damien Le Moal <Damien.LeMoal@wdc.com>,
	"hch\@lst.de" <hch@lst.de>,
	"stable\@vger.kernel.org" <stable@vger.kernel.org>,
	"linux-scsi\@vger.kernel.org" <linux-scsi@vger.kernel.org>,
	"abdhalee\@linux.vnet.ibm.com" <abdhalee@linux.vnet.ibm.com>,
	"hare\@suse.com" <hare@suse.com>,
	"jejb\@linux.vnet.ibm.com" <jejb@linux.vnet.ibm.com>,
	"mpe\@ellerman.id.au" <mpe@ellerman.id.au>
Subject: Re: [PATCH] Revert "scsi-mq: Always unprepare before requeuing a request"
Date: Thu, 17 Aug 2017 13:48:59 -0400	[thread overview]
Message-ID: <yq1bmnekruc.fsf@oracle.com> (raw)
In-Reply-To: <ff56b05f-0493-5d28-82d1-d9626b0e25c1@linux.vnet.ibm.com> (Brian King's message of "Thu, 17 Aug 2017 12:40:41 -0500")


Brian,

> They are separate issues. The ipr fix that is now upstream is for a
> locking issue in ipr. The boot hang issue is a separate issue. I can
> reproduce the boot hang on a system with my ipr patch. I've confirmed
> it goes away when reverting Bart's patch but it makes no sense as of
> yet as to why.

OK. Thanks for the update. Let us know if there is something we can do
to help.

-- 
Martin K. Petersen	Oracle Linux Engineering

  reply	other threads:[~2017-08-17 17:48 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-16 17:43 [PATCH] Revert "scsi-mq: Always unprepare before requeuing a request" Bart Van Assche
2017-08-17  0:11 ` Martin K. Petersen
2017-08-17  0:41   ` Damien Le Moal
2017-08-17  0:45     ` Damien Le Moal
2017-08-17  0:52       ` Martin K. Petersen
2017-08-17  1:29         ` Bart Van Assche
2017-08-17  2:00           ` Martin K. Petersen
2017-08-17  2:00             ` Martin K. Petersen
2017-08-17  2:41             ` Bart Van Assche
2017-08-17  2:51               ` Martin K. Petersen
2017-08-17  2:51                 ` Martin K. Petersen
2017-08-17 15:29                 ` Bart Van Assche
2017-08-17 16:45                   ` Martin K. Petersen
2017-08-17 16:45                     ` Martin K. Petersen
2017-08-17 17:40                     ` Brian King
2017-08-17 17:48                       ` Martin K. Petersen [this message]
2017-08-17 17:48                         ` Martin K. Petersen
2017-08-18 12:06                   ` Michael Ellerman
2017-08-18 12:06                     ` Michael Ellerman
2017-08-17  0:46     ` Martin K. Petersen

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