From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Long Li <longli@microsoft.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>,
"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
Haiyang Zhang <haiyangz@microsoft.com>,
"James E . J . Bottomley" <JBottomley@odin.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Michael Kelley (EOSG)" <Michael.H.Kelley@microsoft.com>,
"devel@linuxdriverproject.org" <devel@linuxdriverproject.org>,
Long Li <longli@linuxonhyperv.com>
Subject: Re: [PATCH v2] storvsc: Set up correct queue depth values for IDE devices
Date: Fri, 20 Apr 2018 15:36:45 -0400 [thread overview]
Message-ID: <yq1fu3pisaa.fsf@oracle.com> (raw)
In-Reply-To: <MWHPR2101MB072916BAB0F56AA2CD8C444BCEB50@MWHPR2101MB0729.namprd21.prod.outlook.com> (Long Li's message of "Thu, 19 Apr 2018 04:59:12 +0000")
Long,
> If num_cpus=1, we don't have any sub channels.
>
> The host offers one sub channel for VM with 5 CPUs, after that it offers
> an additional sub channel every 4 CPUs.
>
> The primary channel is always offered.
Applied to 4.17/scsi-fixes. Thanks!
--
Martin K. Petersen Oracle Linux Engineering
WARNING: multiple messages have this Message-ID (diff)
From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Long Li <longli@microsoft.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>,
"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
Haiyang Zhang <haiyangz@microsoft.com>,
"James E . J . Bottomley" <JBottomley@odin.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Michael Kelley \(EOSG\)" <Michael.H.Kelley@microsoft.com>,
"devel@linuxdriverproject.org" <devel@linuxdriverproject.org>,
Long Li <longli@linuxonhyperv.com>
Subject: Re: [PATCH v2] storvsc: Set up correct queue depth values for IDE devices
Date: Fri, 20 Apr 2018 15:36:45 -0400 [thread overview]
Message-ID: <yq1fu3pisaa.fsf@oracle.com> (raw)
In-Reply-To: <MWHPR2101MB072916BAB0F56AA2CD8C444BCEB50@MWHPR2101MB0729.namprd21.prod.outlook.com> (Long Li's message of "Thu, 19 Apr 2018 04:59:12 +0000")
Long,
> If num_cpus=1, we don't have any sub channels.
>
> The host offers one sub channel for VM with 5 CPUs, after that it offers
> an additional sub channel every 4 CPUs.
>
> The primary channel is always offered.
Applied to 4.17/scsi-fixes. Thanks!
--
Martin K. Petersen Oracle Linux Engineering
_______________________________________________
devel mailing list
devel@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
next prev parent reply other threads:[~2018-04-20 19:36 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-22 21:47 [PATCH v2] storvsc: Set up correct queue depth values for IDE devices Long Li
2018-03-22 21:47 ` Long Li
2018-03-24 16:50 ` Michael Kelley (EOSG)
2018-03-24 16:50 ` Michael Kelley (EOSG)
2018-04-18 23:18 ` Long Li
2018-04-18 23:18 ` Long Li
2018-04-19 3:35 ` Martin K. Petersen
2018-04-19 3:35 ` Martin K. Petersen
2018-04-19 4:59 ` Long Li
2018-04-19 4:59 ` Long Li
2018-04-20 19:36 ` Martin K. Petersen [this message]
2018-04-20 19:36 ` Martin K. Petersen
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