From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: "Reddy\, Sreekanth" <Sreekanth.Reddy@lsi.com>
Cc: <jejb@kernel.org>, <JBottomley@Parallels.com>,
<linux-scsi@vger.kernel.org>, <Sathya.Prakash@lsi.com>,
<Nagalakshmi.Nandigama@lsi.com>, <linux-kernel@vger.kernel.org>,
<sreekanthreddy0547@gmail.com>
Subject: Re: [PATCH 08/11][SCSI]mpt2sas: Added Reply Descriptor Post Queue (RDPQ) Array support
Date: Fri, 14 Mar 2014 16:41:00 -0400 [thread overview]
Message-ID: <yq1mwgswm1v.fsf@sermon.lab.mkp.net> (raw)
In-Reply-To: <20140314154256.GA8041@lsi.com> (Sreekanth Reddy's message of "Fri, 14 Mar 2014 21:12:56 +0530")
>>>>> "Sreekanth" == Reddy, Sreekanth <Sreekanth.Reddy@lsi.com> writes:
Sreekanth,
Sreekanth> The size of this contiguous block of memory pool is directly
Sreekanth> proportional to number of MSI-X vectors and the HBA queue
Sreekanth> depth. For example higher MSIX vectors requires larger
Sreekanth> contiguous block of memory pool.
Please also consider these patches that fix MSI-X issues on large
systems:
http://marc.info/?l=linux-scsi&m=138879464506586
http://marc.info/?l=linux-scsi&m=138879465206588
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2014-03-14 20:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-14 15:42 Reddy, Sreekanth
2014-03-14 20:41 ` Martin K. Petersen [this message]
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