From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Martin K. Petersen" Subject: Re: [PATCH v2 1/2] hpsa: limit transfer length to 1MB Date: Mon, 26 Jun 2017 13:35:54 -0400 Message-ID: References: <20170623094006.16807-1-ydfan@suse.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from aserp1040.oracle.com ([141.146.126.69]:46722 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751101AbdFZRgH (ORCPT ); Mon, 26 Jun 2017 13:36:07 -0400 In-Reply-To: <20170623094006.16807-1-ydfan@suse.com> (Yadan Fan's message of "Fri, 23 Jun 2017 17:40:05 +0800") Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: don.brace@microsemi.com Cc: Yadan Fan , martin.petersen@oracle.com, jejb@linux.vnet.ibm.com, esc.storagedev@microsemi.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Don, > The hpsa firmware will bypass the cache for any request larger than > 1MB, so we should cap the request size to avoid any performance > degradation in kernels later than v4.3 I assume you guys are OK with this change? -- Martin K. Petersen Oracle Linux Engineering