From patchwork Thu Jun 25 09:37:06 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dan Williams X-Patchwork-Id: 6673151 Return-Path: X-Original-To: patchwork-linux-nvdimm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id CC236C05AD for ; Thu, 25 Jun 2015 09:42:54 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 038AA20680 for ; Thu, 25 Jun 2015 09:42:54 +0000 (UTC) Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DAAB4206B8 for ; Thu, 25 Jun 2015 09:42:51 +0000 (UTC) Received: from ml01.vlan14.01.org (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id CD2C418284F; Thu, 25 Jun 2015 02:42:51 -0700 (PDT) X-Original-To: linux-nvdimm@lists.01.org Delivered-To: linux-nvdimm@lists.01.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by ml01.01.org (Postfix) with ESMTP id DE5C418284C for ; Thu, 25 Jun 2015 02:42:50 -0700 (PDT) Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga102.fm.intel.com with ESMTP; 25 Jun 2015 02:42:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,675,1427785200"; d="scan'208";a="717404914" Received: from dwillia2-desk3.jf.intel.com ([10.54.39.11]) by orsmga001.jf.intel.com with ESMTP; 25 Jun 2015 02:42:49 -0700 Subject: [PATCH v2 09/17] libnvdimm, pmem: fix up max_hw_sectors From: Dan Williams To: linux-nvdimm@lists.01.org Date: Thu, 25 Jun 2015 05:37:06 -0400 Message-ID: <20150625093706.40066.60886.stgit@dwillia2-desk3.jf.intel.com> In-Reply-To: <20150625090554.40066.69562.stgit@dwillia2-desk3.jf.intel.com> References: <20150625090554.40066.69562.stgit@dwillia2-desk3.jf.intel.com> User-Agent: StGit/0.17.1-8-g92dd MIME-Version: 1.0 Cc: axboe@kernel.dk, Vishal Verma , linux-kernel@vger.kernel.org, hch@lst.de, linux-acpi@vger.kernel.org, linux-fsdevel@vger.kernel.org, mingo@kernel.org X-BeenThere: linux-nvdimm@lists.01.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: "Linux-nvdimm developer list." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-nvdimm-bounces@lists.01.org Sender: "Linux-nvdimm" X-Spam-Status: No, score=-3.3 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP There is no hardware limit to enforce on the size of the i/o that can be passed to an nvdimm block device, so set it to UINT_MAX. Reviewed-by: Vishal Verma Signed-off-by: Dan Williams --- drivers/nvdimm/pmem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c index 7346054bccbb..d29a42adb95a 100644 --- a/drivers/nvdimm/pmem.c +++ b/drivers/nvdimm/pmem.c @@ -167,7 +167,7 @@ static int pmem_attach_disk(struct nd_namespace_common *ndns, return -ENOMEM; blk_queue_make_request(pmem->pmem_queue, pmem_make_request); - blk_queue_max_hw_sectors(pmem->pmem_queue, 1024); + blk_queue_max_hw_sectors(pmem->pmem_queue, UINT_MAX); blk_queue_bounce_limit(pmem->pmem_queue, BLK_BOUNCE_ANY); disk = alloc_disk(0);