From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752266AbeERPZB (ORCPT ); Fri, 18 May 2018 11:25:01 -0400 Received: from aserp2120.oracle.com ([141.146.126.78]:38128 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751184AbeERPY5 (ORCPT ); Fri, 18 May 2018 11:24:57 -0400 To: Michael Kelley Cc: kys@microsoft.com, sthemmin@microsoft.com, martin.petersen@oracle.com, longli@microsoft.com, jejb@linux.vnet.ibm.com, devel@linuxdriverproject.org, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, mikelley@microsoft.com Subject: Re: [PATCH 1/1] scsi: storvsc: Avoid allocating memory for temp cpumasks From: "Martin K. Petersen" Organization: Oracle Corporation References: <1526591260-27162-1-git-send-email-mikelley@microsoft.com> Date: Fri, 18 May 2018 11:24:41 -0400 In-Reply-To: <1526591260-27162-1-git-send-email-mikelley@microsoft.com> (Michael Kelley's message of "Thu, 17 May 2018 14:07:40 -0700") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8897 signatures=668699 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=497 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1805180168 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Michael, > Current code allocates 240 Kbytes (in typical configs) for each > synthetic SCSI controller to use as temp cpumask variables. Recode to > avoid needing the temp cpumask variables and remove the memory > allocation. Applied to 4.18/scsi-queue. Thanks! -- Martin K. Petersen Oracle Linux Engineering