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Petersen" Organization: Oracle Corporation References: <1516831913-26013-1-git-send-email-mikelley@ntdev.microsoft.com> Date: Tue, 06 Feb 2018 19:39:17 -0500 In-Reply-To: <1516831913-26013-1-git-send-email-mikelley@ntdev.microsoft.com> (Michael Kelley's message of "Wed, 24 Jan 2018 22:14:08 +0000") 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=8797 signatures=668663 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=603 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1802070006 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Michael, > Update the algorithm in storvsc_do_io to look for a channel starting > with the current CPU + 1 and wrap around (within the current NUMA > node). This spreads VMbus interrupts more evenly across CPUs. Previous > code always started with first CPU in the current NUMA node, skewing > the interrupt load to that CPU. Applied to 4.16/scsi-fixes. Thanks! -- Martin K. Petersen Oracle Linux Engineering