From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Thu, 21 Sep 2017 23:16:27 +0800 From: weiping zhang To: CC: Subject: [PATCH v2 0/2] fix wrong value when user modify nr_request by sysfs Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Return-Path: zhangweiping@didichuxing.com List-ID: Hi Jens, This is v2 of fixing nr_request. v1 -> v2: blk-mq: fix nr_requests wrong value when modify it from sysfs this patch return -EINVAL when user write a value that's too large. blk-sysfs: return EINVAL when user modify nr_request less than BLKDEV_MIN_RQ In order to keep same behavior with former patch, also return EINVAL when user write a value less than BLKDEV_MIN_RQ weiping zhang (2): blk-mq: fix nr_requests wrong value when modify it from sysfs blk-sysfs: return EINVAL when user modify nr_request less than BLKDEV_MIN_RQ block/blk-mq.c | 8 ++++++-- block/blk-sysfs.c | 2 +- 2 files changed, 7 insertions(+), 3 deletions(-) -- 2.9.4