From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Tue, 26 Sep 2017 17:15:40 +0800 From: Ming Lei To: Bart Van Assche Cc: Jens Axboe , linux-block@vger.kernel.org, Christoph Hellwig , "Martin K . Petersen" , =Oleksandr Natalenko Subject: Re: [PATCH v4 0/7] Make suspend and resume safe for md-on-SCSI Message-ID: <20170926091539.GF518@ming.t460p> References: <20170925202924.16603-1-bart.vanassche@wdc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20170925202924.16603-1-bart.vanassche@wdc.com> List-ID: On Mon, Sep 25, 2017 at 01:29:17PM -0700, Bart Van Assche wrote: > Hello Jens, > > It is known that during the resume following a hibernate, especially when > using an md RAID1 array created on top of SCSI devices, sometimes the > system hangs instead of coming up properly. This patch series fixes this > problem. This patch series is an alternative for Ming Lei's "[PATCH V5 > 0/10] block/scsi: safe SCSI quiescing" patch series. The advantages of > this patch series are: No, if you only address issue on MD device, that is definitely not alternative of my patchset. Guys have verified that my patches can fix either MD and non-MD(btrfs/raid, transport_spi) case. And my patchset can fix this kind of issue on any SCSI device, w/w.o MD. -- Ming