Re: [PATCH] md/dm-mpath: check whether all pgpaths have same uuid in multipath_ctr()

2021-03-22 Thread Christoph Hellwig
On Sat, Mar 20, 2021 at 03:19:23PM +0800, Zhiqiang Liu wrote: > From: Zhiqiang Liu > > When we make IO stress test on multipath device, there will > be a metadata err because of wrong path. In the test, we > concurrent execute 'iscsi device login|logout' and > 'multipath -r' command with IO stres

Re: [PATCH] md/dm-mpath: check whether all pgpaths have same uuid in multipath_ctr()

2021-03-20 Thread kernel test robot
Hi Zhiqiang, Thank you for the patch! Yet something to improve: [auto build test ERROR on dm/for-next] [also build test ERROR on mkp-scsi/for-next scsi/for-next v5.12-rc3 next-20210319] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest

[PATCH] md/dm-mpath: check whether all pgpaths have same uuid in multipath_ctr()

2021-03-20 Thread Zhiqiang Liu
From: Zhiqiang Liu When we make IO stress test on multipath device, there will be a metadata err because of wrong path. In the test, we concurrent execute 'iscsi device login|logout' and 'multipath -r' command with IO stress on multipath device. In some case, systemd-udevd may have not time to pr