Re: [dm-devel] dm-mpath: Handling SCSI-3 PR RELEASE in multi-controller environment

2016-10-13 Thread Yibin Wang
Hi Christoph, Thanks for your reply. Comments inline... On 2016/10/9 23:16, Christoph Hellwig wrote: Hi Yibin, On Sun, Oct 09, 2016 at 01:12:41PM +, wangyibin wrote: 1. Improper dm_pr_ops implementation. The dm_pr_ops functions, except register/unregister, all result in infinite loop by r

Re: [dm-devel] dm-mpath: Handling SCSI-3 PR RELEASE in multi-controller environment

2016-10-13 Thread Yibin Wang
On 2016/10/13 17:19, Yibin Wang wrote: Hi Christoph, Thanks for your reply. Comments inline... On 2016/10/9 23:16, Christoph Hellwig wrote: .. - For regisetr, we should stop iteration on failure, and followed by a non-stopping unregister operation. What do you mean with