Re: [dm-devel] [PATCH 3/6] sd: implement the Persistent Reservation API

2015-10-15 Thread Christoph Hellwig
On Thu, Oct 15, 2015 at 08:30:50AM -0700, Bart Van Assche wrote: > Can you explain why this functionality has been added to the sd driver > instead of the SCSI core ? Aren't persistent reservations a concept that > applies to all SCSI device types ? In theory it does. In practice it's only used

Re: [dm-devel] [PATCH 3/6] sd: implement the Persistent Reservation API

2015-10-15 Thread Bart Van Assche
On 10/15/2015 05:10 AM, Christoph Hellwig wrote: This is a mostly trivial mapping to the PERSISTENT RESERVE IN/OUT commands. Hello Christoph, Can you explain why this functionality has been added to the sd driver instead of the SCSI core ? Aren't persistent reservations a concept that applie