Re: [PATCH v4 00/28] DCD: Add support for Dynamic Capacity Devices (DCD)

From: Ira Weiny
Date: Thu Oct 10 2024 - 11:32:55 EST


Fan Ni wrote:
> On Tue, Oct 08, 2024 at 03:57:13PM -0700, Fan Ni wrote:
> > On Mon, Oct 07, 2024 at 06:16:06PM -0500, Ira Weiny wrote:
> > > A git tree of this series can be found here:
> > >
> > > https://github.com/weiny2/linux-kernel/tree/dcd-v4-2024-10-04
> > >
> > > Series info
> > > ===========
> > >
> >
> > Hi Ira,
> >
> > Based on current DC extent release logic, when the extent to release is
> > in use (for example, created a dax device), no response (4803h) will be sent.
> > Should we send a response with empty extent list instead?
> >
> > Fan
>
> Oh. my bad. 4803h does not allow an empty extent list.

Yep. It is perfectly reasonable and intended that releases are ignored when in
use. Thanks for reviewing though. As Ming has pointed out I've got some
issues still to clean up.

Thanks,
Ira