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

From: Ira Weiny
Date: Thu Oct 10 2024 - 11:32:08 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 I think 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