Re: [Xen-devel] [RFC PATCH 14/16] xen/blk: gnttab, evtchn, xenbus API changes

[Ankur Arora <ankur.a.arora@xxxxxxxxxx>]

On 6/17/19 3:14 AM, Juergen Gross wrote:
> On 09.05.19 19:25, Ankur Arora wrote:
> > For the most part, we now pass xenhost_t * as a parameter.
> >
> > Co-developed-by: Joao Martins <joao.m.martins@xxxxxxxxxx>
> > Signed-off-by: Ankur Arora <ankur.a.arora@xxxxxxxxxx>
> I don't see how this can be a patch on its own.
Yes, the reason this was separate was that given this was an
RFC, I didn't want to pollute the logic page with lots of
mechanical changes.

> The only way to be able to use a patch for each driver would be to
> keep the original grant-, event- and xenbus-interfaces and add the
> new ones taking xenhost * with a new name. The original interfaces
> could then use xenhost_default and you can switch them to the new
> interfaces one by one. The last patch could then remove the old
> interfaces when there is no user left.
Yes, this makes sense.

Ankur

> Juergen
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