Re: [PATCH v1 1/1] KVM: arm64: vgic: Replace kernel.h with the necessary inclusions

From: Marc Zyngier
Date: Tue Jan 04 2022 - 08:44:44 EST


On Wed, 22 Dec 2021 19:14:28 +0000,
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
>
> On Wed, Dec 22, 2021 at 08:25:43PM +0200, Andy Shevchenko wrote:
> > On Wed, Dec 22, 2021 at 06:09:22PM +0000, Marc Zyngier wrote:
> > > On Wed, 22 Dec 2021 16:55:52 +0000,
> > > Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> > > >
> > > > When kernel.h is used in the headers it adds a lot into dependency hell,
> > > > especially when there are circular dependencies are involved.
> > >
> > > Which circular dependencies? What problem are you solving?
> >
> > In particular moving bitmap_*alloc() APIs to the headers.
> >
> > But this may be a side effect of what I realized during the attempts
> > of solving that issue. In any case there is no need to take entire
> > mess of kernel.h in another header.
>
> For the record `make headerdep` doesn't make any difference with
> or without this patch. But I consider it's better not to use kernel.h
> in the headers due to a full mess behind it.

Can you then please write a commit message that matches what this is
actually doing instead of mentioning a problem that doesn't seem to
exist?

Thanks,

M.

--
Without deviation from the norm, progress is not possible.