Re: [PATCH 03/30] mm: remove CONFIG_HAVE_MEMBLOCK
From: Mike Rapoport
Date: Thu Sep 27 2018 - 00:50:47 EST
On Wed, Sep 26, 2018 at 05:34:32PM -0700, Alexander Duyck wrote:
> On Wed, Sep 26, 2018 at 11:32 AM Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx> wrote:
> >
> > On Wed, Sep 26, 2018 at 09:58:41AM -0700, Alexander Duyck wrote:
> > > On Fri, Sep 14, 2018 at 5:11 AM Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx> wrote:
> > > >
> > > > All architecures use memblock for early memory management. There is no need
> > > > for the CONFIG_HAVE_MEMBLOCK configuration option.
> > > >
> > > > Signed-off-by: Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx>
> > >
> > > <snip>
> > >
> > > > diff --git a/include/linux/memblock.h b/include/linux/memblock.h
> > > > index 5169205..4ae91fc 100644
> > > > --- a/include/linux/memblock.h
> > > > +++ b/include/linux/memblock.h
> > > > @@ -2,7 +2,6 @@
> > > > #define _LINUX_MEMBLOCK_H
> > > > #ifdef __KERNEL__
> > > >
> > > > -#ifdef CONFIG_HAVE_MEMBLOCK
> > > > /*
> > > > * Logical memory blocks.
> > > > *
> > > > @@ -460,7 +459,6 @@ static inline phys_addr_t memblock_alloc(phys_addr_t size, phys_addr_t align)
> > > > {
> > > > return 0;
> > > > }
> > > > -#endif /* CONFIG_HAVE_MEMBLOCK */
> > > >
> > > > #endif /* __KERNEL__ */
> > >
> > > There was an #else above this section and I believe it and the code
> > > after it needs to be stripped as well.
> >
> > Right, I've already sent the fix [1] and it's in mmots.
> >
> > [1] https://lkml.org/lkml/2018/9/19/416
> >
>
> Are you sure? The patch you reference appears to be for
> drivers/of/fdt.c, and the bit I pointed out here is in
> include/linux/memblock.h.
Ah, sorry. You are right, will fix. Thanks for spotting it!
> - Alex
>
--
Sincerely yours,
Mike.