On Fri, Sep 14, 2018 at 5:11 AM Mike Rapoport <rppt at linux.vnet.ibm.com> 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 at linux.vnet.ibm.com> <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.