Re: [PATCH v2 2/9] Move phys_addr_t type definition to lib/libcflat.h

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On Wed, Apr 27, 2016 at 03:13:51PM +0200, Alexander Gordeev wrote:
> This change leads to removing '#include <alloc.h>'s from
> several places that only included alloc.h to get the typedef.
> 
> Cc: Andrew Jones <drjones@xxxxxxxxxx>
> Cc: Thomas Huth <thuth@xxxxxxxxxx>
> Cc: Radim Krčmář <rkrcmar@xxxxxxxxxx>
> Suggested-by: Andrew Jones <drjones@xxxxxxxxxx>
> Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxx>
> ---
>  arm/selftest.c          | 1 -
>  lib/alloc.h             | 1 -
>  lib/arm/asm/page.h      | 2 --
>  lib/arm/asm/setup.h     | 1 -
>  lib/arm/setup.c         | 1 -
>  lib/libcflat.h          | 2 ++
>  lib/powerpc/asm/setup.h | 1 -
>  7 files changed, 2 insertions(+), 7 deletions(-)
> 
> diff --git a/arm/selftest.c b/arm/selftest.c
> index 75dc91f..a8ae191 100644
> --- a/arm/selftest.c
> +++ b/arm/selftest.c
> @@ -7,7 +7,6 @@
>   */
>  #include <libcflat.h>
>  #include <util.h>
> -#include <alloc.h>
>  #include <devicetree.h>
>  #include <asm/setup.h>
>  #include <asm/ptrace.h>
> diff --git a/lib/alloc.h b/lib/alloc.h
> index 0b4b4bd..c12bd15 100644
> --- a/lib/alloc.h
> +++ b/lib/alloc.h
> @@ -58,7 +58,6 @@ static inline void *memalign(size_t alignment, size_t size)
>  	return alloc_ops->memalign(alignment, size);
>  }
>  
> -typedef u64 phys_addr_t;
>  #define INVALID_PHYS_ADDR (~(phys_addr_t)0)
>  
>  /*
> diff --git a/lib/arm/asm/page.h b/lib/arm/asm/page.h
> index df76969..3802641 100644
> --- a/lib/arm/asm/page.h
> +++ b/lib/arm/asm/page.h
> @@ -16,8 +16,6 @@
>  
>  #define PAGE_ALIGN(addr)	ALIGN(addr, PAGE_SIZE)
>  
> -#include <alloc.h>
> -
>  typedef u64 pteval_t;
>  typedef u64 pmdval_t;
>  typedef u64 pgdval_t;
> diff --git a/lib/arm/asm/setup.h b/lib/arm/asm/setup.h
> index cb8fdbd..a502a04 100644
> --- a/lib/arm/asm/setup.h
> +++ b/lib/arm/asm/setup.h
> @@ -6,7 +6,6 @@
>   * This work is licensed under the terms of the GNU LGPL, version 2.
>   */
>  #include <libcflat.h>
> -#include <alloc.h>	/* phys_addr_t */
>  #include <asm/page.h>
>  #include <asm/pgtable-hwdef.h>
>  
> diff --git a/lib/arm/setup.c b/lib/arm/setup.c
> index 8c6172f..1cba23a 100644
> --- a/lib/arm/setup.c
> +++ b/lib/arm/setup.c
> @@ -13,7 +13,6 @@
>  #include <libcflat.h>
>  #include <libfdt/libfdt.h>
>  #include <devicetree.h>
> -#include <alloc.h>
>  #include <asm/thread_info.h>
>  #include <asm/setup.h>
>  #include <asm/page.h>

setup.c is actually a primary user of alloc, as it inits
the physmem allocator, so including alloc.h is pretty
appropriate here, and should stay. And, if it wasn't
appropriate (which it is), then you should have removed
it from lib/powerpc/setup.c too.


> diff --git a/lib/libcflat.h b/lib/libcflat.h
> index b58a8a1..f2ec33f 100644
> --- a/lib/libcflat.h
> +++ b/lib/libcflat.h
> @@ -60,6 +60,8 @@ typedef _Bool		bool;
>  #define PRIx64  __PRI64_PREFIX	"x"
>  #define PRIxPTR __PRIPTR_PREFIX	"x"
>  
> +typedef u64			phys_addr_t;
> +
>  extern void puts(const char *s);
>  extern void exit(int code);
>  extern void abort(void);
> diff --git a/lib/powerpc/asm/setup.h b/lib/powerpc/asm/setup.h
> index 29a6d7d..b1e1e5a 100644
> --- a/lib/powerpc/asm/setup.h
> +++ b/lib/powerpc/asm/setup.h
> @@ -6,7 +6,6 @@
>   * This work is licensed under the terms of the GNU LGPL, version 2.
>   */
>  #include <libcflat.h>
> -#include <alloc.h>	/* phys_addr_t */
>  
>  #define NR_CPUS			8	/* arbitrarily set for now */
>  extern u32 cpus[NR_CPUS];
> -- 
> 1.8.3.1

Thanks,
drew
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