Madhavan Srinivasan <ma...@linux.ibm.com> writes:
> Both core-pkey.c and ptrace-pkey.c tests have similar macro
> definitions, move them to "pkeys.h" and remove the macro
> definitions from the C file.
>
> Signed-off-by: Madhavan Srinivasan <ma...@linux.ibm.com>
> ---
> tools/testing/selftests/powerpc/include/pkeys.h | 8 ++++++++
> tools/testing/selftests/powerpc/ptrace/core-pkey.c | 8 --------
> tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c | 8 --------
> 3 files changed, 8 insertions(+), 16 deletions(-)
>
> diff --git a/tools/testing/selftests/powerpc/include/pkeys.h
> b/tools/testing/selftests/powerpc/include/pkeys.h
> index 51729d9a7111..3a0129467de6 100644
> --- a/tools/testing/selftests/powerpc/include/pkeys.h
> +++ b/tools/testing/selftests/powerpc/include/pkeys.h
> @@ -35,10 +35,18 @@
> #define __NR_pkey_alloc 384
> #define __NR_pkey_free 385
>
> +#ifndef NT_PPC_PKEY
> +#define NT_PPC_PKEY 0x110
> +#endif
> +
> #define PKEY_BITS_PER_PKEY 2
> #define NR_PKEYS 32
> #define PKEY_BITS_MASK ((1UL << PKEY_BITS_PER_PKEY) - 1)
>
> +#define AMR_BITS_PER_PKEY 2
> +#define PKEY_REG_BITS (sizeof(u64) * 8)
> +#define pkeyshift(pkey) (PKEY_REG_BITS - ((pkey + 1) * AMR_BITS_PER_PKEY))
> +
> inline unsigned long pkeyreg_get(void)
> {
> return mfspr(SPRN_AMR);
> diff --git a/tools/testing/selftests/powerpc/ptrace/core-pkey.c
> b/tools/testing/selftests/powerpc/ptrace/core-pkey.c
> index 31c9bf6d95db..f8ff05e5bf6e 100644
> --- a/tools/testing/selftests/powerpc/ptrace/core-pkey.c
> +++ b/tools/testing/selftests/powerpc/ptrace/core-pkey.c
> @@ -18,18 +18,10 @@
> #include "child.h"
> #include "pkeys.h"
>
> -#ifndef NT_PPC_PKEY
> -#define NT_PPC_PKEY 0x110
> -#endif
> -
> #ifndef PKEY_DISABLE_EXECUTE
> #define PKEY_DISABLE_EXECUTE 0x4
> #endif
We could remove this as well right. Since pkeys.h already has this
permission defines i.e.
PKEY_DISABLE_[ACCESS|WRITE|EXECUTE]
>
> -#define AMR_BITS_PER_PKEY 2
> -#define PKEY_REG_BITS (sizeof(u64) * 8)
> -#define pkeyshift(pkey) (PKEY_REG_BITS - ((pkey + 1) * AMR_BITS_PER_PKEY))
> -
> #define CORE_FILE_LIMIT (5 * 1024 * 1024) /* 5 MB should be
> enough */
>
> static const char core_pattern_file[] = "/proc/sys/kernel/core_pattern";
> diff --git a/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c
> b/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c
> index 6893ed096457..5d528d0ea9d1 100644
> --- a/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c
> +++ b/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c
> @@ -9,18 +9,10 @@
> #include "child.h"
> #include "pkeys.h"
>
> -#ifndef NT_PPC_PKEY
> -#define NT_PPC_PKEY 0x110
> -#endif
> -
> #ifndef PKEY_DISABLE_EXECUTE
> #define PKEY_DISABLE_EXECUTE 0x4
> #endif
>
Same here. This can be cleaned up, no? Since pkeys already has this defined.
-ritesh
> -#define AMR_BITS_PER_PKEY 2
> -#define PKEY_REG_BITS (sizeof(u64) * 8)
> -#define pkeyshift(pkey) (PKEY_REG_BITS - ((pkey + 1) * AMR_BITS_PER_PKEY))
> -
> static const char user_read[] = "[User Read (Running)]";
> static const char user_write[] = "[User Write (Running)]";
> static const char ptrace_read_running[] = "[Ptrace Read (Running)]";
> --
> 2.47.0
