Re: [PATCH v2 5/8] selftest/x86: build both bitnesses

From: Andy Lutomirski
Date: Fri Apr 17 2015 - 18:07:23 EST


On Fri, Apr 17, 2015 at 3:01 PM, Tyler Baker <tyler.baker@xxxxxxxxxx> wrote:
> Using uname with the processor flag option in some cases can yield 'unknown'
> so lets use the machine flag option as it is deterministic. Add a dependency
> for all_32 when building on a x86 64 bit host so that both bitnesses are
> built in this case.
>
> Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
> Signed-off-by: Tyler Baker <tyler.baker@xxxxxxxxxx>
> ---
> tools/testing/selftests/x86/Makefile | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile
> index f0a7918..57090ad 100644
> --- a/tools/testing/selftests/x86/Makefile
> +++ b/tools/testing/selftests/x86/Makefile
> @@ -7,14 +7,14 @@ BINARIES_64 := $(TARGETS_C_BOTHBITS:%=%_64)
>
> CFLAGS := -O2 -g -std=gnu99 -pthread -Wall
>
> -UNAME_P := $(shell uname -p)
> +UNAME_M := $(shell uname -m)
>
> # Always build 32-bit tests
> all: all_32
>
> # If we're on a 64-bit host, build 64-bit tests as well
> -ifeq ($(shell uname -p),x86_64)
> -all: all_64
> +ifeq ($(UNAME_M),x86_64)
> +all: all_32 all_64

This duplicates the all: all_32 above.

--Andy

> endif
>
> all_32: check_build32 $(BINARIES_32)
> --
> 2.1.4
>



--
Andy Lutomirski
AMA Capital Management, LLC
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/