linux-kernel - Re: [PATCH v2 2/5] selftests/sgx: Include KHDR

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Message-ID: <dececf86-9fbd-4b55-9db0-05550cd45a87@nvidia.com>
Date: Wed, 8 May 2024 14:25:23 -0700
From: John Hubbard <jhubbard@...dia.com>
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Subject: Re: [PATCH v2 2/5] selftests/sgx: Include KHDR_INCLUDES in Makefile

On 5/7/24 2:38 PM, Edward Liaw wrote:
> Add KHDR_INCLUDES to the CFLAGS to pull in the kselftest harness
> dependencies (-D_GNU_SOURCE).
> 
> Also, remove redefinitions of _GNU_SOURCE in the source code.
> 
> Fixes: 809216233555 ("selftests/harness: remove use of LINE_MAX")
> Reported-by: kernel test robot <oliver.sang@...el.com>
> Closes: https://lore.kernel.org/oe-lkp/202404301040.3bea5782-oliver.sang@intel.com
> Signed-off-by: Edward Liaw <edliaw@...gle.com>
> ---
>   tools/testing/selftests/sgx/Makefile    | 2 +-
>   tools/testing/selftests/sgx/sigstruct.c | 1 -
>   2 files changed, 1 insertion(+), 2 deletions(-)

Looks good, and also still works with a clang/LLVM build (that is,
with the whole series applied.

Reviewed-by: John Hubbard <jhubbard@...dia.com>

thanks,
-- 
John Hubbard
NVIDIA

> 
> diff --git a/tools/testing/selftests/sgx/Makefile b/tools/testing/selftests/sgx/Makefile
> index 867f88ce2570..26ea30fae23c 100644
> --- a/tools/testing/selftests/sgx/Makefile
> +++ b/tools/testing/selftests/sgx/Makefile
> @@ -12,7 +12,7 @@ OBJCOPY := $(CROSS_COMPILE)objcopy
>   endif
>   
>   INCLUDES := -I$(top_srcdir)/tools/include
> -HOST_CFLAGS := -Wall -Werror -g $(INCLUDES) -fPIC
> +HOST_CFLAGS := -Wall -Werror $(KHDR_INCLUDES) -g $(INCLUDES) -fPIC
>   HOST_LDFLAGS := -z noexecstack -lcrypto
>   ENCL_CFLAGS += -Wall -Werror -static-pie -nostdlib -ffreestanding -fPIE \
>   	       -fno-stack-protector -mrdrnd $(INCLUDES)
> diff --git a/tools/testing/selftests/sgx/sigstruct.c b/tools/testing/selftests/sgx/sigstruct.c
> index d73b29becf5b..200034a0fee5 100644
> --- a/tools/testing/selftests/sgx/sigstruct.c
> +++ b/tools/testing/selftests/sgx/sigstruct.c
> @@ -1,7 +1,6 @@
>   // SPDX-License-Identifier: GPL-2.0
>   /*  Copyright(c) 2016-20 Intel Corporation. */
>   
> -#define _GNU_SOURCE
>   #include <assert.h>
>   #include <getopt.h>
>   #include <stdbool.h>