linux-kernel - Re: [PATCH 5/6] selftests/clone3: enable clone3 self-tests on all architectures

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Message-ID: <5d140570-765d-2bab-4f46-d45e9cfc0944@kernel.org>
Date:   Mon, 16 Sep 2019 10:44:14 -0600
From:   shuah <shuah@...nel.org>
To:     Eugene Syromiatnikov <esyr@...hat.com>,
        linux-kernel@...r.kernel.org,
        Christian Brauner <christian@...uner.io>,
        linux-kselftest@...r.kernel.org
Cc:     Adrian Reber <areber@...hat.com>, shuah <shuah@...nel.org>
Subject: Re: [PATCH 5/6] selftests/clone3: enable clone3 self-tests on all
 architectures

On 9/10/19 6:03 AM, Eugene Syromiatnikov wrote:
> clone3() is available on most architectures, so there's no reason to
> restrict the respective self-tests to x86_64.
> 

Is it missing on any? Please key off of the return value and exit with
skip if unsupported.

> * tools/testing/selftests/clone3/Makefile (TEST_GEN_PROGS): Set always,
> not only ifeq ($(ARCH),x86_64).
> 

Please - no file names in commit log.

> Signed-off-by: Eugene Syromiatnikov <esyr@...hat.com>
> ---
>   tools/testing/selftests/clone3/Makefile | 4 +---
>   1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/tools/testing/selftests/clone3/Makefile b/tools/testing/selftests/clone3/Makefile
> index 4efcf45..faa069c 100644
> --- a/tools/testing/selftests/clone3/Makefile
> +++ b/tools/testing/selftests/clone3/Makefile
> @@ -4,8 +4,6 @@ ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/)
>   
>   CFLAGS += -I../../../../usr/include/
>   
> -ifeq ($(ARCH),x86_64)
> -	TEST_GEN_PROGS := clone3 clone3_set_tid
> -endif
> +TEST_GEN_PROGS := clone3 clone3_set_tid
>   
>   include ../lib.mk
> 

This is fine. Where is the code to handle unsupported case?

thanks,
-- Shuah