linux-kernel - Re: [PATCH] selftests: breakpoints: fix compile error on breakpoint_test

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Message-ID: <2e612e6a-8bf9-4852-d259-ec436f64d886@kernel.org>
Date:   Wed, 1 Nov 2017 14:52:51 -0600
From:   Shuah Khan <shuah@...nel.org>
To:     Sumit Semwal <sumit.semwal@...aro.org>,
        linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     will.deacon@....com, panand@...hat.com, paul.elder@...t.edu,
        Shuah Khan <shuahkh@....samsung.com>,
        Shuah Khan <shuah@...nel.org>
Subject: Re: [PATCH] selftests: breakpoints: fix compile error on
 breakpoint_test_arm64

On 10/23/2017 01:42 AM, Sumit Semwal wrote:
> The current mainline breakpoints test for arm64 fails to compile with
> 
> breakpoint_test_arm64.c: In function ‘set_watchpoint’:
> breakpoint_test_arm64.c:97:28: error: storage size of ‘dreg_state’ isn’t known
>   struct user_hwdebug_state dreg_state;
> 
> Adding a direct include for asm/ptrace.h helps it to build, and passes
> the test on mainline on hikey.
> 
> Signed-off-by: Sumit Semwal <sumit.semwal@...aro.org>
> ---
>  tools/testing/selftests/breakpoints/breakpoint_test_arm64.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c b/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c
> index 960d02100c26..2d95e5adde72 100644
> --- a/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c
> +++ b/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c
> @@ -19,6 +19,7 @@
>  
>  #define _GNU_SOURCE
>  
> +#include <asm/ptrace.h>
>  #include <sys/types.h>
>  #include <sys/wait.h>
>  #include <sys/ptrace.h>
> 

Sumit,

Thanks for the patch. I will queue this up for 4.15-rc1.
This can be marked for stable I would assume?

thanks,
-- Shuah