linux-kernel - Re: [PATCH] perf/test: Test case 27 broken on s390 in linux-next

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Date:   Sat, 6 Nov 2021 16:32:45 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Madhavan Srinivasan <maddy@...ux.ibm.com>,
        Thomas Richter <tmricht@...ux.ibm.com>
Cc:     linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        sumanthk@...ux.ibm.com, jolsa@...hat.com, svens@...ux.ibm.com,
        gor@...ux.ibm.com, hca@...ux.ibm.com
Subject: Re: [PATCH] perf/test: Test case 27 broken on s390 in linux-next

Em Wed, Nov 03, 2021 at 04:52:15PM +0100, Thomas Richter escreveu:
> Commit 10269a2ca2b08c ("perf test sample-parsing: Add endian test for struct branch_flags")
> broke the test case 27 (Sample parsing) on s390 on linux-next tree:

Maddy,

	Can you please ack this one?

- Arnaldo
 
>   # ./perf test -Fv 27
>   27: Sample parsing
>   --- start ---
>   parsing failed for sample_type 0x800
>   ---- end ----
>   Sample parsing: FAILED!
>   #
> 
> The cause of the failure is a wrong #define BS_EXPECTED_BE statement
> in above commit.  Correct this define and the test case runs fine.
> 
> Output After:
>   # ./perf test -Fv 27
>   27: Sample parsing                                                  :
>   --- start ---
>   ---- end ----
>   Sample parsing: Ok
>   #
> 
> Fixes: 10269a2ca2b08c ("perf test sample-parsing: Add endian test for struct branch_flags")
> Signed-off-by: Thomas Richter <tmricht@...ux.ibm.com>
> ---
>  tools/perf/tests/sample-parsing.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/tests/sample-parsing.c b/tools/perf/tests/sample-parsing.c
> index c83a11514129..9c7af55b74db 100644
> --- a/tools/perf/tests/sample-parsing.c
> +++ b/tools/perf/tests/sample-parsing.c
> @@ -36,7 +36,7 @@
>   * These are based on the input value (213) specified
>   * in branch_stack variable.
>   */
> -#define BS_EXPECTED_BE	0xa00d000000000000
> +#define BS_EXPECTED_BE	0xa000d00000000000
>  #define BS_EXPECTED_LE	0xd5000000
>  #define FLAG(s)	s->branch_stack->entries[i].flags
>  
> -- 
> 2.25.1

-- 

- Arnaldo