Re: [PATCH v4] perf evlist: Fix evlist__new_default() for > 1 core PMU
From: Namhyung Kim
Date:  Thu Jan 25 2024 - 16:46:18 EST
On Wed, 24 Jan 2024 09:43:57 +0000, James Clark wrote:
> The 'Session topology' test currently fails with this message when
> evlist__new_default() opens more than one event:
> 
>   32: Session topology                                                :
>   --- start ---
>   templ file: /tmp/perf-test-vv5YzZ
>   Using CPUID 0x00000000410fd070
>   Opening: unknown-hardware:HG
>   ------------------------------------------------------------
>   perf_event_attr:
>     type                             0 (PERF_TYPE_HARDWARE)
>     config                           0xb00000000
>     disabled                         1
>   ------------------------------------------------------------
>   sys_perf_event_open: pid 0  cpu -1  group_fd -1  flags 0x8 = 4
>   Opening: unknown-hardware:HG
>   ------------------------------------------------------------
>   perf_event_attr:
>     type                             0 (PERF_TYPE_HARDWARE)
>     config                           0xa00000000
>     disabled                         1
>   ------------------------------------------------------------
>   sys_perf_event_open: pid 0  cpu -1  group_fd -1  flags 0x8 = 5
>   non matching sample_type
>   FAILED tests/topology.c:73 can't get session
>   ---- end ----
>   Session topology: FAILED!
> 
> [...]
Applied to perf-tools-next, thanks!
Best regards,
-- 
Namhyung Kim <namhyung@xxxxxxxxxx>