Re: [PATCH 07/10] perf: Define common uncore capabilities

From: Robin Murphy
Date: Wed Mar 13 2024 - 08:24:49 EST


On 2024-03-13 11:23 am, James Clark wrote:


On 12/03/2024 17:34, Robin Murphy wrote:
Nearly all uncore/system PMUs share a common set of capbilities,
so let's wrap those up in a single macro for ease of use.

Signed-off-by: Robin Murphy <robin.murphy@xxxxxxx>
---
include/linux/perf_event.h | 3 +++
1 file changed, 3 insertions(+)

diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index b1fd832ed8bf..5d5db122005b 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -293,6 +293,9 @@ struct perf_event_pmu_context;
#define PERF_PMU_CAP_EXTENDED_HW_TYPE 0x0100
#define PERF_PMU_CAP_NO_COMMON_EVENTS 0x0200
+#define PERF_PMU_UNCORE_CAPS \
+(PERF_PMU_CAP_NO_SAMPLING| PERF_PMU_CAP_NO_EXCLUDE | PERF_PMU_CAP_NO_COMMON_EVENTS)
+

The most minor of nits: missing space before |. There is another one in
another commit that triggers checkpatch but that line gets deleted anyway.

Bleh, thanks for the catch. And it seems that wasn't the only thing I inexplicably managed to mess up in the rename patch either... All fixed locally now.

Cheers,
Robin.


struct perf_output_handle;
#define PMU_NULL_DEV ((void *)(~0UL))