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perf: Add perf_event_attr::config3

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Arm SPEv1.2 adds another 64-bits of event filtering control. As the
existing perf_event_attr::configN fields are all used up for SPE PMU, an
additional field is needed. Add a new 'config3' field.

Tested-by: James Clark <james.clark@arm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220825-arm-spe-v8-7-v4-7-327f860daf28@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Rob Herring 2023-01-09 13:26:23 -06:00 committed by Will Deacon
parent 7f49b03739
commit 09519ec3b1
1 changed files with 3 additions and 0 deletions
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3
include/uapi/linux/perf_event.h
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@ -374,6 +374,7 @@ enum perf_event_read_format {
#define PERF_ATTR_SIZE_VER5 112 /* add: aux_watermark */
#define PERF_ATTR_SIZE_VER6 120 /* add: aux_sample_size */
#define PERF_ATTR_SIZE_VER7 128 /* add: sig_data */
#define PERF_ATTR_SIZE_VER8 136 /* add: config3 */
/*
* Hardware event_id to monitor via a performance monitoring event:
@ -515,6 +516,8 @@ struct perf_event_attr {
* truncated accordingly on 32 bit architectures.
*/
__u64 sig_data;
__u64 config3; /* extension of config2 */
};
/*