Commit 0d26ba8f authored by Adrian Hunter's avatar Adrian Hunter Committed by Arnaldo Carvalho de Melo
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perf tools: Define Intel PT iflag synthesized event 



Similar to other Intel PT synth events, define a structure to hold
information about a change to the interrupt flag.

Signed-off-by: default avatarAdrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: https://lore.kernel.org/r/20220124084201.2699795-11-adrian.hunter@intel.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent edb4d843

tools/perf/util/event.h

+13 −0
Original line number Diff line number Diff line
@@ -183,6 +183,7 @@ enum perf_synth_id { 
	PERF_SYNTH_INTEL_CBR,

	PERF_SYNTH_INTEL_PSB,

	PERF_SYNTH_INTEL_EVT,

	PERF_SYNTH_INTEL_IFLAG_CHG,

};



/*
@@ -308,6 +309,18 @@ struct perf_synth_intel_evt { 
	struct perf_synth_intel_evd evd[];

};



struct perf_synth_intel_iflag_chg {

	u32 padding;

	union {

		struct {

			u32	iflag		:  1,

				via_branch	:  1;

		};

		u32	flags;

	};

	u64	branch_ip; /* If via_branch */

};



/*

 * raw_data is always 4 bytes from an 8-byte boundary, so subtract 4 to get

 * 8-byte alignment.