From: Ravi Bangoria Date: Wed, 28 Sep 2022 09:57:55 +0000 (+0530) Subject: perf/x86/amd: Support PERF_SAMPLE_ADDR X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=cb2bb85f7ed8740ab5fc06bbec386faa39ba44ef;p=linux.git perf/x86/amd: Support PERF_SAMPLE_ADDR IBS_DC_LINADDR provides the linear data address for the tagged load/ store operation. Populate perf sample address using it. Signed-off-by: Ravi Bangoria Signed-off-by: Peter Zijlstra (Intel) Link: https://lkml.kernel.org/r/20220928095805.596-6-ravi.bangoria@amd.com --- diff --git a/arch/x86/events/amd/ibs.c b/arch/x86/events/amd/ibs.c index d883694e0fd4d..0ad49105c1540 100644 --- a/arch/x86/events/amd/ibs.c +++ b/arch/x86/events/amd/ibs.c @@ -984,6 +984,11 @@ static void perf_ibs_parse_ld_st_data(__u64 sample_type, } data->sample_flags |= PERF_SAMPLE_WEIGHT_TYPE; } + + if (sample_type & PERF_SAMPLE_ADDR && op_data3.dc_lin_addr_valid) { + data->addr = ibs_data->regs[ibs_op_msr_idx(MSR_AMD64_IBSDCLINAD)]; + data->sample_flags |= PERF_SAMPLE_ADDR; + } } static int perf_ibs_get_offset_max(struct perf_ibs *perf_ibs, u64 sample_type, @@ -992,7 +997,8 @@ static int perf_ibs_get_offset_max(struct perf_ibs *perf_ibs, u64 sample_type, if (sample_type & PERF_SAMPLE_RAW || (perf_ibs == &perf_ibs_op && (sample_type & PERF_SAMPLE_DATA_SRC || - sample_type & PERF_SAMPLE_WEIGHT_TYPE))) + sample_type & PERF_SAMPLE_WEIGHT_TYPE || + sample_type & PERF_SAMPLE_ADDR))) return perf_ibs->offset_max; else if (check_rip) return 3;