diff options
| author |   Ravi Bangoria <ravi.bangoria@amd.com> | 2022-09-28 15:27:55 +0530 |
|---|---|---|
| committer |   Peter Zijlstra <peterz@infradead.org> | 2022-09-29 12:20:55 +0200 |
| commit | cb2bb85f7ed8740ab5fc06bbec386faa39ba44ef (patch) | |
| tree | 4ea1699ae2e43cb60c1e5468b54a40790b3331e8 /arch/x86/events | |
| parent | perf/x86/amd: Support PERF_SAMPLE_{WEIGHT|WEIGHT_STRUCT} (diff) | |
| download | linux-dev-cb2bb85f7ed8740ab5fc06bbec386faa39ba44ef.tar.xz linux-dev-cb2bb85f7ed8740ab5fc06bbec386faa39ba44ef.zip | |
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 <ravi.bangoria@amd.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20220928095805.596-6-ravi.bangoria@amd.com
Diffstat (limited to 'arch/x86/events')
| -rw-r--r-- | arch/x86/events/amd/ibs.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/events/amd/ibs.c b/arch/x86/events/amd/ibs.c index d883694e0fd4..0ad49105c154 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; |