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Searched refs:br_stack (Results 1 – 4 of 4) sorted by relevance

/linux-6.12.1/tools/perf/util/
Dintel-pt.c158 struct branch_stack *br_stack; member
1266 pt->br_stack = intel_pt_alloc_br_stack(pt->br_stack_sz); in intel_pt_br_stack_init()
1267 if (!pt->br_stack) in intel_pt_br_stack_init()
1280 thread_stack__br_sample_late(thread, sample->cpu, pt->br_stack, in intel_pt_add_br_stack()
1284 sample->branch_stack = pt->br_stack; in intel_pt_add_br_stack()
2210 static void intel_pt_add_lbrs(struct branch_stack *br_stack, in intel_pt_add_lbrs() argument
2216 br_stack->nr = 0; in intel_pt_add_lbrs()
2218 to = &br_stack->entries[0].from; in intel_pt_add_lbrs()
2229 br_stack->nr += 1; in intel_pt_add_lbrs()
3588 zfree(&pt->br_stack); in intel_pt_free()
/linux-6.12.1/kernel/trace/
Dbpf_trace.c1756 struct perf_branch_stack *br_stack = ctx->data->br_stack; in BPF_CALL_4() local
1765 if (unlikely(!br_stack)) in BPF_CALL_4()
1769 return br_stack->nr * br_entry_size; in BPF_CALL_4()
1774 to_copy = min_t(u32, br_stack->nr * br_entry_size, size); in BPF_CALL_4()
1775 memcpy(buf, br_stack->entries, to_copy); in BPF_CALL_4()
/linux-6.12.1/include/linux/
Dperf_event.h1214 struct perf_branch_stack *br_stack; member
1310 data->br_stack = brs; in perf_sample_save_brstack()
/linux-6.12.1/kernel/events/
Dcore.c7552 if (data->br_stack) { in perf_output_sample()
7555 size = data->br_stack->nr in perf_output_sample()
7558 perf_output_put(handle, data->br_stack->nr); in perf_output_sample()
7560 perf_output_put(handle, data->br_stack->hw_idx); in perf_output_sample()
7561 perf_output_copy(handle, data->br_stack->entries, size); in perf_output_sample()
7567 size = data->br_stack->nr * sizeof(u64); in perf_output_sample()
7856 data->br_stack = NULL; in perf_prepare_sample()