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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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123456789101112131415161718192021222324252627282930313233343536373839404142434445// SPDX-License-Identifier: GPL-2.0#pragma once
#include "osnoise.h"
/* * Define timerlat tracing mode. * * There are three tracing modes: * - tracefs-only, used when BPF is unavailable. * - BPF-only, used when BPF is available and neither trace saving nor * auto-analysis are enabled. * - mixed mode, used when BPF is available and either trace saving or * auto-analysis is enabled (which rely on sample collection through * tracefs). */enum timerlat_tracing_mode { TRACING_MODE_BPF, TRACING_MODE_TRACEFS, TRACING_MODE_MIXED,};
struct timerlat_params { struct common_params common; long long timerlat_period_us; long long print_stack; int dma_latency; bool no_aa; bool dump_tasks; int deepest_idle_state; enum timerlat_tracing_mode mode; const char *bpf_action_program; enum stack_format stack_format; bool timerlat_align; unsigned long long timerlat_align_us;};
#define to_timerlat_params(ptr) container_of(ptr, struct timerlat_params, common)
int timerlat_apply_config(struct osnoise_tool *tool, struct timerlat_params *params);int timerlat_main(int argc, char *argv[]);int timerlat_enable(struct osnoise_tool *tool);void timerlat_analyze(struct osnoise_tool *tool, bool stopped);void timerlat_free(struct osnoise_tool *tool);