Lines Matching refs:ftrace
1 perf-ftrace(1)
6 perf-ftrace - simple wrapper for kernel's ftrace functionality
12 'perf ftrace' {trace|latency|profile} <command>
16 The 'perf ftrace' command provides a collection of subcommands which use
17 kernel's ftrace infrastructure.
19 'perf ftrace trace' is a simple wrapper of the ftrace. It only supports
23 'perf ftrace latency' calculates execution latency of a given function
26 'perf ftrace profile' show a execution profile for each function including
29 The following options apply to perf ftrace.
60 OPTIONS for 'perf ftrace trace'
138 OPTIONS for 'perf ftrace latency'
143 Set the function name to get the histogram. Unlike perf ftrace trace,
154 Use BPF to measure function latency instead of using the ftrace (it
173 OPTIONS for 'perf ftrace profile'