diff options
| author | Steven Rostedt <rostedt@goodmis.org> | 2025-11-14 14:22:33 -0500 |
|---|---|---|
| committer | Steven Rostedt (Google) <rostedt@goodmis.org> | 2025-11-14 14:30:55 -0500 |
| commit | bc089c47250e8923892873809471e54e05919d80 (patch) | |
| tree | 4d56844900be6d1bddb68d5a734171f32753888e /kernel | |
| parent | 5abb6ccb58f0626a0b7577908bcb698b18812eed (diff) | |
tracing: Convert function graph set_flags() to use a switch() statement
Currently the set_flags() of the function graph tracer has a bunch of:
if (bit == FLAG1) {
[..]
}
if (bit == FLAG2) {
[..]
}
To clean it up a bit, convert it over to a switch statement.
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: https://patch.msgid.link/20251114192319.117123664@kernel.org
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/trace_functions_graph.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c index 12315eb65925..44d5dc5031e2 100644 --- a/kernel/trace/trace_functions_graph.c +++ b/kernel/trace/trace_functions_graph.c @@ -1664,7 +1664,8 @@ func_graph_set_flag(struct trace_array *tr, u32 old_flags, u32 bit, int set) if (!!set == !!(tr->current_trace_flags->val & bit)) return 0; - if (bit == TRACE_GRAPH_SLEEP_TIME) { + switch (bit) { + case TRACE_GRAPH_SLEEP_TIME: if (set) { fgraph_no_sleep_time--; if (WARN_ON_ONCE(fgraph_no_sleep_time < 0)) @@ -1672,19 +1673,20 @@ func_graph_set_flag(struct trace_array *tr, u32 old_flags, u32 bit, int set) } else { fgraph_no_sleep_time++; } - } + break; - if (bit == TRACE_GRAPH_PRINT_IRQS) { + case TRACE_GRAPH_PRINT_IRQS: if (set) ftrace_graph_skip_irqs--; else ftrace_graph_skip_irqs++; if (WARN_ON_ONCE(ftrace_graph_skip_irqs < 0)) ftrace_graph_skip_irqs = 0; - } + break; - if (bit == TRACE_GRAPH_ARGS) + case TRACE_GRAPH_ARGS: return ftrace_graph_trace_args(tr, set); + } return 0; } |