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Diffstat (limited to 'kernel/trace/trace.c')
-rw-r--r--kernel/trace/trace.c73
1 files changed, 37 insertions, 36 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index dcced07a45e6..985390cb8441 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1690,7 +1690,8 @@ static void trace_create_maxlat_file(struct trace_array *tr,
{
INIT_WORK(&tr->fsnotify_work, latency_fsnotify_workfn);
init_irq_work(&tr->fsnotify_irqwork, latency_fsnotify_workfn_irq);
- tr->d_max_latency = trace_create_file("tracing_max_latency", 0644,
+ tr->d_max_latency = trace_create_file("tracing_max_latency",
+ TRACE_MODE_WRITE,
d_tracer, &tr->max_latency,
&tracing_max_lat_fops);
}
@@ -1727,8 +1728,8 @@ void latency_fsnotify(struct trace_array *tr)
#else
#define trace_create_maxlat_file(tr, d_tracer) \
- trace_create_file("tracing_max_latency", 0644, d_tracer, \
- &tr->max_latency, &tracing_max_lat_fops)
+ trace_create_file("tracing_max_latency", TRACE_MODE_WRITE, \
+ d_tracer, &tr->max_latency, &tracing_max_lat_fops)
#endif
@@ -6054,7 +6055,7 @@ trace_insert_eval_map_file(struct module *mod, struct trace_eval_map **start,
static void trace_create_eval_file(struct dentry *d_tracer)
{
- trace_create_file("eval_map", 0444, d_tracer,
+ trace_create_file("eval_map", TRACE_MODE_READ, d_tracer,
NULL, &tracing_eval_map_fops);
}
@@ -8567,27 +8568,27 @@ tracing_init_tracefs_percpu(struct trace_array *tr, long cpu)
}
/* per cpu trace_pipe */
- trace_create_cpu_file("trace_pipe", 0444, d_cpu,
+ trace_create_cpu_file("trace_pipe", TRACE_MODE_READ, d_cpu,
tr, cpu, &tracing_pipe_fops);
/* per cpu trace */
- trace_create_cpu_file("trace", 0644, d_cpu,
+ trace_create_cpu_file("trace", TRACE_MODE_WRITE, d_cpu,
tr, cpu, &tracing_fops);
- trace_create_cpu_file("trace_pipe_raw", 0444, d_cpu,
+ trace_create_cpu_file("trace_pipe_raw", TRACE_MODE_READ, d_cpu,
tr, cpu, &tracing_buffers_fops);
- trace_create_cpu_file("stats", 0444, d_cpu,
+ trace_create_cpu_file("stats", TRACE_MODE_READ, d_cpu,
tr, cpu, &tracing_stats_fops);
- trace_create_cpu_file("buffer_size_kb", 0444, d_cpu,
+ trace_create_cpu_file("buffer_size_kb", TRACE_MODE_READ, d_cpu,
tr, cpu, &tracing_entries_fops);
#ifdef CONFIG_TRACER_SNAPSHOT
- trace_create_cpu_file("snapshot", 0644, d_cpu,
+ trace_create_cpu_file("snapshot", TRACE_MODE_WRITE, d_cpu,
tr, cpu, &snapshot_fops);
- trace_create_cpu_file("snapshot_raw", 0444, d_cpu,
+ trace_create_cpu_file("snapshot_raw", TRACE_MODE_READ, d_cpu,
tr, cpu, &snapshot_raw_fops);
#endif
}
@@ -8793,8 +8794,8 @@ create_trace_option_file(struct trace_array *tr,
topt->opt = opt;
topt->tr = tr;
- topt->entry = trace_create_file(opt->name, 0644, t_options, topt,
- &trace_options_fops);
+ topt->entry = trace_create_file(opt->name, TRACE_MODE_WRITE,
+ t_options, topt, &trace_options_fops);
}
@@ -8869,7 +8870,7 @@ create_trace_option_core_file(struct trace_array *tr,
if (!t_options)
return NULL;
- return trace_create_file(option, 0644, t_options,
+ return trace_create_file(option, TRACE_MODE_WRITE, t_options,
(void *)&tr->trace_flags_index[index],
&trace_options_core_fops);
}
@@ -9394,28 +9395,28 @@ init_tracer_tracefs(struct trace_array *tr, struct dentry *d_tracer)
struct trace_event_file *file;
int cpu;
- trace_create_file("available_tracers", 0444, d_tracer,
+ trace_create_file("available_tracers", TRACE_MODE_READ, d_tracer,
tr, &show_traces_fops);
- trace_create_file("current_tracer", 0644, d_tracer,
+ trace_create_file("current_tracer", TRACE_MODE_WRITE, d_tracer,
tr, &set_tracer_fops);
- trace_create_file("tracing_cpumask", 0644, d_tracer,
+ trace_create_file("tracing_cpumask", TRACE_MODE_WRITE, d_tracer,
tr, &tracing_cpumask_fops);
- trace_create_file("trace_options", 0644, d_tracer,
+ trace_create_file("trace_options", TRACE_MODE_WRITE, d_tracer,
tr, &tracing_iter_fops);
- trace_create_file("trace", 0644, d_tracer,
+ trace_create_file("trace", TRACE_MODE_WRITE, d_tracer,
tr, &tracing_fops);
- trace_create_file("trace_pipe", 0444, d_tracer,
+ trace_create_file("trace_pipe", TRACE_MODE_READ, d_tracer,
tr, &tracing_pipe_fops);
- trace_create_file("buffer_size_kb", 0644, d_tracer,
+ trace_create_file("buffer_size_kb", TRACE_MODE_WRITE, d_tracer,
tr, &tracing_entries_fops);
- trace_create_file("buffer_total_size_kb", 0444, d_tracer,
+ trace_create_file("buffer_total_size_kb", TRACE_MODE_READ, d_tracer,
tr, &tracing_total_entries_fops);
trace_create_file("free_buffer", 0200, d_tracer,
@@ -9426,25 +9427,25 @@ init_tracer_tracefs(struct trace_array *tr, struct dentry *d_tracer)
file = __find_event_file(tr, "ftrace", "print");
if (file && file->dir)
- trace_create_file("trigger", 0644, file->dir, file,
- &event_trigger_fops);
+ trace_create_file("trigger", TRACE_MODE_WRITE, file->dir,
+ file, &event_trigger_fops);
tr->trace_marker_file = file;
trace_create_file("trace_marker_raw", 0220, d_tracer,
tr, &tracing_mark_raw_fops);
- trace_create_file("trace_clock", 0644, d_tracer, tr,
+ trace_create_file("trace_clock", TRACE_MODE_WRITE, d_tracer, tr,
&trace_clock_fops);
- trace_create_file("tracing_on", 0644, d_tracer,
+ trace_create_file("tracing_on", TRACE_MODE_WRITE, d_tracer,
tr, &rb_simple_fops);
- trace_create_file("timestamp_mode", 0444, d_tracer, tr,
+ trace_create_file("timestamp_mode", TRACE_MODE_READ, d_tracer, tr,
&trace_time_stamp_mode_fops);
tr->buffer_percent = 50;
- trace_create_file("buffer_percent", 0444, d_tracer,
+ trace_create_file("buffer_percent", TRACE_MODE_READ, d_tracer,
tr, &buffer_percent_fops);
create_trace_options_dir(tr);
@@ -9457,11 +9458,11 @@ init_tracer_tracefs(struct trace_array *tr, struct dentry *d_tracer)
MEM_FAIL(1, "Could not allocate function filter files");
#ifdef CONFIG_TRACER_SNAPSHOT
- trace_create_file("snapshot", 0644, d_tracer,
+ trace_create_file("snapshot", TRACE_MODE_WRITE, d_tracer,
tr, &snapshot_fops);
#endif
- trace_create_file("error_log", 0644, d_tracer,
+ trace_create_file("error_log", TRACE_MODE_WRITE, d_tracer,
tr, &tracing_err_log_fops);
for_each_tracing_cpu(cpu)
@@ -9654,19 +9655,19 @@ static __init int tracer_init_tracefs(void)
init_tracer_tracefs(&global_trace, NULL);
ftrace_init_tracefs_toplevel(&global_trace, NULL);
- trace_create_file("tracing_thresh", 0644, NULL,
+ trace_create_file("tracing_thresh", TRACE_MODE_WRITE, NULL,
&global_trace, &tracing_thresh_fops);
- trace_create_file("README", 0444, NULL,
+ trace_create_file("README", TRACE_MODE_READ, NULL,
NULL, &tracing_readme_fops);
- trace_create_file("saved_cmdlines", 0444, NULL,
+ trace_create_file("saved_cmdlines", TRACE_MODE_READ, NULL,
NULL, &tracing_saved_cmdlines_fops);
- trace_create_file("saved_cmdlines_size", 0644, NULL,
+ trace_create_file("saved_cmdlines_size", TRACE_MODE_WRITE, NULL,
NULL, &tracing_saved_cmdlines_size_fops);
- trace_create_file("saved_tgids", 0444, NULL,
+ trace_create_file("saved_tgids", TRACE_MODE_READ, NULL,
NULL, &tracing_saved_tgids_fops);
trace_eval_init();
@@ -9678,7 +9679,7 @@ static __init int tracer_init_tracefs(void)
#endif
#ifdef CONFIG_DYNAMIC_FTRACE
- trace_create_file("dyn_ftrace_total_info", 0444, NULL,
+ trace_create_file("dyn_ftrace_total_info", TRACE_MODE_READ, NULL,
NULL, &tracing_dyn_info_fops);
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-11 02:10:26 +0000