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authorFrederic Weisbecker <fweisbec@gmail.com>2009-03-27 00:25:38 +0100
committerIngo Molnar <mingo@elte.hu>2009-04-07 14:43:07 +0200
commit5452af664f6fba26b80eb2c8c4ceae2999d5cf56 (patch)
tree08fb64bfc3242ad96b65719a55424db729585f17 /kernel/trace/trace_stack.c
parenta5dec5573f3c7e63f2f9b5852b9759ea342a5ff9 (diff)
downloadop-kernel-dev-5452af664f6fba26b80eb2c8c4ceae2999d5cf56.zip
op-kernel-dev-5452af664f6fba26b80eb2c8c4ceae2999d5cf56.tar.gz
tracing/ftrace: factorize the tracing files creation
Impact: cleanup Most of the tracing files creation follow the same pattern: ret = debugfs_create_file(...) if (!ret) pr_warning("Couldn't create ... entry\n") Unify it! Reported-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <1238109938-11840-1-git-send-email-fweisbec@gmail.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_stack.c')
-rw-r--r--kernel/trace/trace_stack.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index c750f65..1796f00 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -352,19 +352,14 @@ __setup("stacktrace", enable_stacktrace);
static __init int stack_trace_init(void)
{
struct dentry *d_tracer;
- struct dentry *entry;
d_tracer = tracing_init_dentry();
- entry = debugfs_create_file("stack_max_size", 0644, d_tracer,
- &max_stack_size, &stack_max_size_fops);
- if (!entry)
- pr_warning("Could not create debugfs 'stack_max_size' entry\n");
+ trace_create_file("stack_max_size", 0644, d_tracer,
+ &max_stack_size, &stack_max_size_fops);
- entry = debugfs_create_file("stack_trace", 0444, d_tracer,
- NULL, &stack_trace_fops);
- if (!entry)
- pr_warning("Could not create debugfs 'stack_trace' entry\n");
+ trace_create_file("stack_trace", 0444, d_tracer,
+ NULL, &stack_trace_fops);
if (stack_tracer_enabled)
register_ftrace_function(&trace_ops);
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