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| author | Yuntao Wang <ytcoode@gmail.com> | 2022-01-14 21:10:52 +0800 |
|---|---|---|
| committer | Steven Rostedt (Google) <rostedt@goodmis.org> | 2022-05-26 21:12:52 -0400 |
| commit | e4931b824a6f36cae9cc5632709f015cfa748a25 (patch) | |
| tree | 950d5010d7f1c4707951801ad6dd09b9539512ae /kernel/trace/trace_recursion_record.c | |
| parent | e35c2d8e22745751cf304ec3fe39616643db2e0a (diff) | |
| download | linux-e4931b824a6f36cae9cc5632709f015cfa748a25.tar.gz linux-e4931b824a6f36cae9cc5632709f015cfa748a25.tar.bz2 linux-e4931b824a6f36cae9cc5632709f015cfa748a25.zip | |
tracing: Use trace_create_file() to simplify creation of tracefs entries
Creating tracefs entries with tracefs_create_file() followed by pr_warn()
is tedious and repetitive, we can use trace_create_file() to simplify
this process and make the code more readable.
Link: https://lkml.kernel.org/r/20220114131052.534382-1-ytcoode@gmail.com
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Yuntao Wang <ytcoode@gmail.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_recursion_record.c')
| -rw-r--r-- | kernel/trace/trace_recursion_record.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/kernel/trace/trace_recursion_record.c b/kernel/trace/trace_recursion_record.c index 4d4b78c8ca25..a520b11afb0d 100644 --- a/kernel/trace/trace_recursion_record.c +++ b/kernel/trace/trace_recursion_record.c @@ -224,12 +224,9 @@ static const struct file_operations recursed_functions_fops = { __init static int create_recursed_functions(void) { - struct dentry *dentry; - dentry = trace_create_file("recursed_functions", TRACE_MODE_WRITE, - NULL, NULL, &recursed_functions_fops); - if (!dentry) - pr_warn("WARNING: Failed to create recursed_functions\n"); + trace_create_file("recursed_functions", TRACE_MODE_WRITE, + NULL, NULL, &recursed_functions_fops); return 0; } |