diff options
| author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2016-07-04 17:10:04 +0200 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2016-07-05 17:22:40 +0200 |
| commit | 67f20b084574def586ecba68508acd5d054ccc88 (patch) | |
| tree | ef54744f591fec1a9a0a441956e28433bd2fefaa /kernel | |
| parent | ftrace: Move toplevel init out of ftrace_init_tracefs() (diff) | |
| download | linux-67f20b084574def586ecba68508acd5d054ccc88.tar.xz linux-67f20b084574def586ecba68508acd5d054ccc88.zip | |
tracing: Using for_each_set_bit() to simplify trace_pid_write()
Using for_each_set_bit() to simplify the code.
Link: http://lkml.kernel.org/r/1467645004-11169-1-git-send-email-weiyj_lk@163.com
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/trace.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 5fd53a7847bc..dade4c9559cc 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -517,13 +517,9 @@ int trace_pid_write(struct trace_pid_list *filtered_pids, if (filtered_pids) { /* copy the current bits to the new max */ - pid = find_first_bit(filtered_pids->pids, - filtered_pids->pid_max); - while (pid < filtered_pids->pid_max) { + for_each_set_bit(pid, filtered_pids->pids, + filtered_pids->pid_max) { set_bit(pid, pid_list->pids); - pid = find_next_bit(filtered_pids->pids, - filtered_pids->pid_max, - pid + 1); nr_pids++; } } |