kotovalexarian-likes-github/ruby--ruby
1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
Code Releases Activity

thread_pthread.c (rb_sigwait_fd_get): skip getpid check

Browse source 
This is not called in signal handlers, so there's no reason for
it.  glibc 2.25+ no longer caches getpid(), so it will cost a
syscall for those users.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64403 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
normal 2018-08-17 02:06:54 +00:00
parent 028cda35c7
commit 8b6297e56d
1 changed files with 2 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
thread_pthread.c
View file

@ -1866,11 +1866,8 @@ rb_sleep_cond_put(rb_nativethread_cond_t *cond)
int
rb_sigwait_fd_get(const rb_thread_t *th)
{
rb_pid_t current = getpid();
if (signal_self_pipe.owner_process == current &&
signal_self_pipe.normal[0] >= 0) {
if (signal_self_pipe.normal[0] >= 0) {
VM_ASSERT(signal_self_pipe.owner_process == getpid());
/*
* no need to keep firing the timer if any thread is sleeping
* on the signal self-pipe