From 4d88169267a8614c36e9fbe389dd3fadba25cdc5 Mon Sep 17 00:00:00 2001 From: kosaki Date: Sat, 30 Apr 2011 16:08:20 +0000 Subject: [PATCH] * thread.c (rb_thread_select): release GVL while waiting select(). git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31400 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ChangeLog | 4 ++++ thread.c | 12 +++++++++++- 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/ChangeLog b/ChangeLog index 7f9dc4bdae..7437ffe63a 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,7 @@ +Sun May 1 01:06:24 2011 KOSAKI Motohiro + + * thread.c (rb_thread_select): release GVL while waiting select(). + Sat Apr 30 23:10:15 2011 KOSAKI Motohiro * win32/win32.c (rb_w32_fdcopy): New. This can copy even though diff --git a/thread.c b/thread.c index 53e1a4ed95..dd40be0ece 100644 --- a/thread.c +++ b/thread.c @@ -2672,7 +2672,17 @@ rb_thread_select(int max, fd_set * read, fd_set * write, fd_set * except, return 0; } else { - return select(max, read, write, except, timeout); + int lerrno; + int result; + + BLOCKING_REGION({ + result = select(max, read, write, except, timeout); + if (result < 0) + lerrno = errno; + }, ubf_select, GET_THREAD()); + errno = lerrno; + + return result; } }