merge revision(s) 57199,57202,57206,57224: [Backport #13076]

	io.c: fix race between read and close

	* io.c (io_fillbuf): fix race between read and close, in the case
	  the IO gets closed before the reading thread achieve the lock.
	  [ruby-core:78845] [Bug #13076]
	thread.c: fix race between read and close

	* thread.c (rb_thread_fd_close): wait until all threads using the
	  fd finish the operation, not to free the buffer in use.
	  [ruby-core:78845] [Bug #13076]
	revert a part of r57199

	* io.c (io_fillbuf): revert a part of r57199 because it broke IO#getch.
	  see also [Bug #13076]

	io.c: fix race between read and close

	* io.c (io_fillbuf): fix race between read and close and bail out
	  in the case the IO gets closed before the reading thread achieve
	  the lock.  [ruby-core:78845] [Bug #13076]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@58093 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/version.h b/version.h
index f903012252..08bc375c2b 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.2.7"
 #define RUBY_RELEASE_DATE "2017-03-26"
-#define RUBY_PATCHLEVEL 425
+#define RUBY_PATCHLEVEL 426
 
 #define RUBY_RELEASE_YEAR 2017
 #define RUBY_RELEASE_MONTH 3