From: Igor Sysoev <igor@sysoev.ru>
Date: Thu, 20 Jan 2011 13:06:21 +0000 (+0000)
Subject: use SwitchToThread() instead of Sleep(0), because the later
X-Git-Tag: release-0.9.4~4
X-Git-Url: http://www.kaiwu.me/postgresql/commit/?a=commitdiff_plain;h=cc878dc6ac7ad7d36a90276a26b2fee11653d505;p=nginx.git

use SwitchToThread() instead of Sleep(0), because the later
may not yield control, if there is no thread with higher priority
---

diff --git a/src/os/win32/ngx_process.h b/src/os/win32/ngx_process.h
index 55f5648ee..235b2502f 100644
--- a/src/os/win32/ngx_process.h
+++ b/src/os/win32/ngx_process.h
@@ -52,7 +52,7 @@ ngx_pid_t ngx_spawn_process(ngx_cycle_t *cycle, char *name, ngx_int_t respawn);
 ngx_pid_t ngx_execute(ngx_cycle_t *cycle, ngx_exec_ctx_t *ctx);
 
 #define ngx_debug_point()
-#define ngx_sched_yield()   Sleep(0)
+#define ngx_sched_yield()   SwitchToThread()
 
 
 #define NGX_MAX_PROCESSES         (MAXIMUM_WAIT_OBJECTS - 4)