Merge 'poll-busy-wait' into HEAD

kasal · kasal · commit e368c17d892b · 2014-04-16T16:34:30.000+02:00
diff --git a/compat/poll/poll.c b/compat/poll/poll.c
@@ -605,7 +605,9 @@ poll (struct pollfd *pfd, nfds_t nfd, int timeout)
 
   if (!rc && timeout == INFTIM)
     {
-      SwitchToThread();
+      /* Sleep 1 millisecond to avoid busy wait */
+      SleepEx(1, TRUE);
+
       goto restart;
     }
 

Original file line number	Diff line number	Diff line change
`@@ -605,7 +605,9 @@ poll (struct pollfd *pfd, nfds_t nfd, int timeout)`
`605`	`605`
`606`	`606`	`if (!rc && timeout == INFTIM)`
`607`	`607`	`{`
`608`		`- SwitchToThread();`
	`608`	`+ /* Sleep 1 millisecond to avoid busy wait */`
	`609`	`+ SleepEx(1, TRUE);`
	`610`	`+`
`609`	`611`	`goto restart;`
`610`	`612`	`}`
`611`	`613`