From: Richard Henderson <rth@redhat.com>
Date: Mon, 9 May 2005 13:43:49 +0000 (-0700)
Subject: backport: pthread_stop_world.c (GC_stop_world): Handle EINTR from sem_wait.
X-Git-Tag: releases/gcc-3.4.4~26
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=61717cd876da2f0adc2fe20d89fed9dc8d893b4e;p=thirdparty%2Fgcc.git

backport: pthread_stop_world.c (GC_stop_world): Handle EINTR from sem_wait.

        Backport from mainline:
        2005-02-07  Hans Boehm  <Hans.Boehm@hp.com>
        * pthread_stop_world.c (GC_stop_world): Handle EINTR from sem_wait.

From-SVN: r99439
---

diff --git a/boehm-gc/ChangeLog b/boehm-gc/ChangeLog
index ac20a553819a..0486e4217f2b 100644
--- a/boehm-gc/ChangeLog
+++ b/boehm-gc/ChangeLog
@@ -1,3 +1,9 @@
+2005-05-08  Richard Henderson  <rth@redhat.com>
+
+	Backport from mainline:
+	2005-02-07  Hans Boehm  <Hans.Boehm@hp.com>
+	* pthread_stop_world.c (GC_stop_world): Handle EINTR from sem_wait.
+
 2005-04-17  David S. Miller  <davem@davemloft.net>
 
 	* include/private/gcconfig.h (sparc-linux): Use LINUX_STACKBOTTOM.
diff --git a/boehm-gc/pthread_stop_world.c b/boehm-gc/pthread_stop_world.c
index 5dfd26d319a3..fd4a91ec2c9e 100644
--- a/boehm-gc/pthread_stop_world.c
+++ b/boehm-gc/pthread_stop_world.c
@@ -341,9 +341,11 @@ void GC_stop_world()
 	  }
       }
     for (i = 0; i < n_live_threads; i++) {
-	  if (0 != (code = sem_wait(&GC_suspend_ack_sem))) {
+	  while (0 != (code = sem_wait(&GC_suspend_ack_sem))) {
+	    if (errno != EINTR) {
 	      GC_err_printf1("Sem_wait returned %ld\n", (unsigned long)code);
 	      ABORT("sem_wait for handler failed");
+	    }
 	  }
     }
 #   ifdef PARALLEL_MARK