[LTP] [PATCH] cpuctl of controllers: fix the bug of while loop

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From: liubo <liubo-fnst@cn.fujitsu.com>
To: ltp-list@lists.sourceforge.net
Subject: [LTP] [PATCH] cpuctl of controllers: fix the bug of while loop
Date: Wed, 09 Sep 2009 16:33:37 +0800	[thread overview]
Message-ID: <4AA76861.8080501@cn.fujitsu.com> (raw)

Here is the right patch.
I'm sorry for my carelessness.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Liu Bo <liubo-fnst@cn.fujitsu.com>
---
diff --git a/testcases/kernel/controllers/cpuctl/cpuctl_def_task01.c b/testcases/kernel/controllers/cpuctl/cpuctl_def_task01.c
index 00a25bc..1fb398a 100644
--- a/testcases/kernel/controllers/cpuctl/cpuctl_def_task01.c
+++ b/testcases/kernel/controllers/cpuctl/cpuctl_def_task01.c
@@ -82,7 +82,7 @@ extern void cleanup()
 	kill(scriptpid, SIGUSR1);/* Inform the shell to do cleanup*/
 	tst_exit();		/* Report exit status*/
 }
-int timer_expired = 0;
+volatile int timer_expired = 0;
 
 int main(int argc, char *argv[])
 {
diff --git a/testcases/kernel/controllers/cpuctl/cpuctl_def_task02.c b/testcases/kernel/controllers/cpuctl/cpuctl_def_task02.c
index 1bfa187..56ddacc 100644
--- a/testcases/kernel/controllers/cpuctl/cpuctl_def_task02.c
+++ b/testcases/kernel/controllers/cpuctl/cpuctl_def_task02.c
@@ -79,7 +79,7 @@ cleanup()
 	tst_exit();		/* Report exit status*/
 }
 
-int timer_expired = 0;
+volatile int timer_expired = 0;
 
 int main(int argc, char *argv[])
 {
diff --git a/testcases/kernel/controllers/cpuctl/cpuctl_def_task03.c b/testcases/kernel/controllers/cpuctl/cpuctl_def_task03.c
index e4ce3ad..4f3ddc1 100644
--- a/testcases/kernel/controllers/cpuctl/cpuctl_def_task03.c
+++ b/testcases/kernel/controllers/cpuctl/cpuctl_def_task03.c
@@ -79,7 +79,7 @@ cleanup()
 	tst_exit();		  /* Report exit status*/
 }
 
-int timer_expired = 0;
+volatile int timer_expired = 0;
 
 int main(int argc, char *argv[])
 {
diff --git a/testcases/kernel/controllers/cpuctl/cpuctl_def_task04.c b/testcases/kernel/controllers/cpuctl/cpuctl_def_task04.c
index 15e2b5f..7f184c8 100644
--- a/testcases/kernel/controllers/cpuctl/cpuctl_def_task04.c
+++ b/testcases/kernel/controllers/cpuctl/cpuctl_def_task04.c
@@ -78,7 +78,7 @@ cleanup()
 	tst_exit();		  /* Report exit status*/
 }
 
-int timer_expired = 0;
+volatile int timer_expired = 0;
 
 int main(int argc, char *argv[])
 {
diff --git a/testcases/kernel/controllers/cpuctl/cpuctl_test01.c b/testcases/kernel/controllers/cpuctl/cpuctl_test01.c
index ab0a4c9..7d7cc48 100644
--- a/testcases/kernel/controllers/cpuctl/cpuctl_test01.c
+++ b/testcases/kernel/controllers/cpuctl/cpuctl_test01.c
@@ -80,7 +80,7 @@ cleanup()
 	kill (scriptpid, SIGUSR1);/* Inform the shell to do cleanup*/
 	tst_exit ();		/* Report exit status*/
 }
-int timer_expired = 0;
+volatile int timer_expired = 0;
 
 int main(int argc, char* argv[])
 {
diff --git a/testcases/kernel/controllers/cpuctl/cpuctl_test02.c b/testcases/kernel/controllers/cpuctl/cpuctl_test02.c
index 801716d..153a293 100644
--- a/testcases/kernel/controllers/cpuctl/cpuctl_test02.c
+++ b/testcases/kernel/controllers/cpuctl/cpuctl_test02.c
@@ -80,7 +80,7 @@ cleanup()
 }
 
 int migrate_task ();
-int timer_expired = 0;
+volatile int timer_expired = 0;
 
 int main(int argc, char* argv[])
 {
diff --git a/testcases/kernel/controllers/cpuctl/cpuctl_test03.c b/testcases/kernel/controllers/cpuctl/cpuctl_test03.c
index c4b9978..c21b69c 100644
--- a/testcases/kernel/controllers/cpuctl/cpuctl_test03.c
+++ b/testcases/kernel/controllers/cpuctl/cpuctl_test03.c
@@ -79,7 +79,7 @@ cleanup()
 	tst_exit ();		  /* Report exit status*/
 }
 
-int timer_expired = 0;
+volatile int timer_expired = 0;
 
 int main(int argc, char* argv[])
 {
diff --git a/testcases/kernel/controllers/cpuctl/cpuctl_test04.c b/testcases/kernel/controllers/cpuctl/cpuctl_test04.c
index b0a2329..ed00b0d 100644
--- a/testcases/kernel/controllers/cpuctl/cpuctl_test04.c
+++ b/testcases/kernel/controllers/cpuctl/cpuctl_test04.c
@@ -79,7 +79,7 @@ cleanup()
 	tst_exit ();		  /* Report exit status*/
 }
 
-int timer_expired = 0;
+volatile int timer_expired = 0;
 
 int main(int argc, char* argv[])
 {
diff --git a/testcases/kernel/controllers/libcontrollers/libcontrollers.h b/testcases/kernel/controllers/libcontrollers/libcontrollers.h
index 777ff67..e6ab6a0 100644
--- a/testcases/kernel/controllers/libcontrollers/libcontrollers.h
+++ b/testcases/kernel/controllers/libcontrollers/libcontrollers.h
@@ -48,7 +48,8 @@ char fullpath[PATH_MAX];
 char fullpath[1024]; /* Guess */
 #endif
 
-int FLAG, timer_expired;
+int FLAG;
+volatile int timer_expired;
 
 int retval;

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next             reply	other threads:[~2009-09-09  8:33 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-09  8:33 liubo [this message]
2009-09-09 17:55 ` [LTP] [PATCH] cpuctl of controllers: fix the bug of while loop Subrata Modak
  -- strict thread matches above, loose matches on Subject: below --
2009-09-08  9:15 liubo
2009-09-09  6:50 ` Subrata Modak
2009-09-08  8:27 liubo
2009-09-08  6:40 liubo
2009-09-08  6:08 liubo

find likely ancestor, descendant, or conflicting patches for this message:
( dfblob:00a25bc dfblob:1fb398a dfblob:1bfa187 dfblob:56ddacc
dfblob:e4ce3ad dfblob:4f3ddc1 dfblob:15e2b5f dfblob:7f184c8
dfblob:ab0a4c9 dfblob:7d7cc48 dfblob:801716d dfblob:153a293
dfblob:c4b9978 dfblob:c21b69c dfblob:b0a2329 dfblob:ed00b0d
dfblob:777ff67 dfblob:e6ab6a0 )
 OR (
bs:"[LTP] [PATCH] cpuctl of controllers: fix the bug of while loop" )
	(help)

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