summaryrefslogtreecommitdiff
path: root/kernel/sched_cpupri.h
diff options
context:
space:
mode:
authorThomas Gleixner <tglx@linutronix.de>2008-06-05 10:28:00 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-06 15:19:44 +0200
commite539d8fcd11af811db70707d47ea436d5621d0da (patch)
tree9bf41406ee7b635abf5a6769acd6a93cbd4df104 /kernel/sched_cpupri.h
parent709d4b0c60f990bccf3e10ba7c6da407ad65c97f (diff)
downloadlwn-e539d8fcd11af811db70707d47ea436d5621d0da.tar.gz
lwn-e539d8fcd11af811db70707d47ea436d5621d0da.zip
sched: fix the cpuprio count really
Peter pointed out that the last version of the "fix" was still one off under certain circumstances. Use BITS_TO_LONG instead to get an accurate result. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/sched_cpupri.h')
-rw-r--r--kernel/sched_cpupri.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/sched_cpupri.h b/kernel/sched_cpupri.h
index 6b38355e2676..f25811b0f931 100644
--- a/kernel/sched_cpupri.h
+++ b/kernel/sched_cpupri.h
@@ -3,8 +3,8 @@
#include <linux/sched.h>
-#define CPUPRI_NR_PRIORITIES 2+MAX_RT_PRIO
-#define CPUPRI_NR_PRI_WORDS (CPUPRI_NR_PRIORITIES + BITS_PER_LONG/2)/BITS_PER_LONG
+#define CPUPRI_NR_PRIORITIES (MAX_RT_PRIO + 2)
+#define CPUPRI_NR_PRI_WORDS BITS_TO_LONGS(CPUPRI_NR_PRIORITIES)
#define CPUPRI_INVALID -1
#define CPUPRI_IDLE 0