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authorIngo Molnar <mingo@elte.hu>2008-03-14 22:20:01 +0100
committerIngo Molnar <mingo@elte.hu>2008-03-15 03:02:50 +0100
commit27d117266097101dcf79c4576903cdcdd0eabffc (patch)
tree854e6e824b03385d71d8d7f2feb9311572bb86f2
parente89996ae3f9e88d4fd75751a15c10b19d197e702 (diff)
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sched: fix calc_delta_mine()
lw->weight can be 0 for a short time during bootup. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
-rw-r--r--kernel/sched.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 3a4ba3dc0f4..6b06f23261c 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -1084,7 +1084,7 @@ calc_delta_mine(unsigned long delta_exec, unsigned long weight,
u64 tmp;
if (unlikely(!lw->inv_weight))
- lw->inv_weight = (WMULT_CONST - lw->weight/2) / lw->weight + 1;
+ lw->inv_weight = (WMULT_CONST-lw->weight/2) / (lw->weight+1);
tmp = (u64)delta_exec * weight;
/*