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>
This commit is contained in:
Ingo Molnar 2008-03-14 22:20:01 +01:00
parent e89996ae3f
commit 27d1172660

View file

@ -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;
/*