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authorSteven Noonan <steven@uplinklabs.net>2009-01-11 04:04:22 -0500
committerIngo Molnar <mingo@elte.hu>2009-01-11 07:06:07 -0500
commitfd2ab30b65e961b974ae0bc71e0d47d6b35e0968 (patch)
tree5d3f13b4ffc71215b232cc91668aa482dd520931 /kernel/sched.c
parentdf051434f1dfc93ec2e1c1d186bb87cb3db9dcdf (diff)
kernel/sched.c: add missing forward declaration for 'double_rq_lock'
Impact: build fix on certain configs Added 'double_rq_lock' forward declaration, allowing double_rq_lock to be used in _double_lock_balance(). Signed-off-by: Steven Noonan <steven@uplinklabs.net> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched.c')
-rw-r--r--kernel/sched.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index f0c0a81d7638..8be2c13b50d0 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -125,6 +125,9 @@ DEFINE_TRACE(sched_switch);
125DEFINE_TRACE(sched_migrate_task); 125DEFINE_TRACE(sched_migrate_task);
126 126
127#ifdef CONFIG_SMP 127#ifdef CONFIG_SMP
128
129static void double_rq_lock(struct rq *rq1, struct rq *rq2);
130
128/* 131/*
129 * Divide a load by a sched group cpu_power : (load / sg->__cpu_power) 132 * Divide a load by a sched group cpu_power : (load / sg->__cpu_power)
130 * Since cpu_power is a 'constant', we can use a reciprocal divide. 133 * Since cpu_power is a 'constant', we can use a reciprocal divide.