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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2011-01-07 13:41:40 +0100
committerIngo Molnar <mingo@elte.hu>2011-01-07 15:55:45 +0100
commitc9b5f501ef1580faa30c40c644b7691870462201 (patch)
treed22df12b72bc90b130254078ee71b1b7e7e3e521 /kernel/softirq.c
parent524429c31b486c05449666b94613f59f729c0a84 (diff)
sched: Constify function scope static struct sched_param usage
Function-scope statics are discouraged because they are easily overlooked and can cause subtle bugs/races due to their global (non-SMP safe) nature. Linus noticed that we did this for sched_param - at minimum make the const. Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: Message-ID: <AANLkTinotRxScOHEb0HgFgSpGPkq_6jKTv5CfvnQM=ee@mail.gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/softirq.c')
-rw-r--r--kernel/softirq.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c
index d4d918a9188..c10150cb456 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -853,7 +853,7 @@ static int __cpuinit cpu_callback(struct notifier_block *nfb,
cpumask_any(cpu_online_mask));
case CPU_DEAD:
case CPU_DEAD_FROZEN: {
- static struct sched_param param = {
+ static const struct sched_param param = {
.sched_priority = MAX_RT_PRIO-1
};