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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-01-07 13:41:40 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-01-07 15:55:45 +0100 |
| commit | c9b5f501ef1580faa30c40c644b7691870462201 (patch) | |
| tree | d22df12b72bc90b130254078ee71b1b7e7e3e521 /kernel/trace/trace_selftest.c | |
| parent | 524429c31b486c05449666b94613f59f729c0a84 (diff) | |
| download | op-kernel-dev-c9b5f501ef1580faa30c40c644b7691870462201.zip op-kernel-dev-c9b5f501ef1580faa30c40c644b7691870462201.tar.gz | |
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/trace/trace_selftest.c')
| -rw-r--r-- | kernel/trace/trace_selftest.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c index 562c56e..659732e 100644 --- a/kernel/trace/trace_selftest.c +++ b/kernel/trace/trace_selftest.c @@ -558,7 +558,7 @@ trace_selftest_startup_nop(struct tracer *trace, struct trace_array *tr) static int trace_wakeup_test_thread(void *data) { /* Make this a RT thread, doesn't need to be too high */ - static struct sched_param param = { .sched_priority = 5 }; + static const struct sched_param param = { .sched_priority = 5 }; struct completion *x = data; sched_setscheduler(current, SCHED_FIFO, ¶m); |
