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workqueue: Replace hardcoding of -20 and 19 with MIN_NICE and MAX_NICE
author
Dongsheng Yang
<yangds.fnst@cn.fujitsu.com>
Tue, 11 Feb 2014 07:34:52 +0000
(15:34 +0800)
committer
Ingo Molnar
<mingo@kernel.org>
Sat, 22 Feb 2014 17:16:41 +0000
(18:16 +0100)
Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link:
http://lkml.kernel.org/r/6d85138180c00ce86975addab6e34b24b84f00a5.1392103744.git.yangds.fnst@cn.fujitsu.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
kernel/workqueue.c
patch
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diff --git
a/kernel/workqueue.c
b/kernel/workqueue.c
index
193e977
..
3fa5b8f
100644
(file)
--- a/
kernel/workqueue.c
+++ b/
kernel/workqueue.c
@@
-3225,7
+3225,7
@@
static ssize_t wq_nice_store(struct device *dev, struct device_attribute *attr,
return -ENOMEM;
if (sscanf(buf, "%d", &attrs->nice) == 1 &&
- attrs->nice >=
-20 && attrs->nice <= 19
)
+ attrs->nice >=
MIN_NICE && attrs->nice <= MAX_NICE
)
ret = apply_workqueue_attrs(wq, attrs);
else
ret = -EINVAL;