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authorLinus Torvalds <torvalds@linux-foundation.org>2009-01-15 16:55:00 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-15 16:55:00 -0800
commit7cb36b6ccdca03bd87e8faca7fd920643dd1aec7 (patch)
treedf325aa5755e73c83b26110a78cec1f2acd345b7 /kernel/sched.c
parenta9f8d25b655c7b5e08c9ed67a2fd2fdbe79404a6 (diff)
parent6272d68cc6a5f90c6b1a2228cf0f67b895305d17 (diff)
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Merge branch 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: sched: sched_slice() fixlet sched: fix update_min_vruntime sched: SCHED_OTHER vs SCHED_IDLE isolation sched: SCHED_IDLE weight change sched: fix bandwidth validation for UID grouping Revert "sched: improve preempt debugging"
Diffstat (limited to 'kernel/sched.c')
-rw-r--r--kernel/sched.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index eb1931e..52bbf1c 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -1323,8 +1323,8 @@ static inline void update_load_sub(struct load_weight *lw, unsigned long dec)
* slice expiry etc.
*/
-#define WEIGHT_IDLEPRIO 2
-#define WMULT_IDLEPRIO (1 << 31)
+#define WEIGHT_IDLEPRIO 3
+#define WMULT_IDLEPRIO 1431655765
/*
* Nice levels are multiplicative, with a gentle 10% change for every
@@ -4440,7 +4440,7 @@ void __kprobes sub_preempt_count(int val)
/*
* Underflow?
*/
- if (DEBUG_LOCKS_WARN_ON(val > preempt_count() - (!!kernel_locked())))
+ if (DEBUG_LOCKS_WARN_ON(val > preempt_count()))
return;
/*
* Is the spinlock portion underflowing?
@@ -9050,6 +9050,13 @@ static int tg_schedulable(struct task_group *tg, void *data)
runtime = d->rt_runtime;
}
+#ifdef CONFIG_USER_SCHED
+ if (tg == &root_task_group) {
+ period = global_rt_period();
+ runtime = global_rt_runtime();
+ }
+#endif
+
/*
* Cannot have more runtime than the period.
*/
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