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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-06 10:23:33 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-06 10:23:33 -0800 |
commit | 65b2074f84be2287e020839e93b4cdaaf60eb37c (patch) | |
tree | d020c3c37fa5b112ee531b324214236bef9feec6 /kernel/sched_autogroup.h | |
parent | Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip (diff) | |
parent | sched: Change wait_for_completion_*_timeout() to return a signed long (diff) | |
download | linux-dev-65b2074f84be2287e020839e93b4cdaaf60eb37c.tar.xz linux-dev-65b2074f84be2287e020839e93b4cdaaf60eb37c.zip |
Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (30 commits)
sched: Change wait_for_completion_*_timeout() to return a signed long
sched, autogroup: Fix reference leak
sched, autogroup: Fix potential access to freed memory
sched: Remove redundant CONFIG_CGROUP_SCHED ifdef
sched: Fix interactivity bug by charging unaccounted run-time on entity re-weight
sched: Move periodic share updates to entity_tick()
printk: Use this_cpu_{read|write} api on printk_pending
sched: Make pushable_tasks CONFIG_SMP dependant
sched: Add 'autogroup' scheduling feature: automated per session task groups
sched: Fix unregister_fair_sched_group()
sched: Remove unused argument dest_cpu to migrate_task()
mutexes, sched: Introduce arch_mutex_cpu_relax()
sched: Add some clock info to sched_debug
cpu: Remove incorrect BUG_ON
cpu: Remove unused variable
sched: Fix UP build breakage
sched: Make task dump print all 15 chars of proc comm
sched: Update tg->shares after cpu.shares write
sched: Allow update_cfs_load() to update global load
sched: Implement demand based update_cfs_load()
...
Diffstat (limited to 'kernel/sched_autogroup.h')
-rw-r--r-- | kernel/sched_autogroup.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/kernel/sched_autogroup.h b/kernel/sched_autogroup.h new file mode 100644 index 000000000000..5358e241cb20 --- /dev/null +++ b/kernel/sched_autogroup.h @@ -0,0 +1,32 @@ +#ifdef CONFIG_SCHED_AUTOGROUP + +struct autogroup { + struct kref kref; + struct task_group *tg; + struct rw_semaphore lock; + unsigned long id; + int nice; +}; + +static inline struct task_group * +autogroup_task_group(struct task_struct *p, struct task_group *tg); + +#else /* !CONFIG_SCHED_AUTOGROUP */ + +static inline void autogroup_init(struct task_struct *init_task) { } +static inline void autogroup_free(struct task_group *tg) { } + +static inline struct task_group * +autogroup_task_group(struct task_struct *p, struct task_group *tg) +{ + return tg; +} + +#ifdef CONFIG_SCHED_DEBUG +static inline int autogroup_path(struct task_group *tg, char *buf, int buflen) +{ + return 0; +} +#endif + +#endif /* CONFIG_SCHED_AUTOGROUP */ |