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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-15 13:06:19 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-15 13:06:19 -0400
commit19035e5b5d1e3127b4925d86f6a77964f91f2c3c (patch)
treec9e7e9073970176a5b0970da715cb6430c3c9069 /include/linux/sched.h
parentf9db6e095115f9411b9647bdb9d81fe11f3d8b54 (diff)
parenteea08f32adb3f97553d49a4f79a119833036000a (diff)
Merge branch 'timers-for-linus-migration' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'timers-for-linus-migration' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: timers: Logic to move non pinned timers timers: /proc/sys sysctl hook to enable timer migration timers: Identifying the existing pinned timers timers: Framework for identifying pinned timers timers: allow deferrable timers for intervals tv2-tv5 to be deferred Fix up conflicts in kernel/sched.c and kernel/timer.c manually
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index fea9d188dbff..c900aa530070 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -261,6 +261,7 @@ extern void task_rq_unlock_wait(struct task_struct *p);
261extern cpumask_var_t nohz_cpu_mask; 261extern cpumask_var_t nohz_cpu_mask;
262#if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ) 262#if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ)
263extern int select_nohz_load_balancer(int cpu); 263extern int select_nohz_load_balancer(int cpu);
264extern int get_nohz_load_balancer(void);
264#else 265#else
265static inline int select_nohz_load_balancer(int cpu) 266static inline int select_nohz_load_balancer(int cpu)
266{ 267{
@@ -1796,11 +1797,23 @@ extern unsigned int sysctl_sched_child_runs_first;
1796extern unsigned int sysctl_sched_features; 1797extern unsigned int sysctl_sched_features;
1797extern unsigned int sysctl_sched_migration_cost; 1798extern unsigned int sysctl_sched_migration_cost;
1798extern unsigned int sysctl_sched_nr_migrate; 1799extern unsigned int sysctl_sched_nr_migrate;
1800extern unsigned int sysctl_timer_migration;
1799 1801
1800int sched_nr_latency_handler(struct ctl_table *table, int write, 1802int sched_nr_latency_handler(struct ctl_table *table, int write,
1801 struct file *file, void __user *buffer, size_t *length, 1803 struct file *file, void __user *buffer, size_t *length,
1802 loff_t *ppos); 1804 loff_t *ppos);
1803#endif 1805#endif
1806#ifdef CONFIG_SCHED_DEBUG
1807static inline unsigned int get_sysctl_timer_migration(void)
1808{
1809 return sysctl_timer_migration;
1810}
1811#else
1812static inline unsigned int get_sysctl_timer_migration(void)
1813{
1814 return 1;
1815}
1816#endif
1804extern unsigned int sysctl_sched_rt_period; 1817extern unsigned int sysctl_sched_rt_period;
1805extern int sysctl_sched_rt_runtime; 1818extern int sysctl_sched_rt_runtime;
1806 1819