hotplug cpu: migrate a task within its cpuset

[karo-tx-linux.git] / include / linux / cpuset.h

diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index 9e633ea103cef6bcef9dab816ef95b6439c1ae1e..ecae585ec3da97fce87fa5703e64d51519522d59 100644 (file)
--- a/include/linux/cpuset.h
+++ b/include/linux/cpuset.h
@@ -11,6 +11,7 @@
 #include <linux/sched.h>
 #include <linux/cpumask.h>
 #include <linux/nodemask.h>
+#include <linux/cgroup.h>
 
 #ifdef CONFIG_CPUSETS
 
@@ -19,9 +20,8 @@ extern int number_of_cpusets; /* How many cpusets are defined in system? */
 extern int cpuset_init_early(void);
 extern int cpuset_init(void);
 extern void cpuset_init_smp(void);
-extern void cpuset_fork(struct task_struct *p);
-extern void cpuset_exit(struct task_struct *p);
 extern cpumask_t cpuset_cpus_allowed(struct task_struct *p);
+extern cpumask_t cpuset_cpus_allowed_locked(struct task_struct *p);
 extern nodemask_t cpuset_mems_allowed(struct task_struct *p);
 #define cpuset_current_mems_allowed (current->mems_allowed)
 void cpuset_init_current_mems_allowed(void);
@@ -45,7 +45,8 @@ static int inline cpuset_zone_allowed_hardwall(struct zone *z, gfp_t gfp_mask)
                __cpuset_zone_allowed_hardwall(z, gfp_mask);
 }
 
-extern int cpuset_excl_nodes_overlap(const struct task_struct *p);
+extern int cpuset_mems_allowed_intersects(const struct task_struct *tsk1,
+                                         const struct task_struct *tsk2);
 
 #define cpuset_memory_pressure_bump()                          \
        do {                                                    \
@@ -75,18 +76,22 @@ static inline int cpuset_do_slab_mem_spread(void)
 
 extern void cpuset_track_online_nodes(void);
 
+extern int current_cpuset_is_being_rebound(void);
+
 #else /* !CONFIG_CPUSETS */
 
 static inline int cpuset_init_early(void) { return 0; }
 static inline int cpuset_init(void) { return 0; }
 static inline void cpuset_init_smp(void) {}
-static inline void cpuset_fork(struct task_struct *p) {}
-static inline void cpuset_exit(struct task_struct *p) {}
 
 static inline cpumask_t cpuset_cpus_allowed(struct task_struct *p)
 {
        return cpu_possible_map;
 }
+static inline cpumask_t cpuset_cpus_allowed_locked(struct task_struct *p)
+{
+       return cpu_possible_map;
+}
 
 static inline nodemask_t cpuset_mems_allowed(struct task_struct *p)
 {
@@ -113,7 +118,8 @@ static inline int cpuset_zone_allowed_hardwall(struct zone *z, gfp_t gfp_mask)
        return 1;
 }
 
-static inline int cpuset_excl_nodes_overlap(const struct task_struct *p)
+static inline int cpuset_mems_allowed_intersects(const struct task_struct *tsk1,
+                                                const struct task_struct *tsk2)
 {
        return 1;
 }
@@ -146,6 +152,11 @@ static inline int cpuset_do_slab_mem_spread(void)
 
 static inline void cpuset_track_online_nodes(void) {}
 
+static inline int current_cpuset_is_being_rebound(void)
+{
+       return 0;
+}
+
 #endif /* !CONFIG_CPUSETS */
 
 #endif /* _LINUX_CPUSET_H */