md: change ITERATE_RDEV_GENERIC to rdev_for_each_list, and remove ITERATE_RDEV_PENDING.

[safe/jmp/linux-2.6] / include / linux / cpuset.h

diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index 4d8adf6..ecae585 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
 
@@ -19,23 +20,33 @@ 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);
 void cpuset_update_task_memory_state(void);
 #define cpuset_nodes_subset_current_mems_allowed(nodes) \
                nodes_subset((nodes), current->mems_allowed)
 int cpuset_zonelist_valid_mems_allowed(struct zonelist *zl);
 
-extern int __cpuset_zone_allowed(struct zone *z, gfp_t gfp_mask);
-static int inline cpuset_zone_allowed(struct zone *z, gfp_t gfp_mask)
+extern int __cpuset_zone_allowed_softwall(struct zone *z, gfp_t gfp_mask);
+extern int __cpuset_zone_allowed_hardwall(struct zone *z, gfp_t gfp_mask);
+
+static int inline cpuset_zone_allowed_softwall(struct zone *z, gfp_t gfp_mask)
+{
+       return number_of_cpusets <= 1 ||
+               __cpuset_zone_allowed_softwall(z, gfp_mask);
+}
+
+static int inline cpuset_zone_allowed_hardwall(struct zone *z, gfp_t gfp_mask)
 {
-       return number_of_cpusets <= 1 || __cpuset_zone_allowed(z, gfp_mask);
+       return number_of_cpusets <= 1 ||
+               __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 {                                                    \
@@ -45,7 +56,7 @@ extern int cpuset_excl_nodes_overlap(const struct task_struct *p);
 extern int cpuset_memory_pressure_enabled;
 extern void __cpuset_memory_pressure_bump(void);
 
-extern struct file_operations proc_cpuset_operations;
+extern const struct file_operations proc_cpuset_operations;
 extern char *cpuset_task_status_allowed(struct task_struct *task, char *buffer);
 
 extern void cpuset_lock(void);
@@ -65,24 +76,29 @@ 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)
 {
        return node_possible_map;
 }
 
+#define cpuset_current_mems_allowed (node_states[N_HIGH_MEMORY])
 static inline void cpuset_init_current_mems_allowed(void) {}
 static inline void cpuset_update_task_memory_state(void) {}
 #define cpuset_nodes_subset_current_mems_allowed(nodes) (1)
@@ -92,12 +108,18 @@ static inline int cpuset_zonelist_valid_mems_allowed(struct zonelist *zl)
        return 1;
 }
 
-static inline int cpuset_zone_allowed(struct zone *z, gfp_t gfp_mask)
+static inline int cpuset_zone_allowed_softwall(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_zone_allowed_hardwall(struct zone *z, gfp_t gfp_mask)
+{
+       return 1;
+}
+
+static inline int cpuset_mems_allowed_intersects(const struct task_struct *tsk1,
+                                                const struct task_struct *tsk2)
 {
        return 1;
 }
@@ -130,6 +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 */