diff options
Diffstat (limited to 'xen/include/xeno/sched.h')
| -rw-r--r-- | xen/include/xeno/sched.h | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/xen/include/xeno/sched.h b/xen/include/xeno/sched.h index 5d451fa960..e272e2f890 100644 --- a/xen/include/xeno/sched.h +++ b/xen/include/xeno/sched.h @@ -16,6 +16,7 @@ #include <xeno/time.h> #include <xeno/ac_timer.h> #include <xeno/delay.h> +#include <xeno/slab.h> #define MAX_DOMAIN_NAME 16 @@ -209,21 +210,21 @@ struct task_struct next_task: &(_t) \ } +extern struct task_struct idle0_task; + extern struct task_struct *idle_task[NR_CPUS]; #define IDLE_DOMAIN_ID (~0) #define is_idle_task(_p) ((_p)->domain == IDLE_DOMAIN_ID) -#ifndef IDLE0_TASK_SIZE -#define IDLE0_TASK_SIZE 2048*sizeof(long) -#endif - -union task_union { - struct task_struct task; - unsigned long stack[IDLE0_TASK_SIZE/sizeof(long)]; -}; +#define STACK_SIZE PAGE_SIZE -extern union task_union idle0_task_union; -extern struct task_struct first_task_struct; +extern kmem_cache_t *task_struct_cachep; +#define alloc_task_struct() \ + ((struct task_struct *)kmem_cache_alloc(task_struct_cachep,GFP_KERNEL)) +#define put_task_struct(_p) \ + if ( atomic_dec_and_test(&(_p)->refcnt) ) release_task(_p) +#define get_task_struct(_p) \ + atomic_inc(&(_p)->refcnt) extern struct task_struct *do_newdomain(unsigned int dom_id, unsigned int cpu); extern int setup_guestos( @@ -292,7 +293,11 @@ static inline long schedule_timeout(long timeout) void domain_init(void); int idle_cpu(int cpu); /* Is CPU 'cpu' idle right now? */ -void cpu_idle(void); /* Idle loop. */ + +void startup_cpu_idle_loop(void); +void continue_cpu_idle_loop(void); + +void continue_nonidle_task(void); /* This hash table is protected by the tasklist_lock. */ #define TASK_HASH_SIZE 256 |