#include <linux/param.h>
#include <linux/resource.h>
#include <linux/timer.h>
+#include <linux/hrtimer.h>
#include <asm/processor.h>
#define SCHED_NORMAL 0
#define SCHED_FIFO 1
#define SCHED_RR 2
+#define SCHED_BATCH 3
struct sched_param {
int sched_priority;
unsigned long addr, unsigned long len,
unsigned long pgoff, unsigned long flags);
void (*unmap_area) (struct mm_struct *mm, unsigned long addr);
- unsigned long mmap_base; /* base of mmap area */
- unsigned long cached_hole_size; /* if non-zero, the largest hole below free_area_cache */
+ unsigned long mmap_base; /* base of mmap area */
+ unsigned long task_size; /* size of task vm space */
+ unsigned long cached_hole_size; /* if non-zero, the largest hole below free_area_cache */
unsigned long free_area_cache; /* first hole of size cached_hole_size or larger */
pgd_t * pgd;
atomic_t mm_users; /* How many users with user space? */
struct list_head posix_timers;
/* ITIMER_REAL timer for the process */
- struct timer_list real_timer;
- unsigned long it_real_value, it_real_incr;
+ struct hrtimer real_timer;
+ ktime_t it_real_incr;
/* ITIMER_PROF and ITIMER_VIRTUAL timers for the process */
cputime_t it_prof_expires, it_virt_expires;
/*
* Priority of a process goes from 0..MAX_PRIO-1, valid RT
- * priority is 0..MAX_RT_PRIO-1, and SCHED_NORMAL tasks are
- * in the range MAX_RT_PRIO..MAX_PRIO-1. Priority values
- * are inverted: lower p->prio value means higher priority.
+ * priority is 0..MAX_RT_PRIO-1, and SCHED_NORMAL/SCHED_BATCH
+ * tasks are in the range MAX_RT_PRIO..MAX_PRIO-1. Priority
+ * values are inverted: lower p->prio value means higher priority.
*
* The MAX_USER_RT_PRIO value allows the actual maximum
* RT priority to be separate from the value exported to
extern void partition_sched_domains(cpumask_t *partition1,
cpumask_t *partition2);
-#endif /* CONFIG_SMP */
+
+/*
+ * Maximum cache size the migration-costs auto-tuning code will
+ * search from:
+ */
+extern unsigned int max_cache_size;
+
+#endif /* CONFIG_SMP */
struct io_context; /* See blkdev.h */
struct sighand_struct *sighand;
sigset_t blocked, real_blocked;
+ sigset_t saved_sigmask; /* To be restored with TIF_RESTORE_SIGMASK */
struct sigpending pending;
unsigned long sas_ss_sp;
/* Protection of proc_dentry: nesting proc_lock, dcache_lock, write_lock_irq(&tasklist_lock); */
spinlock_t proc_lock;
+#ifdef CONFIG_DEBUG_MUTEXES
+ /* mutex deadlock detection */
+ struct mutex_waiter *blocked_on;
+#endif
+
/* journalling filesystem info */
void *journal_info;
}
extern void free_task(struct task_struct *tsk);
-extern void __put_task_struct(struct task_struct *tsk);
#define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0)
extern void __put_task_struct_cb(struct rcu_head *rhp);
extern void sigqueue_free(struct sigqueue *);
extern int send_sigqueue(int, struct sigqueue *, struct task_struct *);
extern int send_group_sigqueue(int, struct sigqueue *, struct task_struct *);
-extern int do_sigaction(int, const struct k_sigaction *, struct k_sigaction *);
+extern int do_sigaction(int, struct k_sigaction *, struct k_sigaction *);
extern int do_sigaltstack(const stack_t __user *, stack_t __user *, unsigned long);
/* These can be the second arg to send_sig_info/send_group_sig_info. */
: on_sig_stack(sp) ? SS_ONSTACK : 0);
}
-
-#ifdef CONFIG_SECURITY
-/* code is in security.c */
-extern int capable(int cap);
-#else
-static inline int capable(int cap)
-{
- if (cap_raised(current->cap_effective, cap)) {
- current->flags |= PF_SUPERPRIV;
- return 1;
- }
- return 0;
-}
-#endif
-
/*
* Routines for handling mm_structs
*/
#ifndef __HAVE_THREAD_FUNCTIONS
#define task_thread_info(task) (task)->thread_info
+#define task_stack_page(task) ((void*)((task)->thread_info))
static inline void setup_thread_stack(struct task_struct *p, struct task_struct *org)
{
extern long sched_setaffinity(pid_t pid, cpumask_t new_mask);
extern long sched_getaffinity(pid_t pid, cpumask_t *mask);
-#ifdef CONFIG_MAGIC_SYSRQ
-
extern void normalize_rt_tasks(void);
-#endif
-
#ifdef CONFIG_PM
/*
* Check if a process has been frozen