Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6

[linux-2.6] / include / linux / sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index eec64a4adb9d9f5ca56158736c4c4af843ce7f28..f59318a0099bb5b002001bdf3615cef4340c988e 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -292,7 +292,6 @@ extern void sched_show_task(struct task_struct *p);
 
 #ifdef CONFIG_DETECT_SOFTLOCKUP
 extern void softlockup_tick(void);
-extern void spawn_softlockup_task(void);
 extern void touch_softlockup_watchdog(void);
 extern void touch_all_softlockup_watchdogs(void);
 extern unsigned int  softlockup_panic;
@@ -506,6 +505,10 @@ struct signal_struct {
        unsigned long nvcsw, nivcsw, cnvcsw, cnivcsw;
        unsigned long min_flt, maj_flt, cmin_flt, cmaj_flt;
        unsigned long inblock, oublock, cinblock, coublock;
+#ifdef CONFIG_TASK_XACCT
+       u64 rchar, wchar, syscr, syscw;
+#endif
+       struct task_io_accounting ioac;
 
        /*
         * Cumulative ns of scheduled CPU time for dead threads in the
@@ -668,6 +671,10 @@ struct task_delay_info {
                                /* io operations performed */
        u32 swapin_count;       /* total count of the number of swapin block */
                                /* io operations performed */
+
+       struct timespec freepages_start, freepages_end;
+       u64 freepages_delay;    /* wait for memory reclaim */
+       u32 freepages_count;    /* total count of memory reclaim */
 };
 #endif /* CONFIG_TASK_DELAY_ACCT */
 
@@ -1257,7 +1264,7 @@ struct task_struct {
 #if defined(CONFIG_TASK_XACCT)
        u64 acct_rss_mem1;      /* accumulated rss usage */
        u64 acct_vm_mem1;       /* accumulated virtual memory usage */
-       cputime_t acct_stimexpd;/* stime since last update */
+       cputime_t acct_timexpd; /* stime + utime since last update */
 #endif
 #ifdef CONFIG_CPUSETS
        nodemask_t mems_allowed;
@@ -1483,7 +1490,6 @@ static inline void put_task_struct(struct task_struct *t)
 #define PF_EXITING     0x00000004      /* getting shut down */
 #define PF_EXITPIDONE  0x00000008      /* pi exit done on shut down */
 #define PF_VCPU                0x00000010      /* I'm a virtual CPU */
-#define PF_KTHREAD     0x00000020      /* I am a kernel thread */
 #define PF_FORKNOEXEC  0x00000040      /* forked but didn't exec */
 #define PF_SUPERPRIV   0x00000100      /* used super-user privileges */
 #define PF_DUMPCORE    0x00000200      /* dumped core */
@@ -1497,7 +1503,7 @@ static inline void put_task_struct(struct task_struct *t)
 #define PF_KSWAPD      0x00040000      /* I am kswapd */
 #define PF_SWAPOFF     0x00080000      /* I am in swapoff */
 #define PF_LESS_THROTTLE 0x00100000    /* Throttle me less: I clean memory */
-#define PF_BORROWED_MM 0x00200000      /* I am a kthread doing use_mm */
+#define PF_KTHREAD     0x00200000      /* I am a kernel thread */
 #define PF_RANDOMIZE   0x00400000      /* randomize virtual address space */
 #define PF_SWAPWRITE   0x00800000      /* Allowed to write to swap */
 #define PF_SPREAD_PAGE 0x01000000      /* Spread page cache over cpuset */
@@ -1716,19 +1722,13 @@ extern struct pid_namespace init_pid_ns;
  *      finds a task by its pid in the specified namespace
  * find_task_by_vpid():
  *      finds a task by its virtual pid
- * find_task_by_pid():
- *      finds a task by its global pid
  *
- * see also find_pid() etc in include/linux/pid.h
+ * see also find_vpid() etc in include/linux/pid.h
  */
 
 extern struct task_struct *find_task_by_pid_type_ns(int type, int pid,
                struct pid_namespace *ns);
 
-static inline struct task_struct *__deprecated find_task_by_pid(pid_t nr)
-{
-       return find_task_by_pid_type_ns(PIDTYPE_PID, nr, &init_pid_ns);
-}
 extern struct task_struct *find_task_by_vpid(pid_t nr);
 extern struct task_struct *find_task_by_pid_ns(pid_t nr,
                struct pid_namespace *ns);
@@ -1796,12 +1796,11 @@ extern int kill_pid_info_as_uid(int, struct siginfo *, struct pid *, uid_t, uid_
 extern int kill_pgrp(struct pid *pid, int sig, int priv);
 extern int kill_pid(struct pid *pid, int sig, int priv);
 extern int kill_proc_info(int, struct siginfo *, pid_t);
-extern void do_notify_parent(struct task_struct *, int);
+extern int do_notify_parent(struct task_struct *, int);
 extern void force_sig(int, struct task_struct *);
 extern void force_sig_specific(int, struct task_struct *);
 extern int send_sig(int, struct task_struct *, int);
 extern void zap_other_threads(struct task_struct *p);
-extern int kill_proc(pid_t, int, int);
 extern struct sigqueue *sigqueue_alloc(void);
 extern void sigqueue_free(struct sigqueue *);
 extern int send_sigqueue(struct sigqueue *,  struct task_struct *, int group);
@@ -1883,9 +1882,13 @@ extern void set_task_comm(struct task_struct *tsk, char *from);
 extern char *get_task_comm(char *to, struct task_struct *tsk);
 
 #ifdef CONFIG_SMP
-extern void wait_task_inactive(struct task_struct * p);
+extern unsigned long wait_task_inactive(struct task_struct *, long match_state);
 #else
-#define wait_task_inactive(p)  do { } while (0)
+static inline unsigned long wait_task_inactive(struct task_struct *p,
+                                              long match_state)
+{
+       return 1;
+}
 #endif
 
 #define next_task(p)   list_entry(rcu_dereference((p)->tasks.next), struct task_struct, tasks)
@@ -2139,16 +2142,7 @@ static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
 
 #endif /* CONFIG_SMP */
 
-#ifdef HAVE_ARCH_PICK_MMAP_LAYOUT
 extern void arch_pick_mmap_layout(struct mm_struct *mm);
-#else
-static inline void arch_pick_mmap_layout(struct mm_struct *mm)
-{
-       mm->mmap_base = TASK_UNMAPPED_BASE;
-       mm->get_unmapped_area = arch_get_unmapped_area;
-       mm->unmap_area = arch_unmap_area;
-}
-#endif
 
 #ifdef CONFIG_TRACING
 extern void
@@ -2231,14 +2225,6 @@ static inline void inc_syscw(struct task_struct *tsk)
 }
 #endif
 
-#ifdef CONFIG_SMP
-void migration_init(void);
-#else
-static inline void migration_init(void)
-{
-}
-#endif
-
 #ifndef TASK_SIZE_OF
 #define TASK_SIZE_OF(tsk)      TASK_SIZE
 #endif