Merge branch 'hwpoison' of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux...

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

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 3cbc6c0be666707144b2a86e589558dc6396c995..75e6e60bf583bb89a7784d4476a32766d10db420 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -309,7 +309,7 @@ extern void softlockup_tick(void);
 extern void touch_softlockup_watchdog(void);
 extern void touch_all_softlockup_watchdogs(void);
 extern int proc_dosoftlockup_thresh(struct ctl_table *table, int write,
-                                   struct file *filp, void __user *buffer,
+                                   void __user *buffer,
                                    size_t *lenp, loff_t *ppos);
 extern unsigned int  softlockup_panic;
 extern int softlockup_thresh;
@@ -331,7 +331,7 @@ extern unsigned long sysctl_hung_task_check_count;
 extern unsigned long sysctl_hung_task_timeout_secs;
 extern unsigned long sysctl_hung_task_warnings;
 extern int proc_dohung_task_timeout_secs(struct ctl_table *table, int write,
-                                        struct file *filp, void __user *buffer,
+                                        void __user *buffer,
                                         size_t *lenp, loff_t *ppos);
 #endif
 
@@ -493,6 +493,13 @@ struct pacct_struct {
        unsigned long           ac_minflt, ac_majflt;
 };
 
+struct cpu_itimer {
+       cputime_t expires;
+       cputime_t incr;
+       u32 error;
+       u32 incr_error;
+};
+
 /**
  * struct task_cputime - collected CPU time counts
  * @utime:             time spent in user mode, in &cputime_t units
@@ -587,9 +594,12 @@ struct signal_struct {
        struct pid *leader_pid;
        ktime_t it_real_incr;
 
-       /* ITIMER_PROF and ITIMER_VIRTUAL timers for the process */
-       cputime_t it_prof_expires, it_virt_expires;
-       cputime_t it_prof_incr, it_virt_incr;
+       /*
+        * ITIMER_PROF and ITIMER_VIRTUAL timers for the process, we use
+        * CPUCLOCK_PROF and CPUCLOCK_VIRT for indexing array as these
+        * values are defined to 0 and 1 respectively
+        */
+       struct cpu_itimer it[2];
 
        /*
         * Thread group totals for process CPU timers.
@@ -1261,7 +1271,6 @@ struct task_struct {
        struct mm_struct *mm, *active_mm;
 
 /* task state */
-       struct linux_binfmt *binfmt;
        int exit_state;
        int exit_code, exit_signal;
        int pdeath_signal;  /*  The signal sent when the parent dies  */
@@ -1725,6 +1734,7 @@ extern cputime_t task_gtime(struct task_struct *p);
 #define PF_EXITPIDONE  0x00000008      /* pi exit done on shut down */
 #define PF_VCPU                0x00000010      /* I'm a virtual CPU */
 #define PF_FORKNOEXEC  0x00000040      /* forked but didn't exec */
+#define PF_MCE_PROCESS  0x00000080      /* process policy on mce errors */
 #define PF_SUPERPRIV   0x00000100      /* used super-user privileges */
 #define PF_DUMPCORE    0x00000200      /* dumped core */
 #define PF_SIGNALED    0x00000400      /* killed by a signal */
@@ -1744,6 +1754,7 @@ extern cputime_t task_gtime(struct task_struct *p);
 #define PF_SPREAD_PAGE 0x01000000      /* Spread page cache over cpuset */
 #define PF_SPREAD_SLAB 0x02000000      /* Spread some slab caches over cpuset */
 #define PF_THREAD_BOUND        0x04000000      /* Thread bound to specific cpu */
+#define PF_MCE_EARLY    0x08000000      /* Early kill for mce process policy */
 #define PF_MEMPOLICY   0x10000000      /* Non-default NUMA mempolicy */
 #define PF_MUTEX_TESTER        0x20000000      /* Thread belongs to the rt mutex tester */
 #define PF_FREEZER_SKIP        0x40000000      /* Freezer should not count it as freezeable */
@@ -1807,10 +1818,13 @@ static inline int set_cpus_allowed_ptr(struct task_struct *p,
        return 0;
 }
 #endif
+
+#ifndef CONFIG_CPUMASK_OFFSTACK
 static inline int set_cpus_allowed(struct task_struct *p, cpumask_t new_mask)
 {
        return set_cpus_allowed_ptr(p, &new_mask);
 }
+#endif
 
 /*
  * Architectures can set this to 1 if they have specified
@@ -1893,7 +1907,7 @@ extern unsigned int sysctl_sched_time_avg;
 extern unsigned int sysctl_timer_migration;
 
 int sched_nr_latency_handler(struct ctl_table *table, int write,
-               struct file *file, void __user *buffer, size_t *length,
+               void __user *buffer, size_t *length,
                loff_t *ppos);
 #endif
 #ifdef CONFIG_SCHED_DEBUG
@@ -1911,7 +1925,7 @@ extern unsigned int sysctl_sched_rt_period;
 extern int sysctl_sched_rt_runtime;
 
 int sched_rt_handler(struct ctl_table *table, int write,
-               struct file *filp, void __user *buffer, size_t *lenp,
+               void __user *buffer, size_t *lenp,
                loff_t *ppos);
 
 extern unsigned int sysctl_sched_compat_yield;
@@ -2046,6 +2060,7 @@ 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 int do_notify_parent(struct task_struct *, int);
+extern void __wake_up_parent(struct task_struct *p, struct task_struct *parent);
 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);
@@ -2323,7 +2338,10 @@ static inline int signal_pending(struct task_struct *p)
        return unlikely(test_tsk_thread_flag(p,TIF_SIGPENDING));
 }
 
-extern int __fatal_signal_pending(struct task_struct *p);
+static inline int __fatal_signal_pending(struct task_struct *p)
+{
+       return unlikely(sigismember(&p->pending.signal, SIGKILL));
+}
 
 static inline int fatal_signal_pending(struct task_struct *p)
 {