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-rw-r--r--include/linux/sched.h36
1 files changed, 15 insertions, 21 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index fdf74f27acf1..d2588263a989 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -166,8 +166,6 @@ struct task_group;
/* Task command name length: */
#define TASK_COMM_LEN 16
-extern cpumask_var_t cpu_isolated_map;
-
extern void scheduler_tick(void);
#define MAX_SCHEDULE_TIMEOUT LONG_MAX
@@ -332,9 +330,11 @@ struct load_weight {
struct sched_avg {
u64 last_update_time;
u64 load_sum;
+ u64 runnable_load_sum;
u32 util_sum;
u32 period_contrib;
unsigned long load_avg;
+ unsigned long runnable_load_avg;
unsigned long util_avg;
};
@@ -377,6 +377,7 @@ struct sched_statistics {
struct sched_entity {
/* For load-balancing: */
struct load_weight load;
+ unsigned long runnable_weight;
struct rb_node run_node;
struct list_head group_node;
unsigned int on_rq;
@@ -472,10 +473,10 @@ struct sched_dl_entity {
* conditions between the inactive timer handler and the wakeup
* code.
*/
- int dl_throttled;
- int dl_boosted;
- int dl_yielded;
- int dl_non_contending;
+ unsigned int dl_throttled : 1;
+ unsigned int dl_boosted : 1;
+ unsigned int dl_yielded : 1;
+ unsigned int dl_non_contending : 1;
/*
* Bandwidth enforcement timer. Each -deadline task has its
@@ -848,17 +849,6 @@ struct task_struct {
struct held_lock held_locks[MAX_LOCK_DEPTH];
#endif
-#ifdef CONFIG_LOCKDEP_CROSSRELEASE
-#define MAX_XHLOCKS_NR 64UL
- struct hist_lock *xhlocks; /* Crossrelease history locks */
- unsigned int xhlock_idx;
- /* For restoring at history boundaries */
- unsigned int xhlock_idx_hist[XHLOCK_CTX_NR];
- unsigned int hist_id;
- /* For overwrite check at each context exit */
- unsigned int hist_id_save[XHLOCK_CTX_NR];
-#endif
-
#ifdef CONFIG_UBSAN
unsigned int in_ubsan;
#endif
@@ -1246,7 +1236,7 @@ static inline pid_t task_pgrp_nr(struct task_struct *tsk)
#define TASK_REPORT_IDLE (TASK_REPORT + 1)
#define TASK_REPORT_MAX (TASK_REPORT_IDLE << 1)
-static inline unsigned int __get_task_state(struct task_struct *tsk)
+static inline unsigned int task_state_index(struct task_struct *tsk)
{
unsigned int tsk_state = READ_ONCE(tsk->state);
unsigned int state = (tsk_state | tsk->exit_state) & TASK_REPORT;
@@ -1259,7 +1249,7 @@ static inline unsigned int __get_task_state(struct task_struct *tsk)
return fls(state);
}
-static inline char __task_state_to_char(unsigned int state)
+static inline char task_index_to_char(unsigned int state)
{
static const char state_char[] = "RSDTtXZPI";
@@ -1270,7 +1260,7 @@ static inline char __task_state_to_char(unsigned int state)
static inline char task_state_to_char(struct task_struct *tsk)
{
- return __task_state_to_char(__get_task_state(tsk));
+ return task_index_to_char(task_state_index(tsk));
}
/**
@@ -1502,7 +1492,11 @@ static inline void set_task_comm(struct task_struct *tsk, const char *from)
__set_task_comm(tsk, from, false);
}
-extern char *get_task_comm(char *to, struct task_struct *tsk);
+extern char *__get_task_comm(char *to, size_t len, struct task_struct *tsk);
+#define get_task_comm(buf, tsk) ({ \
+ BUILD_BUG_ON(sizeof(buf) != TASK_COMM_LEN); \
+ __get_task_comm(buf, sizeof(buf), tsk); \
+})
#ifdef CONFIG_SMP
void scheduler_ipi(void);