u8 blocked;
u8 need_qs;
u8 exp_hint; /* Hint for performance. */
- u8 deferred_qs;
+ u8 need_mb; /* Readers need smp_mb(). */
} b; /* Bits. */
u32 s; /* Set of bits. */
};
#ifdef CONFIG_SMP
struct llist_node wake_entry;
+ unsigned int wake_entry_type;
int on_cpu;
#ifdef CONFIG_THREAD_INFO_IN_TASK
/* Current CPU: */
struct list_head rcu_tasks_holdout_list;
#endif /* #ifdef CONFIG_TASKS_RCU */
+#ifdef CONFIG_TASKS_TRACE_RCU
+ int trc_reader_nesting;
+ int trc_ipi_to_cpu;
+ union rcu_special trc_reader_special;
+ bool trc_reader_checked;
+ struct list_head trc_holdout_list;
+#endif /* #ifdef CONFIG_TASKS_TRACE_RCU */
+
struct sched_info sched_info;
struct list_head tasks;
unsigned int hardirq_disable_event;
int hardirqs_enabled;
int hardirq_context;
+ u64 hardirq_chain_key;
unsigned long softirq_disable_ip;
unsigned long softirq_enable_ip;
unsigned int softirq_disable_event;
unsigned long prev_lowest_stack;
#endif
+#ifdef CONFIG_X86_MCE
+ u64 mce_addr;
+ u64 mce_status;
+ struct callback_head mce_kill_me;
+#endif
+
/*
* New fields for task_struct should be added above here, so that
* they are included in the randomized portion of task_struct.
#define PF_KSWAPD 0x00020000 /* I am kswapd */
#define PF_MEMALLOC_NOFS 0x00040000 /* All allocation requests will inherit GFP_NOFS */
#define PF_MEMALLOC_NOIO 0x00080000 /* All allocation requests will inherit GFP_NOIO */
-#define PF_LESS_THROTTLE 0x00100000 /* Throttle me less: I clean memory */
+#define PF_LOCAL_THROTTLE 0x00100000 /* Throttle writes only against the bdi I write to,
+ * I am cleaning dirty pages from some other bdi. */
#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 */
})
#ifdef CONFIG_SMP
-void scheduler_ipi(void);
+static __always_inline void scheduler_ipi(void)
+{
+ /*
+ * Fold TIF_NEED_RESCHED into the preempt_count; anybody setting
+ * TIF_NEED_RESCHED remotely (for the first time) will also send
+ * this IPI.
+ */
+ preempt_fold_need_resched();
+}
extern unsigned long wait_task_inactive(struct task_struct *, long match_state);
#else
static inline void scheduler_ipi(void) { }