aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/sched.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 0085d758d645..0f1ea4a66957 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -209,7 +209,7 @@ extern unsigned long long time_sync_thresh;
209 ((task->state & (__TASK_STOPPED | __TASK_TRACED)) != 0) 209 ((task->state & (__TASK_STOPPED | __TASK_TRACED)) != 0)
210#define task_contributes_to_load(task) \ 210#define task_contributes_to_load(task) \
211 ((task->state & TASK_UNINTERRUPTIBLE) != 0 && \ 211 ((task->state & TASK_UNINTERRUPTIBLE) != 0 && \
212 (task->flags & PF_FROZEN) == 0) 212 (task->flags & PF_FREEZING) == 0)
213 213
214#define __set_task_state(tsk, state_value) \ 214#define __set_task_state(tsk, state_value) \
215 do { (tsk)->state = (state_value); } while (0) 215 do { (tsk)->state = (state_value); } while (0)
@@ -498,6 +498,15 @@ struct task_cputime {
498 .sum_exec_runtime = 0, \ 498 .sum_exec_runtime = 0, \
499 } 499 }
500 500
501/*
502 * Disable preemption until the scheduler is running.
503 * Reset by start_kernel()->sched_init()->init_idle().
504 *
505 * We include PREEMPT_ACTIVE to avoid cond_resched() from working
506 * before the scheduler is active -- see should_resched().
507 */
508#define INIT_PREEMPT_COUNT (1 + PREEMPT_ACTIVE)
509
501/** 510/**
502 * struct thread_group_cputimer - thread group interval timer counts 511 * struct thread_group_cputimer - thread group interval timer counts
503 * @cputime: thread group interval timers. 512 * @cputime: thread group interval timers.
@@ -1189,6 +1198,7 @@ struct task_struct {
1189 * a short time 1198 * a short time
1190 */ 1199 */
1191 unsigned char fpu_counter; 1200 unsigned char fpu_counter;
1201 s8 oomkilladj; /* OOM kill score adjustment (bit shift). */
1192#ifdef CONFIG_BLK_DEV_IO_TRACE 1202#ifdef CONFIG_BLK_DEV_IO_TRACE
1193 unsigned int btrace_seq; 1203 unsigned int btrace_seq;
1194#endif 1204#endif
@@ -1671,6 +1681,7 @@ extern cputime_t task_gtime(struct task_struct *p);
1671#define PF_MEMALLOC 0x00000800 /* Allocating memory */ 1681#define PF_MEMALLOC 0x00000800 /* Allocating memory */
1672#define PF_FLUSHER 0x00001000 /* responsible for disk writeback */ 1682#define PF_FLUSHER 0x00001000 /* responsible for disk writeback */
1673#define PF_USED_MATH 0x00002000 /* if unset the fpu must be initialized before use */ 1683#define PF_USED_MATH 0x00002000 /* if unset the fpu must be initialized before use */
1684#define PF_FREEZING 0x00004000 /* freeze in progress. do not account to load */
1674#define PF_NOFREEZE 0x00008000 /* this thread should not be frozen */ 1685#define PF_NOFREEZE 0x00008000 /* this thread should not be frozen */
1675#define PF_FROZEN 0x00010000 /* frozen for system suspend */ 1686#define PF_FROZEN 0x00010000 /* frozen for system suspend */
1676#define PF_FSTRANS 0x00020000 /* inside a filesystem transaction */ 1687#define PF_FSTRANS 0x00020000 /* inside a filesystem transaction */