| /linux/Documentation/scheduler/ |
| A D | sched-deadline.rst | 77 "deadline", and "period" parameters;
93 scheduling deadline = current time + deadline
111 value of the scheduling deadline;
117 scheduling deadline = scheduling deadline + period
174 deadline - ---------------------
479 - deadline = D
641 worst-case delay respect to the "deadline" parameter. If "deadline" = "period"
648 -deadline task cannot fork.
678 follows (rt-app is used to create a -deadline task)::
846 printf("deadline thread started [%ld]\n", gettid());
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| A D | sched-rt-group.rst | 156 as its prone to starvation without deadline scheduling.
174 full deadline scheduling to the linux kernel. Deadline scheduling the above
175 groups and treating end of the period as a deadline will ensure that they both
180 the limited static priority levels 0-99. With deadline scheduling you need to
181 do deadline inheritance (since priority is inversely proportional to the
182 deadline delta (deadline - now)).
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| /linux/kernel/sched/ |
| A D | deadline.c | 334 zerolag_time = dl_se->deadline - in task_non_contending()
1406 dl_rq->earliest_dl.curr = deadline; in inc_dl_deadline()
1445 u64 deadline = dl_se->deadline; in inc_dl_tasks() local
1451 inc_dl_deadline(dl_rq, deadline); in inc_dl_tasks()
1474 return dl_time_before(__node_2_dle(a)->deadline, __node_2_dle(b)->deadline); in __dl_less()
1596 dl_time_before(dl_se->deadline, in enqueue_dl_entity()
1794 (dl_time_before(p->dl.deadline, in select_task_rq_dl()
1893 if ((p->dl.deadline == rq->curr->dl.deadline) && in check_preempt_curr_dl()
2255 dl_time_before(next_task->dl.deadline, rq->curr->dl.deadline) && in push_dl_task()
2382 src_rq->curr->dl.deadline)) in pull_dl_task()
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| /linux/drivers/ata/ |
| A D | ahci_da850.c | 94 unsigned int *class, unsigned long deadline) in ahci_da850_softreset() argument
107 ret = ahci_do_softreset(link, class, pmp, deadline, ahci_check_ready); in ahci_da850_softreset()
110 deadline, ahci_check_ready); in ahci_da850_softreset()
116 unsigned int *class, unsigned long deadline) in ahci_da850_hardreset() argument
130 ret = ahci_do_hardreset(link, class, deadline, &online); in ahci_da850_hardreset()
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| A D | ahci_xgene.c | 117 unsigned long deadline; in xgene_ahci_poll_reg_val() local
121 deadline = ata_deadline(jiffies, timeout); in xgene_ahci_poll_reg_val()
123 while (tmp != val && time_before(jiffies, deadline)) { in xgene_ahci_poll_reg_val()
351 unsigned long deadline, bool *online) in xgene_ahci_do_hardreset() argument
370 rc = sata_link_hardreset(link, timing, deadline, online, in xgene_ahci_do_hardreset()
391 unsigned long deadline) in xgene_ahci_hardreset() argument
413 rc = xgene_ahci_do_hardreset(link, deadline, &online); in xgene_ahci_hardreset()
452 unsigned long deadline) in xgene_ahci_pmp_softreset() argument
469 rc = ahci_do_softreset(link, class, pmp, deadline, ahci_check_ready); in xgene_ahci_pmp_softreset()
496 unsigned long deadline) in xgene_ahci_softreset() argument
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| A D | ahci_dm816.c | 104 unsigned int *class, unsigned long deadline) in ahci_dm816_softreset() argument
117 ret = ahci_do_softreset(link, class, pmp, deadline, ahci_check_ready); in ahci_dm816_softreset()
120 deadline, ahci_check_ready); in ahci_dm816_softreset()
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| A D | libata-sata.c | 234 unsigned long deadline) in sata_link_debounce() argument
243 if (time_before(t, deadline)) in sata_link_debounce()
244 deadline = t; in sata_link_debounce()
261 if (cur == 1 && time_before(jiffies, deadline)) in sata_link_debounce()
276 if (time_after(jiffies, deadline)) in sata_link_debounce()
297 unsigned long deadline) in sata_link_resume() argument
530 unsigned long deadline, in sata_link_hardreset() argument
573 rc = sata_link_resume(link, timing, deadline); in sata_link_hardreset()
595 if (time_after(pmp_deadline, deadline)) in sata_link_hardreset()
596 pmp_deadline = deadline; in sata_link_hardreset()
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| A D | sata_sil24.c | 337 unsigned long deadline);
339 unsigned long deadline);
341 unsigned long deadline);
650 unsigned long deadline) in sil24_softreset() argument
668 if (time_after(deadline, jiffies)) in sil24_softreset()
669 timeout_msec = jiffies_to_msecs(deadline - jiffies); in sil24_softreset()
694 unsigned long deadline) in sil24_hardreset() argument
741 rc = sata_link_debounce(link, sata_deb_timing_long, deadline); in sil24_hardreset()
937 unsigned long deadline) in sil24_pmp_hardreset() argument
947 return sata_std_hardreset(link, class, deadline); in sil24_pmp_hardreset()
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| A D | libata-eh.c | 2463 unsigned long deadline, now; in ata_eh_reset() local
2487 if (time_before(now, deadline)) in ata_eh_reset()
2537 rc = prereset(link, deadline); in ata_eh_reset()
2546 tmp = prereset(slave, deadline); in ata_eh_reset()
2805 if (time_before(now, deadline)) { in ata_eh_reset()
3552 unsigned long flags, deadline; in ata_eh_recover() local
3633 deadline = jiffies; in ata_eh_recover()
3646 if (time_before(deadline, tmp)) in ata_eh_recover()
3647 deadline = tmp; in ata_eh_recover()
3663 deadline - now); in ata_eh_recover()
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| A D | pata_jmicron.c | 42 static int jmicron_pre_reset(struct ata_link *link, unsigned long deadline) in jmicron_pre_reset() argument
105 return ata_sff_prereset(link, deadline); in jmicron_pre_reset()
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| A D | pata_marvell.c | 68 static int marvell_pre_reset(struct ata_link *link, unsigned long deadline) in marvell_pre_reset() argument
77 return ata_sff_prereset(link, deadline); in marvell_pre_reset()
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| A D | pata_samsung_cf.c | 341 unsigned long deadline) in pata_s3c_wait_after_reset() argument
348 rc = ata_sff_wait_ready(link, deadline); in pata_s3c_wait_after_reset()
362 unsigned long deadline) in pata_s3c_bus_softreset() argument
374 return pata_s3c_wait_after_reset(&ap->link, deadline); in pata_s3c_bus_softreset()
381 unsigned long deadline) in pata_s3c_softreset() argument
396 rc = pata_s3c_bus_softreset(ap, deadline); in pata_s3c_softreset()
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| A D | pata_ns87410.c | 26 static int ns87410_pre_reset(struct ata_link *link, unsigned long deadline) in ns87410_pre_reset() argument
38 return ata_sff_prereset(link, deadline); in ns87410_pre_reset()
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| A D | pata_opti.c | 54 static int opti_pre_reset(struct ata_link *link, unsigned long deadline) in opti_pre_reset() argument
66 return ata_sff_prereset(link, deadline); in opti_pre_reset()
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| A D | pata_ep93xx.c | 549 unsigned long deadline) in ep93xx_pata_wait_after_reset() argument
560 rc = ata_sff_wait_ready(link, deadline); in ep93xx_pata_wait_after_reset()
594 rc = ata_sff_wait_ready(link, deadline); in ep93xx_pata_wait_after_reset()
613 unsigned long deadline) in ep93xx_pata_bus_softreset() argument
624 return ep93xx_pata_wait_after_reset(&ap->link, devmask, deadline); in ep93xx_pata_bus_softreset()
805 unsigned long deadline) in ep93xx_pata_softreset() argument
823 rc = ep93xx_pata_bus_softreset(ap, devmask, deadline); in ep93xx_pata_softreset()
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| /linux/Documentation/block/ |
| A D | switching-sched.rst | 17 the fly to select one of mq-deadline, none, bfq, or kyber schedulers -
32 [mq-deadline] kyber bfq none
35 [none] mq-deadline kyber bfq
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| A D | deadline-iosched.rst | 5 This little file attempts to document how the deadline io scheduler works.
19 The goal of the deadline io scheduler is to attempt to guarantee a start
22 a deadline that is the current time + the read_expire value in units of
37 deadline expiries are only checked between batches. fifo_batch controls the
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| /linux/drivers/net/phy/mscc/ |
| A D | mscc_serdes.c | 312 unsigned long deadline; in vsc85xx_sd6g_config_v2() local
381 deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); in vsc85xx_sd6g_config_v2()
390 } while (time_before(jiffies, deadline) && (val32 & BIT(12))); in vsc85xx_sd6g_config_v2()
474 deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); in vsc85xx_sd6g_config_v2()
483 } while (time_before(jiffies, deadline) && (~val32 & BIT(8))); in vsc85xx_sd6g_config_v2()
630 deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); in vsc85xx_sd6g_config_v2()
639 } while (time_before(jiffies, deadline) && (val32 & BIT(12))); in vsc85xx_sd6g_config_v2()
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| /linux/drivers/bcma/ |
| A D | driver_chipcommon_b.c | 17 unsigned long deadline = jiffies + timeout; in bcma_wait_reg() local
26 } while (!time_after_eq(jiffies, deadline)); in bcma_wait_reg()
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| /linux/include/linux/ |
| A D | libata.h | 538 unsigned long deadline);
1092 extern int ata_std_prereset(struct ata_link *link, unsigned long deadline);
1096 unsigned long deadline);
1211 const unsigned long *timing, unsigned long deadline,
1214 unsigned long deadline);
1238 unsigned long deadline, in sata_link_hardreset() argument
1248 unsigned long deadline) in sata_link_resume() argument
1255 const unsigned long *params, unsigned long deadline);
1967 unsigned long deadline);
1969 unsigned long deadline);
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| /linux/kernel/locking/ |
| A D | rtmutex.c | 301 waiter->deadline = task->dl.deadline; in waiter_update_prio()
308 &(struct rt_mutex_waiter){ .prio = __waiter_prio(p), .deadline = (p)->dl.deadline }
323 return dl_time_before(left->deadline, right->deadline); in rt_mutex_waiter_less()
341 return left->deadline == right->deadline; in rt_mutex_waiter_equal()
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| A D | ww_mutex.h | 251 if (dl_time_before(b->task->dl.deadline, in __ww_ctx_less()
252 a->task->dl.deadline)) in __ww_ctx_less()
255 if (dl_time_before(a->task->dl.deadline, in __ww_ctx_less()
256 b->task->dl.deadline)) in __ww_ctx_less()
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| /linux/drivers/platform/chrome/ |
| A D | cros_ec_spi.c | 197 unsigned long deadline; in cros_ec_spi_receive_packet() local
203 deadline = jiffies + msecs_to_jiffies(EC_MSG_DEADLINE_MS); in cros_ec_spi_receive_packet()
229 if (time_after(start_jiffies, deadline)) { in cros_ec_spi_receive_packet()
305 unsigned long deadline; in cros_ec_spi_receive_response() local
311 deadline = jiffies + msecs_to_jiffies(EC_MSG_DEADLINE_MS); in cros_ec_spi_receive_response()
337 if (time_after(start_jiffies, deadline)) { in cros_ec_spi_receive_response()
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| /linux/block/ |
| A D | blk-timeout.c | 86 WRITE_ONCE(req->deadline, jiffies); in blk_abort_request()
143 WRITE_ONCE(req->deadline, expiry); in blk_add_timer()
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| A D | Kconfig.iosched | 5 tristate "MQ deadline I/O scheduler"
8 MQ version of the deadline IO scheduler.
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