| /Linux-v5.4/kernel/sched/ |
| D | deadline.c | 257 zerolag_time = dl_se->deadline - in task_non_contending()
468 dl_rq->earliest_dl.next = p->dl.deadline; in enqueue_pushable_dl_task()
488 struct task_struct, pushable_dl_tasks)->dl.deadline; in dequeue_pushable_dl_task()
661 WARN_ON(dl_time_before(rq_clock(rq), dl_se->deadline)); in setup_new_dl_entity()
676 dl_se->deadline = rq_clock(rq) + dl_se->dl_deadline; in setup_new_dl_entity()
711 dl_se->deadline = rq_clock(rq) + pi_se->dl_deadline; in replenish_dl_entity()
725 dl_se->deadline += pi_se->dl_period; in replenish_dl_entity()
738 if (dl_time_before(dl_se->deadline, rq_clock(rq))) { in replenish_dl_entity()
740 dl_se->deadline = rq_clock(rq) + pi_se->dl_deadline; in replenish_dl_entity()
798 right = ((dl_se->deadline - t) >> DL_SCALE) * in dl_entity_overflow()
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| /Linux-v5.4/Documentation/scheduler/ |
| D | sched-deadline.rst | 53 "deadline", to schedule tasks. A SCHED_DEADLINE task should receive
55 these "runtime" microseconds are available within "deadline" microseconds
57 every time the task wakes up, the scheduler computes a "scheduling deadline"
60 earliest scheduling deadline is selected for execution). Notice that the
61 task actually receives "runtime" time units within "deadline" if a proper
68 algorithm selects the task with the earliest scheduling deadline as the one
77 "deadline", and "period" parameters;
79 - The state of the task is described by a "scheduling deadline", and
87 scheduling deadline - current time period
89 then, if the scheduling deadline is smaller than the current time, or
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| 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-v5.4/drivers/ata/ |
| 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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| 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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| 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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| 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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| 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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| 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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| 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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| D | sata_sil24.c | 337 unsigned long deadline);
339 unsigned long deadline);
341 unsigned long deadline);
647 unsigned long deadline) in sil24_softreset() argument
665 if (time_after(deadline, jiffies)) in sil24_softreset()
666 timeout_msec = jiffies_to_msecs(deadline - jiffies); in sil24_softreset()
691 unsigned long deadline) in sil24_hardreset() argument
738 rc = sata_link_debounce(link, sata_deb_timing_long, deadline); in sil24_hardreset()
932 unsigned long deadline) in sil24_pmp_hardreset() argument
942 return sata_std_hardreset(link, class, deadline); in sil24_pmp_hardreset()
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| 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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| D | pata_triflex.c | 43 static int triflex_prereset(struct ata_link *link, unsigned long deadline) in triflex_prereset() argument
56 return ata_sff_prereset(link, deadline); in triflex_prereset()
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| D | pata_mpiix.c | 49 static int mpiix_pre_reset(struct ata_link *link, unsigned long deadline) in mpiix_pre_reset() argument
58 return ata_sff_prereset(link, deadline); in mpiix_pre_reset()
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| D | pata_oldpiix.c | 38 static int oldpiix_pre_reset(struct ata_link *link, unsigned long deadline) in oldpiix_pre_reset() argument
50 return ata_sff_prereset(link, deadline); in oldpiix_pre_reset()
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| /Linux-v5.4/Documentation/block/ |
| 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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| 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-v5.4/drivers/bcma/ |
| 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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| D | core.c | 15 unsigned long deadline = jiffies + timeout; in bcma_core_wait_value() local
24 } while (!time_after_eq(jiffies, deadline)); in bcma_core_wait_value()
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| /Linux-v5.4/kernel/locking/ |
| D | rtmutex.c | 232 &(struct rt_mutex_waiter){ .prio = (p)->prio, .deadline = (p)->dl.deadline }
248 return dl_time_before(left->deadline, right->deadline); in rt_mutex_waiter_less()
267 return left->deadline == right->deadline; in rt_mutex_waiter_equal()
683 waiter->deadline = task->dl.deadline; in rt_mutex_adjust_prio_chain()
956 waiter->deadline = task->dl.deadline; in task_blocks_on_rt_mutex()
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| /Linux-v5.4/block/ |
| D | blk-timeout.c | 88 WRITE_ONCE(req->deadline, jiffies); in blk_abort_request()
127 WRITE_ONCE(req->deadline, expiry); in blk_add_timer()
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| D | Kconfig.iosched | 7 tristate "MQ deadline I/O scheduler"
10 MQ version of the deadline IO scheduler.
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| /Linux-v5.4/drivers/platform/chrome/ |
| D | cros_ec_spi.c | 190 unsigned long deadline; in cros_ec_spi_receive_packet() local
196 deadline = jiffies + msecs_to_jiffies(EC_MSG_DEADLINE_MS); in cros_ec_spi_receive_packet()
222 if (time_after(start_jiffies, deadline)) { in cros_ec_spi_receive_packet()
298 unsigned long deadline; in cros_ec_spi_receive_response() local
304 deadline = jiffies + msecs_to_jiffies(EC_MSG_DEADLINE_MS); in cros_ec_spi_receive_response()
330 if (time_after(start_jiffies, deadline)) { in cros_ec_spi_receive_response()
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| /Linux-v5.4/include/linux/ |
| D | libata.h | 528 typedef int (*ata_prereset_fn_t)(struct ata_link *link, unsigned long deadline);
530 unsigned long deadline);
1078 extern int ata_std_prereset(struct ata_link *link, unsigned long deadline);
1079 extern int ata_wait_after_reset(struct ata_link *link, unsigned long deadline,
1082 const unsigned long *params, unsigned long deadline);
1084 unsigned long deadline);
1088 const unsigned long *timing, unsigned long deadline,
1091 unsigned long deadline);
1836 extern int ata_sff_wait_ready(struct ata_link *link, unsigned long deadline);
1861 extern int ata_sff_prereset(struct ata_link *link, unsigned long deadline);
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| /Linux-v5.4/drivers/net/phy/ |
| D | mscc.c | 1017 unsigned long deadline; in vsc8584_cmd() local
1025 deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); in vsc8584_cmd()
1028 } while (time_before(jiffies, deadline) && in vsc8584_cmd()
1850 unsigned long deadline; in vsc85xx_csr_ctrl_phy_read() local
1873 deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); in vsc85xx_csr_ctrl_phy_read()
1877 } while (time_before(jiffies, deadline) && in vsc85xx_csr_ctrl_phy_read()
1898 unsigned long deadline; in vsc85xx_csr_ctrl_phy_write() local
1926 deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); in vsc85xx_csr_ctrl_phy_write()
1930 } while (time_before(jiffies, deadline) && in vsc85xx_csr_ctrl_phy_write()
1945 unsigned long deadline; in __phy_write_mcb_s6g() local
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