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/linux/kernel/sched/
H A Ddeadline.c3 * Deadline Scheduling Class (SCHED_DEADLINE)
5 * Earliest Deadline First (EDF) + Constant Bandwidth Server (CBS).
367 * A flag in the deadline scheduling entity (dl_non_contending)
416 * If this is a non-deadline task that has been boosted, in task_non_contending()
427 zerolag_time = dl_se->deadline - in task_non_contending()
477 * If this is a non-deadline task that has been boosted, in task_contending()
529 /* zero means no -deadline tasks */ in init_dl_rq()
584 * The list of pushable -deadline task is not a plist, like in
585 * sched_rt.c, it is an rb-tree with tasks ordered by deadline.
597 rq->dl.earliest_dl.next = p->dl.deadline; in enqueue_pushable_dl_task()
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/linux/Documentation/scheduler/
H A Dsched-rt-group.rst96 this only serves for admission control of deadline tasks. With
161 as its prone to starvation without deadline scheduling.
178 The next project will be SCHED_EDF (Earliest Deadline First scheduling) to bring
179 full deadline scheduling to the linux kernel. Deadline scheduling the above
180 groups and treating end of the period as a deadline will ensure that they both
185 the limited static priority levels 0-99. With deadline scheduling you need to
186 do deadline inheritance (since priority is inversely proportional to the
187 deadline delta (deadline - now)).
/linux/Documentation/block/
H A Ddeadline-iosched.rst2 Deadline IO scheduler tunables
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
H A Dswitching-sched.rst17 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
/linux/drivers/ata/
H A Dahci_xgene.c114 unsigned long deadline; in xgene_ahci_poll_reg_val() local
118 deadline = ata_deadline(jiffies, timeout); in xgene_ahci_poll_reg_val()
120 while (tmp != val && time_before(jiffies, deadline)) { in xgene_ahci_poll_reg_val()
303 * @deadline: deadline jiffies for the operation
348 unsigned long deadline, bool *online) in xgene_ahci_do_hardreset() argument
367 rc = sata_link_hardreset(link, timing, deadline, online, in xgene_ahci_do_hardreset()
388 unsigned long deadline) in xgene_ahci_hardreset() argument
410 rc = xgene_ahci_do_hardreset(link, deadline, &online); in xgene_ahci_hardreset()
439 * @deadline: deadline jiffies for the operation
449 unsigned long deadline) in xgene_ahci_pmp_softreset() argument
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H A Dlibata-sata.c217 * @deadline: deadline jiffies for the operation
226 * @timeout is further limited by @deadline. The sooner of the
236 unsigned long deadline) in sata_link_debounce() argument
245 if (time_before(t, deadline)) in sata_link_debounce()
246 deadline = t; in sata_link_debounce()
263 if (cur == 1 && time_before(jiffies, deadline)) in sata_link_debounce()
275 /* Check deadline. If debouncing failed, return in sata_link_debounce()
278 if (time_after(jiffies, deadline)) in sata_link_debounce()
288 * @deadline: deadline jiffies for the operation
299 unsigned long deadline) in sata_link_resume() argument
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H A Dahci_da850.c94 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()
H A Dpata_ns87410.c21 * @deadline: deadline jiffies for the operation
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()
H A Dpata_marvell.c57 * @deadline: deadline jiffies for the operation
62 static int marvell_pre_reset(struct ata_link *link, unsigned long deadline) in marvell_pre_reset() argument
71 return ata_sff_prereset(link, deadline); in marvell_pre_reset()
H A Dpata_jmicron.c33 * @deadline: deadline jiffies for the operation
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()
H A Dpata_opti.c49 * @deadline: deadline jiffies for the operation
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()
H A Dpata_triflex.c38 * @deadline: deadline jiffies for the operation
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()
H A Dpata_amd.c126 * @deadline: deadline jiffies for the operation
132 static int amd_pre_reset(struct ata_link *link, unsigned long deadline) in amd_pre_reset() argument
145 return ata_sff_prereset(link, deadline); in amd_pre_reset()
324 * @deadline: deadline jiffies for the operation
330 static int nv_pre_reset(struct ata_link *link, unsigned long deadline) in nv_pre_reset() argument
343 return ata_sff_prereset(link, deadline); in nv_pre_reset()
H A Dpata_acpi.c32 * @deadline: deadline jiffies for the operation
37 static int pacpi_pre_reset(struct ata_link *link, unsigned long deadline) in pacpi_pre_reset() argument
44 return ata_sff_prereset(link, deadline); in pacpi_pre_reset()
H A Dpata_oldpiix.c33 * @deadline: deadline jiffies for the operation
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()
H A Dahci_dm816.c104 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()
H A Dpata_efar.c31 * @deadline: deadline jiffies for the operation
37 static int efar_pre_reset(struct ata_link *link, unsigned long deadline) in efar_pre_reset() argument
49 return ata_sff_prereset(link, deadline); in efar_pre_reset()
/linux/include/uapi/linux/
H A Dsync_file.h80 * struct sync_set_deadline - SYNC_IOC_SET_DEADLINE - set a deadline hint on a fence
81 * @deadline_ns: absolute time of the deadline
84 * Allows userspace to set a deadline on a fence, see &dma_fence_set_deadline
86 * The timebase for the deadline is CLOCK_MONOTONIC (same as vblank). For
/linux/include/trace/events/
H A Dlibata.h527 TP_PROTO(struct ata_link *link, unsigned int *class, unsigned long deadline),
529 TP_ARGS(link, class, deadline),
534 __field( unsigned long, deadline )
540 __entry->deadline = deadline;
543 TP_printk("ata_port=%u deadline=%lu classes=[%s,%s]",
544 __entry->ata_port, __entry->deadline,
550 TP_PROTO(struct ata_link *link, unsigned int *class, unsigned long deadline),
551 TP_ARGS(link, class, deadline));
554 TP_PROTO(struct ata_link *link, unsigned int *class, unsigned long deadline),
555 TP_ARGS(link, class, deadline));
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/linux/drivers/gpu/drm/msm/
H A Dmsm_fence.h62 /** next_deadline: Time of next deadline */
68 * Fence value for next pending deadline. The deadline timer is
/linux/block/
H A DKconfig.iosched5 tristate "MQ deadline I/O scheduler"
8 MQ version of the deadline IO scheduler.
/linux/include/uapi/linux/sched/
H A Dtypes.h51 * - the deadline (relative to the actual activation time) of each
57 * the instance activation time + the deadline.
61 * @sched_deadline representative of the task's deadline in nanoseconds
/linux/drivers/net/phy/mscc/
H A Dmscc_serdes.c312 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()
/linux/fs/afs/
H A Dvalidation.c125 time64_t deadline = ktime_get_real_seconds() + 10; in afs_check_validity() local
134 else if (cb_expires_at <= deadline) in afs_check_validity()
136 else if (volume->cb_expires_at <= deadline) in afs_check_validity()
395 time64_t deadline = ktime_get_real_seconds() + 10; in afs_validate() local
420 if (volume->cb_expires_at <= deadline || in afs_validate()
436 volume->cb_expires_at <= deadline || in afs_validate()
438 atomic64_read(&vnode->cb_expires_at) <= deadline in afs_validate()
/linux/drivers/bcma/
H A Ddriver_chipcommon_b.c17 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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