| /kernel/linux/linux-6.6/kernel/sched/ |
| D | completion.c | 1 // SPDX-License-Identifier: GPL-2.0
4 * Generic wait-for-completion handler;
7 * wait_for_completion default blocks whereas semaphore default non-block. The
20 raw_spin_lock_irqsave(&x->wait.lock, flags); in complete_with_flags()
22 if (x->done != UINT_MAX) in complete_with_flags()
23 x->done++; in complete_with_flags()
24 swake_up_locked(&x->wait, wake_flags); in complete_with_flags()
25 raw_spin_unlock_irqrestore(&x->wait.lock, flags); in complete_with_flags()
34 * complete: - signals a single thread waiting on this completion
35 * @x: holds the state of this particular completion
[all …]
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| D | swait.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * <linux/swait.h> (simple wait queues ) implementation:
9 raw_spin_lock_init(&q->lock); in __init_swait_queue_head()
10 lockdep_set_class_and_name(&q->lock, key, name); in __init_swait_queue_head()
11 INIT_LIST_HEAD(&q->task_list); in __init_swait_queue_head()
25 if (list_empty(&q->task_list)) in swake_up_locked()
28 curr = list_first_entry(&q->task_list, typeof(*curr), task_list); in swake_up_locked()
29 try_to_wake_up(curr->task, TASK_NORMAL, wake_flags); in swake_up_locked()
30 list_del_init(&curr->task_list); in swake_up_locked()
43 while (!list_empty(&q->task_list)) in swake_up_all_locked()
[all …]
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| D | wait.c | 1 // SPDX-License-Identifier: GPL-2.0-only
10 spin_lock_init(&wq_head->lock); in __init_waitqueue_head()
11 lockdep_set_class_and_name(&wq_head->lock, key, name); in __init_waitqueue_head()
12 INIT_LIST_HEAD(&wq_head->head); in __init_waitqueue_head()
21 wq_entry->flags &= ~WQ_FLAG_EXCLUSIVE; in add_wait_queue()
22 spin_lock_irqsave(&wq_head->lock, flags); in add_wait_queue()
24 spin_unlock_irqrestore(&wq_head->lock, flags); in add_wait_queue()
32 wq_entry->flags |= WQ_FLAG_EXCLUSIVE; in add_wait_queue_exclusive()
33 spin_lock_irqsave(&wq_head->lock, flags); in add_wait_queue_exclusive()
35 spin_unlock_irqrestore(&wq_head->lock, flags); in add_wait_queue_exclusive()
[all …]
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| /kernel/linux/linux-5.10/kernel/sched/ |
| D | completion.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Generic wait-for-completion handler;
6 * wait_for_completion default blocks whereas semaphore default non-block. The
17 * complete: - signals a single thread waiting on this completion
18 * @x: holds the state of this particular completion
26 * accessing the task state.
32 raw_spin_lock_irqsave(&x->wait.lock, flags); in complete()
34 if (x->done != UINT_MAX) in complete()
35 x->done++; in complete()
36 swake_up_locked(&x->wait); in complete()
[all …]
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| D | swait.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * <linux/swait.h> (simple wait queues ) implementation:
10 raw_spin_lock_init(&q->lock); in __init_swait_queue_head()
11 lockdep_set_class_and_name(&q->lock, key, name); in __init_swait_queue_head()
12 INIT_LIST_HEAD(&q->task_list); in __init_swait_queue_head()
26 if (list_empty(&q->task_list)) in swake_up_locked()
29 curr = list_first_entry(&q->task_list, typeof(*curr), task_list); in swake_up_locked()
30 wake_up_process(curr->task); in swake_up_locked()
31 list_del_init(&curr->task_list); in swake_up_locked()
44 while (!list_empty(&q->task_list)) in swake_up_all_locked()
[all …]
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| D | wait.c | 1 // SPDX-License-Identifier: GPL-2.0-only
11 spin_lock_init(&wq_head->lock); in __init_waitqueue_head()
12 lockdep_set_class_and_name(&wq_head->lock, key, name); in __init_waitqueue_head()
13 INIT_LIST_HEAD(&wq_head->head); in __init_waitqueue_head()
22 wq_entry->flags &= ~WQ_FLAG_EXCLUSIVE; in add_wait_queue()
23 spin_lock_irqsave(&wq_head->lock, flags); in add_wait_queue()
25 spin_unlock_irqrestore(&wq_head->lock, flags); in add_wait_queue()
33 wq_entry->flags |= WQ_FLAG_EXCLUSIVE; in add_wait_queue_exclusive()
34 spin_lock_irqsave(&wq_head->lock, flags); in add_wait_queue_exclusive()
36 spin_unlock_irqrestore(&wq_head->lock, flags); in add_wait_queue_exclusive()
[all …]
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| /kernel/linux/linux-6.6/drivers/gpu/drm/i915/display/ |
| D | intel_display_rps.c | 1 // SPDX-License-Identifier: MIT
15 struct wait_queue_entry wait; member
24 struct wait_rps_boost *wait = container_of(_wait, typeof(*wait), wait); in do_rps_boost() local
25 struct i915_request *rq = wait->request; in do_rps_boost()
36 drm_crtc_vblank_put(wait->crtc); in do_rps_boost()
38 list_del(&wait->wait.entry); in do_rps_boost()
39 kfree(wait); in do_rps_boost()
46 struct wait_rps_boost *wait; in intel_display_rps_boost_after_vblank() local
51 if (DISPLAY_VER(to_i915(crtc->dev)) < 6) in intel_display_rps_boost_after_vblank()
57 wait = kmalloc(sizeof(*wait), GFP_KERNEL); in intel_display_rps_boost_after_vblank()
[all …]
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| /kernel/linux/linux-6.6/include/linux/ |
| D | wait.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Linux wait queue related types and methods
12 #include <uapi/linux/wait.h>
28 * A single wait-queue entry structure:
84 wq_entry->flags = 0; in init_waitqueue_entry()
85 wq_entry->private = p; in init_waitqueue_entry()
86 wq_entry->func = default_wake_function; in init_waitqueue_entry()
92 wq_entry->flags = 0; in init_waitqueue_func_entry()
93 wq_entry->private = NULL; in init_waitqueue_func_entry()
94 wq_entry->func = func; in init_waitqueue_func_entry()
[all …]
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| D | swait.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
8 #include <linux/wait.h>
12 * Simple waitqueues are semantically very different to regular wait queues
13 * (wait.h). The most important difference is that the simple waitqueue allows
14 * for deterministic behaviour -- IOW it has strictly bounded IRQ and lock hold
24 * - mixing INTERRUPTIBLE and UNINTERRUPTIBLE sleeps on the same waitqueue;
26 * sleeper state.
28 * - the !exclusive mode; because that leads to O(n) wakeups, everything is
31 * - custom wake callback functions; because you cannot give any guarantees
35 * As a side effect of these; the data structures are slimmer albeit more ad-hoc.
[all …]
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| D | wait_bit.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
6 * Linux wait-bit related types and methods:
8 #include <linux/wait.h>
55 * wait_on_bit - wait for a bit to be cleared
58 * @mode: the task state to sleep in
66 * Returned value will be zero if the bit was cleared, or non-zero
82 * wait_on_bit_io - wait for a bit to be cleared
85 * @mode: the task state to sleep in
87 * Use the standard hashed waitqueue table to wait for a bit
91 * Returned value will be zero if the bit was cleared, or non-zero
[all …]
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| /kernel/linux/linux-6.6/include/soc/qcom/ |
| D | tcs.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.
12 * rpmh_state: state for the request
14 * RPMH_SLEEP_STATE: State of the resource when the processor subsystem
17 * RPMH_WAKE_ONLY_STATE: Resume resource state to the value previously
19 * RPMH_ACTIVE_ONLY_STATE: Active or AMC mode requests. Resource state
32 * @data: the resource state request
33 * @wait: ensure that this command is complete before returning.
34 * Setting "wait" here only makes sense during rpmh_write_batch() for
35 * active-only transfers, this is because:
[all …]
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| /kernel/linux/linux-6.6/drivers/mtd/chips/ |
| D | cfi_cmdset_0020.c | 1 // SPDX-License-Identifier: GPL-2.0
9 * - completely revamped method functions so they are aware and
11 * - scalability vs code size is completely set at compile-time
13 * - optimized write buffer method
14 * 06/21/2002 Joern Engel <joern@wh.fh-wedel.de> and others
15 * - modified Intel Command Set 0x0001 to support ST Advanced Architecture
17 * - added a writev function
18 * 07/13/2005 Joern Engel <joern@wh.fh-wedel.de>
19 * - Plugged memory leak in cfi_staa_writev().
69 printk(" Feature/Command Support: %4.4X\n", extp->FeatureSupport); in cfi_tell_features()
[all …]
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| /kernel/linux/linux-5.10/drivers/mtd/chips/ |
| D | cfi_cmdset_0020.c | 8 * - completely revamped method functions so they are aware and
10 * - scalability vs code size is completely set at compile-time
12 * - optimized write buffer method
13 * 06/21/2002 Joern Engel <joern@wh.fh-wedel.de> and others
14 * - modified Intel Command Set 0x0001 to support ST Advanced Architecture
16 * - added a writev function
17 * 07/13/2005 Joern Engel <joern@wh.fh-wedel.de>
18 * - Plugged memory leak in cfi_staa_writev().
68 printk(" Feature/Command Support: %4.4X\n", extp->FeatureSupport); in cfi_tell_features()
69 printk(" - Chip Erase: %s\n", extp->FeatureSupport&1?"supported":"unsupported"); in cfi_tell_features()
[all …]
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| /kernel/linux/linux-5.10/include/linux/ |
| D | swait.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
8 #include <linux/wait.h>
12 * Simple waitqueues are semantically very different to regular wait queues
13 * (wait.h). The most important difference is that the simple waitqueue allows
14 * for deterministic behaviour -- IOW it has strictly bounded IRQ and lock hold
24 * - mixing INTERRUPTIBLE and UNINTERRUPTIBLE sleeps on the same waitqueue;
26 * sleeper state.
28 * - the !exclusive mode; because that leads to O(n) wakeups, everything is
31 * - custom wake callback functions; because you cannot give any guarantees
35 * As a side effect of these; the data structures are slimmer albeit more ad-hoc.
[all …]
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| D | wait_bit.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
6 * Linux wait-bit related types and methods:
8 #include <linux/wait.h>
55 * wait_on_bit - wait for a bit to be cleared
58 * @mode: the task state to sleep in
66 * Returned value will be zero if the bit was cleared, or non-zero
82 * wait_on_bit_io - wait for a bit to be cleared
85 * @mode: the task state to sleep in
87 * Use the standard hashed waitqueue table to wait for a bit
91 * Returned value will be zero if the bit was cleared, or non-zero
[all …]
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| D | wait.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Linux wait queue related types and methods
12 #include <uapi/linux/wait.h>
27 * A single wait-queue entry structure:
83 wq_entry->flags = 0; in init_waitqueue_entry()
84 wq_entry->private = p; in init_waitqueue_entry()
85 wq_entry->func = default_wake_function; in init_waitqueue_entry()
91 wq_entry->flags = 0; in init_waitqueue_func_entry()
92 wq_entry->private = NULL; in init_waitqueue_func_entry()
93 wq_entry->func = func; in init_waitqueue_func_entry()
[all …]
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| /kernel/linux/linux-5.10/include/soc/qcom/ |
| D | tcs.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.
12 * rpmh_state: state for the request
14 * RPMH_SLEEP_STATE: State of the resource when the processor subsystem
17 * RPMH_WAKE_ONLY_STATE: Resume resource state to the value previously
19 * RPMH_ACTIVE_ONLY_STATE: Active or AMC mode requests. Resource state
32 * @data: the resource state request
33 * @wait: wait for this request to be complete before sending the next
38 u32 wait; member
44 * @state: state for the request.
[all …]
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| /kernel/linux/linux-6.6/drivers/scsi/isci/ |
| D | phy.h | 7 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
20 * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
26 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
63 /* This is the timeout value for the SATA phy to wait for a SIGNATURE FIS
64 * before restarting the starting state machine. Technically, the old parallel
74 * notification from the hardware that we restart the hardware OOB state
80 * isci_phy - hba local phy infrastructure
83 * @phy_index: physical index relative to the controller (0-3)
162 * struct sci_phy_properties - This structure defines the properties common to
189 * struct sci_sas_phy_properties - This structure defines the properties,
[all …]
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| /kernel/linux/linux-5.10/drivers/scsi/isci/ |
| D | phy.h | 7 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
20 * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
26 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
63 /* This is the timeout value for the SATA phy to wait for a SIGNATURE FIS
64 * before restarting the starting state machine. Technically, the old parallel
74 * notification from the hardware that we restart the hardware OOB state
80 * isci_phy - hba local phy infrastructure
83 * @phy_index: physical index relative to the controller (0-3)
162 * struct sci_phy_properties - This structure defines the properties common to
189 * struct sci_sas_phy_properties - This structure defines the properties,
[all …]
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| /kernel/linux/linux-5.10/drivers/net/ethernet/sfc/falcon/ |
| D | selftest.c | 1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright 2005-2006 Fen Systems Ltd.
5 * Copyright 2006-2012 Solarflare Communications Inc.
26 * - All IRQs may be disabled on a CPU for a *long* time by e.g. a
28 * - The PREEMPT_RT patches mostly deal with this, but also allow a
38 * The self-test should stress every RSS vector, and unfortunately
60 [EF4_INT_MODE_MSIX] = "MSI-X",
65 STRING_TABLE_LOOKUP(efx->interrupt_mode, ef4_interrupt_mode)
68 * struct ef4_loopback_state - persistent state during a loopback selftest
87 /* How long to wait for all the packets to arrive (in ms) */
[all …]
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| /kernel/linux/linux-5.10/drivers/net/ethernet/sfc/ |
| D | selftest.c | 1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright 2005-2006 Fen Systems Ltd.
5 * Copyright 2006-2012 Solarflare Communications Inc.
29 * - All IRQs may be disabled on a CPU for a *long* time by e.g. a
31 * - The PREEMPT_RT patches mostly deal with this, but also allow a
41 * The self-test should stress every RSS vector, and unfortunately
63 [EFX_INT_MODE_MSIX] = "MSI-X",
68 STRING_TABLE_LOOKUP(efx->interrupt_mode, efx_interrupt_mode)
71 * struct efx_loopback_state - persistent state during a loopback selftest
90 /* How long to wait for all the packets to arrive (in ms) */
[all …]
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| /kernel/linux/linux-6.6/drivers/net/ethernet/sfc/falcon/ |
| D | selftest.c | 1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright 2005-2006 Fen Systems Ltd.
5 * Copyright 2006-2012 Solarflare Communications Inc.
26 * - All IRQs may be disabled on a CPU for a *long* time by e.g. a
28 * - The PREEMPT_RT patches mostly deal with this, but also allow a
38 * The self-test should stress every RSS vector, and unfortunately
42 char pad[2]; /* Ensures ip is 4-byte aligned */
65 [EF4_INT_MODE_MSIX] = "MSI-X",
70 STRING_TABLE_LOOKUP(efx->interrupt_mode, ef4_interrupt_mode)
73 * struct ef4_loopback_state - persistent state during a loopback selftest
[all …]
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| /kernel/linux/linux-6.6/drivers/net/ethernet/sfc/siena/ |
| D | selftest.c | 1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright 2005-2006 Fen Systems Ltd.
5 * Copyright 2006-2012 Solarflare Communications Inc.
29 * - All IRQs may be disabled on a CPU for a *long* time by e.g. a
31 * - The PREEMPT_RT patches mostly deal with this, but also allow a
41 * The self-test should stress every RSS vector, and unfortunately
45 char pad[2]; /* Ensures ip is 4-byte aligned */
68 [EFX_INT_MODE_MSIX] = "MSI-X",
73 STRING_TABLE_LOOKUP(efx->interrupt_mode, efx_siena_interrupt_mode)
76 * struct efx_loopback_state - persistent state during a loopback selftest
[all …]
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| /kernel/linux/linux-6.6/drivers/infiniband/hw/hfi1/ |
| D | vnic_sdma.c | 1 // SPDX-License-Identifier: GPL-2.0 or BSD-3-Clause
3 * Copyright(c) 2017 - 2018 Intel Corporation.
20 * struct vnic_txreq - VNIC transmit descriptor
42 struct hfi1_vnic_sdma *vnic_sdma = tx->sdma; in vnic_sdma_complete()
44 sdma_txclean(vnic_sdma->dd, txreq); in vnic_sdma_complete()
45 dev_kfree_skb_any(tx->skb); in vnic_sdma_complete()
46 kmem_cache_free(vnic_sdma->dd->vnic.txreq_cache, tx); in vnic_sdma_complete()
55 sde->dd, in build_vnic_ulp_payload()
56 &tx->txreq, in build_vnic_ulp_payload()
57 tx->skb->data, in build_vnic_ulp_payload()
[all …]
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| /kernel/linux/linux-6.6/drivers/soc/qcom/ |
| D | trace-rpmh.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
13 #include "rpmh-internal.h"
22 __string(name, d->name)
29 __assign_str(name, d->name);
30 __entry->m = m;
31 __entry->addr = r->cmds[0].addr;
32 __entry->data = r->cmds[0].data;
35 TP_printk("%s: ack: tcs-m: %d addr: %#x data: %#x",
36 __get_str(name), __entry->m, __entry->addr, __entry->data)
[all …]
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