| /kernel/liteos_a/testsuites/unittest/process/basic/process/smoke/ |
| D | process_test_043.cpp | 35 int priority; in Testcase() local
40 priority = getpriority(PRIO_PGRP, 0); in Testcase()
44 priority = getpriority(PRIO_PGRP, 0); in Testcase()
46 ICUNIT_ASSERT_EQUAL(priority, -1, priority); in Testcase()
49 priority = getpriority(PRIO_USER, 0); in Testcase()
51 ICUNIT_ASSERT_EQUAL(priority, -1, priority); in Testcase()
55 priority = getpriority(PRIO_USER + count, 0); in Testcase()
57 ICUNIT_ASSERT_EQUAL(priority, -1, priority); in Testcase()
60 priority = setpriority(PRIO_USER + count, getpid(), currProcessPri); in Testcase()
62 ICUNIT_ASSERT_EQUAL(priority, -1, priority); in Testcase()
[all …]
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| /kernel/linux/linux-6.6/include/uapi/linux/ |
| D | dcbnl.h | 42 * @prio_tc: priority assignment table mapping 8021Qp to traffic class
52 * 0 strict priority
137 * by RPs at this priority level on this Port
169 /* priority to buffer mapping */
181 * struct cee_pg - CEE Priority-Group managed object
187 * @pg_bw: bandwidth percentage for each priority group
188 * @prio_pg: priority to PG mapping indexed by priority
229 * @priority: 3-bit unsigned integer indicating priority for IEEE
230 * 8-bit 802.1p user priority bitmap for CEE
249 __u8 priority; member
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| /kernel/linux/linux-5.10/include/uapi/linux/ |
| D | dcbnl.h | 42 * @prio_tc: priority assignment table mapping 8021Qp to traffic class
52 * 0 strict priority
137 * by RPs at this priority level on this Port
169 /* priority to buffer mapping */
181 * struct cee_pg - CEE Priority-Group managed object
187 * @pg_bw: bandwidth percentage for each priority group
188 * @prio_pg: priority to PG mapping indexed by priority
226 * @priority: 3-bit unsigned integer indicating priority for IEEE
227 * 8-bit 802.1p user priority bitmap for CEE
246 __u8 priority; member
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| /kernel/linux/linux-5.10/arch/loongarch/kvm/ |
| D | interrupt.c | 31 static int _kvm_irq_deliver(struct kvm_vcpu *vcpu, unsigned int priority) in _kvm_irq_deliver() argument
35 clear_bit(priority, &vcpu->arch.irq_pending); in _kvm_irq_deliver()
36 if (priority < LOONGARCH_EXC_MAX) in _kvm_irq_deliver()
37 irq = int_to_coreint[priority]; in _kvm_irq_deliver()
39 switch (priority) { in _kvm_irq_deliver()
65 static int _kvm_irq_clear(struct kvm_vcpu *vcpu, unsigned int priority) in _kvm_irq_clear() argument
69 clear_bit(priority, &vcpu->arch.irq_clear); in _kvm_irq_clear()
70 if (priority < LOONGARCH_EXC_MAX) in _kvm_irq_clear()
71 irq = int_to_coreint[priority]; in _kvm_irq_clear()
73 switch (priority) { in _kvm_irq_clear()
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| /kernel/liteos_a/kernel/base/sched/ |
| D | los_priority.c | 126 STATIC INLINE UINT32 TimeSliceCalculate(HPFRunqueue *rq, UINT16 basePrio, UINT16 priority) in TimeSliceCalculate() argument
132 readyTasks = queueList->readyTasks[priority]; in TimeSliceCalculate()
140 …NLINE VOID PriQueHeadInsert(HPFRunqueue *rq, UINT32 basePrio, LOS_DL_LIST *priQue, UINT32 priority) in PriQueHeadInsert() argument
148 * and at the same time would be deleted from priority queue or in PriQueHeadInsert()
157 if (LOS_ListEmpty(&priQueList[priority])) { in PriQueHeadInsert()
158 *bitmap |= PRIQUEUE_PRIOR0_BIT >> priority; in PriQueHeadInsert()
161 LOS_ListHeadInsert(&priQueList[priority], priQue); in PriQueHeadInsert()
162 queueList->readyTasks[priority]++; in PriQueHeadInsert()
165 …NLINE VOID PriQueTailInsert(HPFRunqueue *rq, UINT32 basePrio, LOS_DL_LIST *priQue, UINT32 priority) in PriQueTailInsert() argument
173 * and at the same time would be deleted from priority queue or in PriQueTailInsert()
[all …]
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| /kernel/linux/linux-6.6/drivers/gpu/drm/i915/ |
| D | i915_scheduler_types.h | 21 * @priority: execution and service priority
26 * @priority will be executed before those with a lower @priority
29 * The &drm_i915_private.kernel_context is assigned the lowest priority.
31 int priority; member
51 * dynamic priority changes.
57 * is put to the back of its priority queue, then reshuffling its dependents).
97 * A schedule engine represents a submission queue with different priority
112 * @lock: protects requests in priority lists, requests, hold and
133 * @default_priolist: priority list for I915_PRIORITY_NORMAL
138 * @queue_priority_hint: Highest pending priority.
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| /kernel/liteos_a/testsuites/kernel/sample/kernel_base/ipc/mux/full/ |
| D | It_los_mutex_026.c | 55 UINT16 priority = LOS_TaskPriGet(OsCurrTaskGet()->taskID); in TaskDFunc() local
56 ICUNIT_ASSERT_EQUAL_VOID(priority, 2, priority); // 2, here assert the result. in TaskDFunc()
77 UINT16 priority = LOS_TaskPriGet(OsCurrTaskGet()->taskID); in TaskCFunc() local
78 ICUNIT_ASSERT_EQUAL_VOID(priority, 3, priority); // 3, here assert the result. in TaskCFunc()
101 UINT16 priority = LOS_TaskPriGet(OsCurrTaskGet()->taskID); in TaskBFunc() local
102 ICUNIT_ASSERT_EQUAL_VOID(priority, 5, priority); // 5, here assert the result. in TaskBFunc()
121 task1.usTaskPrio = 5; // 5, set reasonable priority. in TaskAFunc()
139 task2.usTaskPrio = 3; // 3, set reasonable priority. in TaskAFunc()
156 task3.usTaskPrio = 2; // 2, set reasonable priority. in TaskAFunc()
173 UINT16 priority = LOS_TaskPriGet(OsCurrTaskGet()->taskID); in TaskAFunc() local
[all …]
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| /kernel/linux/linux-5.10/arch/mips/kvm/ |
| D | interrupt.c | 24 void kvm_mips_queue_irq(struct kvm_vcpu *vcpu, unsigned int priority) in kvm_mips_queue_irq() argument
26 set_bit(priority, &vcpu->arch.pending_exceptions); in kvm_mips_queue_irq()
29 void kvm_mips_dequeue_irq(struct kvm_vcpu *vcpu, unsigned int priority) in kvm_mips_dequeue_irq() argument
31 clear_bit(priority, &vcpu->arch.pending_exceptions); in kvm_mips_dequeue_irq()
77 /* Deliver the interrupt of the corresponding priority, if possible. */
78 int kvm_mips_irq_deliver_cb(struct kvm_vcpu *vcpu, unsigned int priority, in kvm_mips_irq_deliver_cb() argument
87 if (priority == MIPS_EXC_MAX) in kvm_mips_irq_deliver_cb()
90 ie = 1 << (kvm_priority_to_irq[priority] + 8); in kvm_mips_irq_deliver_cb()
125 clear_bit(priority, &vcpu->arch.pending_exceptions); in kvm_mips_irq_deliver_cb()
131 int kvm_mips_irq_clear_cb(struct kvm_vcpu *vcpu, unsigned int priority, in kvm_mips_irq_clear_cb() argument
[all …]
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| /kernel/linux/linux-5.10/Documentation/locking/ |
| D | rt-mutex-design.rst | 16 The goal of this document is to help others understand the priority
21 Unbounded Priority Inversion
24 Priority inversion is when a lower priority process executes while a higher
25 priority process wants to run. This happens for several reasons, and
26 most of the time it can't be helped. Anytime a high priority process wants
27 to use a resource that a lower priority process has (a mutex for example),
28 the high priority process must wait until the lower priority process is done
29 with the resource. This is a priority inversion. What we want to prevent
30 is something called unbounded priority inversion. That is when the high
31 priority process is prevented from running by a lower priority process for
[all …]
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| D | rt-mutex.rst | 5 RT-mutexes with priority inheritance are used to support PI-futexes,
6 which enable pthread_mutex_t priority inheritance attributes
16 RT-mutexes extend the semantics of simple mutexes by the priority
19 A low priority owner of a rt-mutex inherits the priority of a higher
20 priority waiter until the rt-mutex is released. If the temporarily
21 boosted owner blocks on a rt-mutex itself it propagates the priority
23 priority boosting is immediately removed once the rt_mutex has been
27 mutexes which protect shared resources. Priority inheritance is not a
30 an high priority thread, without losing determinism.
33 priority order. For same priorities FIFO order is chosen. For each
[all …]
|
| /kernel/linux/linux-6.6/Documentation/locking/ |
| D | rt-mutex-design.rst | 16 The goal of this document is to help others understand the priority
21 Unbounded Priority Inversion
24 Priority inversion is when a lower priority process executes while a higher
25 priority process wants to run. This happens for several reasons, and
26 most of the time it can't be helped. Anytime a high priority process wants
27 to use a resource that a lower priority process has (a mutex for example),
28 the high priority process must wait until the lower priority process is done
29 with the resource. This is a priority inversion. What we want to prevent
30 is something called unbounded priority inversion. That is when the high
31 priority process is prevented from running by a lower priority process for
[all …]
|
| D | rt-mutex.rst | 5 RT-mutexes with priority inheritance are used to support PI-futexes,
6 which enable pthread_mutex_t priority inheritance attributes
16 RT-mutexes extend the semantics of simple mutexes by the priority
19 A low priority owner of a rt-mutex inherits the priority of a higher
20 priority waiter until the rt-mutex is released. If the temporarily
21 boosted owner blocks on a rt-mutex itself it propagates the priority
23 priority boosting is immediately removed once the rt_mutex has been
27 mutexes which protect shared resources. Priority inheritance is not a
30 an high priority thread, without losing determinism.
33 priority order. For same priorities FIFO order is chosen. For each
[all …]
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| /kernel/liteos_m/testsuites/sample/kernel/mux/ |
| D | It_los_mutex_026.c | 53 // 3, Here, assert that priority is equal to 3. in TaskFuncC()
54 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 3, g_losTask.runTask->priority); in TaskFuncC()
78 // 5, Here, assert that priority is equal to 5. in TaskFuncB()
79 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 5, g_losTask.runTask->priority); in TaskFuncB()
98 // 5, Set the priority according to the task purpose,a smaller number means a higher priority. in TaskFuncA()
116 // 3, Set the priority according to the task purpose,a smaller number means a higher priority. in TaskFuncA()
141 // 10, Here, assert that priority is equal to 10. in TaskFuncA()
142 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 10, g_losTask.runTask->priority); in TaskFuncA()
152 // 25, Here, assert that priority is equal to 25. in Testcase()
153 ICUNIT_ASSERT_EQUAL(g_losTask.runTask->priority, 25, g_losTask.runTask->priority); in Testcase()
[all …]
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| D | It_los_mutex_034.c | 53 // 5, Here, assert that priority is equal to 5. in TaskFuncC()
54 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 5, g_losTask.runTask->priority); in TaskFuncC()
74 // 8, Here, assert that priority is equal to 8. in TaskFuncB()
75 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 8, g_losTask.runTask->priority); in TaskFuncB()
92 // 8, Set the priority according to the task purpose,a smaller number means a higher priority. in TaskFuncA()
102 // 5, Set the priority according to the task purpose,a smaller number means a higher priority. in TaskFuncA()
116 // 10, Here, assert that priority is equal to 10. in TaskFuncA()
117 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 10, g_losTask.runTask->priority); in TaskFuncA()
132 // 10, Set the priority according to the task purpose,a smaller number means a higher priority. in Testcase()
147 // 25, Here, assert that priority is equal to 25. in Testcase()
[all …]
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| D | It_los_mutex_033.c | 51 // 5, Here, assert that priority is equal to 5. in TaskFuncC()
52 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 5, g_losTask.runTask->priority); in TaskFuncC()
72 // 8, Here, assert that priority is equal to 8. in TaskFuncB()
73 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 8, g_losTask.runTask->priority); in TaskFuncB()
94 // 8, Set the priority according to the task purpose,a smaller number means a higher priority. in TaskFuncA()
104 // 5, Set the priority according to the task purpose,a smaller number means a higher priority. in TaskFuncA()
118 // 10, Here, assert that priority is equal to 10. in TaskFuncA()
119 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 10, g_losTask.runTask->priority); in TaskFuncA()
134 // 10, Set the priority according to the task purpose,a smaller number means a higher priority. in Testcase()
150 // 25, Here, assert that priority is equal to 25. in Testcase()
[all …]
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| D | It_los_mutex_027.c | 52 // 3, Here, assert that priority is equal to 3. in TaskFuncC()
53 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 3, g_losTask.runTask->priority); in TaskFuncC()
73 // 5, Here, assert that priority is equal to 5. in TaskFuncB()
74 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 5, g_losTask.runTask->priority); in TaskFuncB()
91 // 5, Set the priority according to the task purpose,a smaller number means a higher priority. in TaskFuncA()
101 // 3, Set the priority according to the task purpose,a smaller number means a higher priority. in TaskFuncA()
118 // 10, Here, assert that priority is equal to 10. in TaskFuncA()
119 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 10, g_losTask.runTask->priority); in TaskFuncA()
135 // 10, Set the priority according to the task purpose,a smaller number means a higher priority. in Testcase()
144 // 25, Here, assert that priority is equal to 25. in Testcase()
[all …]
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| D | It_los_mutex_031.c | 51 // 3, Here, assert that priority is equal to 3. in TaskFuncC()
52 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 3, g_losTask.runTask->priority); in TaskFuncC()
70 // 5, Here, assert that priority is equal to 5. in TaskFuncB()
71 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 5, g_losTask.runTask->priority); in TaskFuncB()
92 // 5, Set the priority according to the task purpose,a smaller number means a higher priority. in TaskFuncA()
102 // 3, Set the priority according to the task purpose,a smaller number means a higher priority. in TaskFuncA()
121 // 10, Here, assert that priority is equal to 10. in TaskFuncA()
122 ICUNIT_ASSERT_EQUAL_VOID(g_losTask.runTask->priority, 10, g_losTask.runTask->priority); in TaskFuncA()
141 // 10, Set the priority according to the task purpose,a smaller number means a higher priority. in Testcase()
157 // 25, Here, assert that priority is equal to 25. in Testcase()
[all …]
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| /kernel/uniproton/src/core/kernel/task/ |
| D | prt_amp_task_internal.h | 29 TskPrior priority; in OsGetReadyList() local
34 priority = tsk->priority; in OsGetReadyList()
36 readyList = &runQue->readyList[priority]; in OsGetReadyList()
44 *tskReadyListBitMap |= OS_SET_RDY_TSK_BIT_MAP(priority); in OsGetReadyList()
47 tskChildBitMap[priority >> OS_TSK_PRIO_BIT_MAP_POW] |= OS_SET_CHILD_BIT_MAP(priority); in OsGetReadyList()
73 TskPrior priority; in OsDequeueTaskAmp() local
78 priority = tsk->priority; in OsDequeueTaskAmp()
79 readyList = &runQue->readyList[priority]; in OsDequeueTaskAmp()
90 tskChildBitMap[priority >> OS_TSK_PRIO_BIT_MAP_POW] &= OS_CLR_CHILD_BIT_MAP(priority); in OsDequeueTaskAmp()
93 if (tskChildBitMap[priority >> OS_TSK_PRIO_BIT_MAP_POW] == 0) { in OsDequeueTaskAmp()
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| /kernel/linux/linux-5.10/samples/bpf/ |
| D | test_cgrp2_sock.sh | 96 check_sock "dev , mark 0, priority 0" "No programs attached"
97 check_sock6 "dev , mark 0, priority 0" "No programs attached"
105 check_sock "dev cgrp2_sock, mark 0, priority 0" "Device set"
106 check_sock6 "dev cgrp2_sock, mark 0, priority 0" "Device set"
114 check_sock "dev , mark 666, priority 0" "Mark set"
115 check_sock6 "dev , mark 666, priority 0" "Mark set"
117 # verify priority is set
121 cleanup_and_exit 1 "Failed to install program to set priority"
123 check_sock "dev , mark 0, priority 123" "Priority set"
124 check_sock6 "dev , mark 0, priority 123" "Priority set"
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| /kernel/linux/linux-6.6/samples/bpf/ |
| D | test_cgrp2_sock.sh | 98 check_sock "dev , mark 0, priority 0" "No programs attached"
99 check_sock6 "dev , mark 0, priority 0" "No programs attached"
107 check_sock "dev cgrp2_sock, mark 0, priority 0" "Device set"
108 check_sock6 "dev cgrp2_sock, mark 0, priority 0" "Device set"
116 check_sock "dev , mark 666, priority 0" "Mark set"
117 check_sock6 "dev , mark 666, priority 0" "Mark set"
119 # verify priority is set
123 cleanup_and_exit 1 "Failed to install program to set priority"
125 check_sock "dev , mark 0, priority 123" "Priority set"
126 check_sock6 "dev , mark 0, priority 123" "Priority set"
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| /kernel/liteos_m/testsuites/unittest/xts/cmsis/ |
| D | cmsis_task_func_test.c | 126 osAttr.priority = osPriorityAboveNormal1; in CmsisThreadCreat004Func001()
279 osAttr.priority = g_threadPriority; in CmsisThreadYieldFunc001()
308 osAttr.priority = osPriorityNormal7; in CmsisThreadYieldFunc003()
347 osAttr.priority = osPriorityAboveNormal; in CmsisThreadResumeFunc001()
390 osAttr.priority = osPriorityAboveNormal; in CmsisThreadGetCountFunc001()
429 osAttr.priority = osPriorityNormal;
461 osAttr.priority = osPriorityLow1;
468 osAttr.priority = osPriorityAboveNormal;
496 osAttr.priority = osPriorityAboveNormal;
508 osAttr1.priority = osPriorityAboveNormal;
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| /kernel/linux/linux-6.6/arch/mips/kvm/ |
| D | interrupt.c | 28 unsigned int priority; in kvm_mips_deliver_interrupts() local
33 priority = __ffs(*pending_clr); in kvm_mips_deliver_interrupts()
34 while (priority <= MIPS_EXC_MAX) { in kvm_mips_deliver_interrupts()
35 kvm_mips_callbacks->irq_clear(vcpu, priority, cause); in kvm_mips_deliver_interrupts()
37 priority = find_next_bit(pending_clr, in kvm_mips_deliver_interrupts()
39 priority + 1); in kvm_mips_deliver_interrupts()
42 priority = __ffs(*pending); in kvm_mips_deliver_interrupts()
43 while (priority <= MIPS_EXC_MAX) { in kvm_mips_deliver_interrupts()
44 kvm_mips_callbacks->irq_deliver(vcpu, priority, cause); in kvm_mips_deliver_interrupts()
46 priority = find_next_bit(pending, in kvm_mips_deliver_interrupts()
[all …]
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| /kernel/linux/linux-6.6/Documentation/userspace-api/media/v4l/ |
| D | vidioc-g-priority.rst | 13 VIDIOC_G_PRIORITY - VIDIOC_S_PRIORITY - Query or request the access priority associated with a file…
38 To query the current access priority applications call the
40 variable where the driver stores the current priority.
42 To request an access priority applications store the desired priority in
60 - Lowest priority, usually applications running in background, for
63 read from a device at this priority.
69 - Medium priority, usually applications started and interactively
72 controls. This is the default priority unless an application
76 - Highest priority. Only one file descriptor can have this priority,
88 The requested priority value is invalid.
[all …]
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| /kernel/linux/linux-5.10/Documentation/userspace-api/media/v4l/ |
| D | vidioc-g-priority.rst | 13 VIDIOC_G_PRIORITY - VIDIOC_S_PRIORITY - Query or request the access priority associated with a file…
38 To query the current access priority applications call the
40 variable where the driver stores the current priority.
42 To request an access priority applications store the desired priority in
60 - Lowest priority, usually applications running in background, for
63 read from a device at this priority.
69 - Medium priority, usually applications started and interactively
72 controls. This is the default priority unless an application
76 - Highest priority. Only one file descriptor can have this priority,
88 The requested priority value is invalid.
[all …]
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| /kernel/linux/linux-6.6/net/mac80211/ |
| D | wme.c | 36 switch (skb->priority) { in wme_downgrade_ac()
39 skb->priority = 5; /* VO -> VI */ in wme_downgrade_ac()
43 skb->priority = 3; /* VI -> BE */ in wme_downgrade_ac()
47 skb->priority = 2; /* BE -> BK */ in wme_downgrade_ac()
90 while (sdata->wmm_acm & BIT(skb->priority)) { in ieee80211_downgrade_queue()
91 int ac = ieee802_1d_to_ac[skb->priority]; in ieee80211_downgrade_queue()
94 skb->priority == ifmgd->tx_tspec[ac].up) in ieee80211_downgrade_queue()
109 if (sta && sta->reserved_tid == skb->priority) in ieee80211_downgrade_queue()
110 skb->priority = ieee80211_fix_reserved_tid(skb->priority); in ieee80211_downgrade_queue()
113 return ieee802_1d_to_ac[skb->priority]; in ieee80211_downgrade_queue()
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