| /linux-6.15/tools/testing/selftests/powerpc/dscr/ |
| H A D | dscr_explicit_test.c | 55 sem_t semaphores[2]; in dscr_explicit_lockstep_test() local
56 sem_t *prev = &semaphores[1]; /* reversed prev/next than for the other thread */ in dscr_explicit_lockstep_test()
57 sem_t *next = &semaphores[0]; in dscr_explicit_lockstep_test()
68 FAIL_IF(pthread_create(&thread, NULL, dscr_explicit_lockstep_thread, (void *)semaphores)); in dscr_explicit_lockstep_test()
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| /linux-6.15/Documentation/locking/ |
| H A D | percpu-rw-semaphore.rst | 2 Percpu rw semaphores
5 Percpu rw semaphores is a new read-write semaphore design that is
8 The problem with traditional read-write semaphores is that when multiple
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| H A D | locktypes.rst | 89 The aforementioned lock types except semaphores have strict owner
122 semaphores and PREEMPT_RT
126 semaphores have no concept of owners, thus preventing PREEMPT_RT from
127 providing priority inheritance for semaphores. After all, an unknown
128 owner cannot be boosted. As a consequence, blocking on semaphores can
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| H A D | mutex-design.rst | 16 behave similarly to binary semaphores, and were introduced in 2006[1]
73 number of workloads. Note that this technique is also used for rw-semaphores.
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| /linux-6.15/drivers/gpu/drm/radeon/ |
| H A D | radeon_sync.c | 46 sync->semaphores[i] = NULL; in radeon_sync_create()
153 sync->semaphores[count++] = semaphore; in radeon_sync_rings()
203 radeon_semaphore_free(rdev, &sync->semaphores[i], fence); in radeon_sync_free()
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| /linux-6.15/Documentation/translations/zh_CN/locking/ |
| H A D | mutex-design.rst | 27 排斥”。互斥锁是一种睡眠锁，它的行为类似于二进制信号量（semaphores），在
72 改善一些工作负载的性能。注意，这种技术也被用于读写信号量（rw-semaphores）。
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| /linux-6.15/Documentation/translations/zh_CN/ |
| H A D | glossary.rst | 34 * semaphores: 信号量。
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| /linux-6.15/Documentation/translations/zh_CN/infiniband/ |
| H A D | core_locking.rst | 109 不能持有任何可能导致死锁的semaphores。
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| /linux-6.15/drivers/gpu/drm/i915/ |
| H A D | i915_scheduler_types.h | 69 intel_engine_mask_t semaphores; member
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| H A D | i915_request.c | 657 if (request->sched.semaphores && in __i915_request_submit()
659 engine->saturated |= request->sched.semaphores; in __i915_request_submit()
736 if (request->sched.semaphores && __i915_request_has_started(request)) in __i915_request_unsubmit()
737 request->sched.semaphores = 0; in __i915_request_unsubmit()
1139 return rq->sched.semaphores | READ_ONCE(rq->engine->saturated); in already_busywaiting()
1239 to->sched.semaphores |= mask; in emit_semaphore_wait()
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| H A D | i915_scheduler.c | 308 node->semaphores = 0; in i915_sched_node_reinit()
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| H A D | Kconfig.profile | 132 interact with each other via userspace semaphores. Each context
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| /linux-6.15/Documentation/devicetree/bindings/mailbox/ |
| H A D | nvidia,tegra186-hsp.yaml | 22 semaphores, arbitrated semaphores and doorbells.
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| /linux-6.15/Documentation/devicetree/bindings/hwlock/ |
| H A D | allwinner,sun6i-a31-hwspinlock.yaml | 13 The hardware unit provides semaphores between the ARM cores and the embedded
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| /linux-6.15/drivers/media/pci/cx18/ |
| H A D | cx18-scb.h | 231 u32 semaphores[8]; /* Semaphores */ member
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| /linux-6.15/Documentation/userspace-api/ |
| H A D | futex2.rst | 10 performant synchronization mechanisms, such as mutexes, semaphores and
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| H A D | ntsync.rst | 21 semaphores, mutexes, and events.
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| /linux-6.15/Documentation/scsi/ |
| H A D | ChangeLog.ips | 26 4.80.14 - Take all semaphores off stack
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| /linux-6.15/Documentation/infiniband/ |
| H A D | core_locking.rst | 108 semaphores that could cause deadlock if a consumer calls back into
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| /linux-6.15/Documentation/RCU/ |
| H A D | rcuref.rst | 17 reader/writer spinlocks or semaphores are straightforward:
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| /linux-6.15/Documentation/filesystems/ |
| H A D | journalling.rst | 88 jbd2_journal_stop() as if they were semaphores and include them in
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| /linux-6.15/Documentation/scheduler/ |
| H A D | completion.rst | 14 misuse of locks/semaphores and busy-loops. Any time you think of using
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| /linux-6.15/arch/arc/ |
| H A D | Kconfig | 199 hardware semaphores, shared memory,....
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| /linux-6.15/Documentation/accel/qaic/ |
| H A D | aic100.rst | 385 By using the semaphores in conjunction with the workload running on the NSPs,
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| /linux-6.15/Documentation/PCI/ |
| H A D | pci-error-recovery.rst | 136 to complete; it can take semaphores, schedule, etc... everything but
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