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Searched refs:semaphores (Results 1 – 23 of 23) sorted by relevance

/Linux-v5.10/Documentation/locking/
Dpercpu-rw-semaphore.rst2 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
Dlocktypes.rst89 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
Dmutex-design.rst16 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.
/Linux-v5.10/drivers/gpu/drm/radeon/
Dradeon_sync.c46 sync->semaphores[i] = NULL; in radeon_sync_create()
168 sync->semaphores[count++] = semaphore; in radeon_sync_rings()
218 radeon_semaphore_free(rdev, &sync->semaphores[i], fence); in radeon_sync_free()
Dradeon.h617 struct radeon_semaphore *semaphores[RADEON_NUM_SYNCS]; member
/Linux-v5.10/drivers/gpu/drm/i915/
Di915_scheduler_types.h69 intel_engine_mask_t semaphores; member
Di915_request.c571 if (request->sched.semaphores && in __i915_request_submit()
573 engine->saturated |= request->sched.semaphores; in __i915_request_submit()
646 if (request->sched.semaphores && i915_request_started(request)) in __i915_request_unsubmit()
647 request->sched.semaphores = 0; in __i915_request_unsubmit()
1027 return rq->sched.semaphores | READ_ONCE(rq->engine->saturated); in already_busywaiting()
1121 to->sched.semaphores |= mask; in emit_semaphore_wait()
DKconfig.profile100 interact with each other via userspace semaphores. Each context
Di915_scheduler.c402 node->semaphores = 0; in i915_sched_node_reinit()
/Linux-v5.10/Documentation/devicetree/bindings/mailbox/
Dnvidia,tegra186-hsp.txt9 The features that HSP supported are shared mailboxes, shared semaphores,
10 arbitrated semaphores and doorbells.
/Linux-v5.10/drivers/media/pci/cx18/
Dcx18-scb.h231 u32 semaphores[8]; /* Semaphores */ member
/Linux-v5.10/Documentation/scsi/
DChangeLog.ips26 4.80.14 - Take all semaphores off stack
/Linux-v5.10/Documentation/infiniband/
Dcore_locking.rst108 semaphores that could cause deadlock if a consumer calls back into
/Linux-v5.10/Documentation/RCU/
Drcuref.rst17 reader/writer spinlocks or semaphores are straightforward:
DwhatisRCU.rst468 - Use some solid scheme (such as locks or semaphores) to
/Linux-v5.10/Documentation/filesystems/
Djournalling.rst88 jbd2_journal_stop() as if they were semaphores and include them in
/Linux-v5.10/Documentation/scheduler/
Dcompletion.rst14 misuse of locks/semaphores and busy-loops. Any time you think of using
/Linux-v5.10/arch/arc/
DKconfig216 hardware semaphores, shared memory,....
/Linux-v5.10/Documentation/PCI/
Dpci-error-recovery.rst135 to complete; it can take semaphores, schedule, etc... everything but
/Linux-v5.10/Documentation/
Dmemory-barriers.txt1973 (*) semaphores
1974 (*) R/W semaphores
2077 Locks and semaphores may not provide any guarantee of ordering on UP compiled
/Linux-v5.10/Documentation/sound/kernel-api/
Dwriting-an-alsa-driver.rst2283 usually avoided via spin-locks, mutexes or semaphores. In general, if a
2288 mutexes or semaphores instead.
/Linux-v5.10/Documentation/sound/
Dalsa-configuration.rst1283 Enable workaround for hardware with buggy semaphores (e.g. on some
/Linux-v5.10/
DCREDITS3222 D: shm fs, SYSV semaphores, af_unix