| /Linux-v6.1/drivers/gpu/drm/ |
| D | drm_agpsupport.c | 56 * Verifies the AGP device has been initialized and acquired and fills in the
63 if (!dev->agp || !dev->agp->acquired) in drm_legacy_agp_info()
100 * Verifies the AGP device hasn't been acquired before and calls
109 if (dev->agp->acquired) in drm_legacy_agp_acquire()
114 dev->agp->acquired = 1; in drm_legacy_agp_acquire()
124 * Verifies the AGP device hasn't been acquired before and calls
139 * Verifies the AGP device has been acquired and calls \c agp_backend_release.
143 if (!dev->agp || !dev->agp->acquired) in drm_legacy_agp_release()
146 dev->agp->acquired = 0; in drm_legacy_agp_release()
160 * \param dev DRM device that has previously acquired AGP.
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| /Linux-v6.1/drivers/reset/ |
| D | core.c | 34 * @acquired: Only one reset_control may be acquired for a given rcdev and id.
47 bool acquired; member
230 if (!rstc->acquired) in reset_control_array_rearm()
350 if (!rstc->acquired) in reset_control_reset()
418 if (!rstc->acquired) in reset_control_rearm()
478 if (!rstc->acquired) { in reset_control_assert()
479 WARN(1, "reset %s (ID: %u) is not acquired\n", in reset_control_assert()
548 if (!rstc->acquired) { in reset_control_deassert()
549 WARN(1, "reset %s (ID: %u) is not acquired\n", in reset_control_deassert()
625 * that exclusive resets are requested as acquired by default. In order for a
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| /Linux-v6.1/include/linux/ |
| D | ww_mutex.h | 58 unsigned int acquired; member
137 ctx->acquired = 0; in ww_acquire_init()
182 * Releases a w/w acquire context. This must be called _after_ all acquired w/w
191 DEBUG_LOCKS_WARN_ON(ctx->acquired); in ww_acquire_fini()
201 ctx->acquired = ~0U; in ww_acquire_fini()
207 * @lock: the mutex to be acquired
217 * returning -EALREADY. Returns 0 if the mutex was successfully acquired.
226 * acquired it. The task may not exit without first unlocking the mutex. Also,
232 * A mutex acquired with this function must be released with ww_mutex_unlock.
238 * @lock: the mutex to be acquired
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| D | reset.h | 46 bool optional, bool acquired);
49 bool optional, bool acquired);
53 bool shared, bool optional, bool acquired);
59 bool optional, bool acquired);
62 bool shared, bool optional, bool acquired);
68 bool acquired);
120 bool optional, bool acquired) in __of_reset_control_get() argument
128 bool acquired) in __reset_control_get() argument
165 bool shared, bool optional, bool acquired) in __reset_control_bulk_get() argument
178 bool acquired) in __devm_reset_control_get() argument
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| /Linux-v6.1/kernel/locking/ |
| D | semaphore.c | 7 * A counting semaphore may be acquired 'n' times before sleeping.
45 * @sem: the semaphore to be acquired
70 * @sem: the semaphore to be acquired
75 * If the semaphore is successfully acquired, this function returns 0.
96 * @sem: the semaphore to be acquired
101 * -EINTR. If the semaphore is successfully acquired, this function returns
123 * @sem: the semaphore to be acquired
126 * been acquired successfully or 1 if it cannot be acquired.
151 * @sem: the semaphore to be acquired
157 * this function returns -ETIME. It returns 0 if the semaphore was acquired.
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| D | ww_mutex.h | 177 * Associate the ww_mutex @ww with the context @ww_ctx under which we acquired
208 DEBUG_LOCKS_WARN_ON(ww_ctx->acquired > 0); in ww_mutex_lock_acquired()
217 ww_ctx->acquired++; in ww_mutex_lock_acquired()
272 * Among waiters with context, only the first one can have other locks acquired
273 * already (ctx->acquired > 0), because __ww_mutex_add_waiter() and
283 if (waiter->ww_ctx->acquired > 0 && __ww_ctx_less(waiter->ww_ctx, ww_ctx)) { in __ww_mutex_die()
324 if (ww_ctx->acquired > 0 && __ww_ctx_less(hold_ctx, ww_ctx)) { in __ww_mutex_wound()
343 * We just acquired @lock under @ww_ctx, if there are more important contexts
415 if (ww_ctx->acquired > 0) { in __ww_mutex_kill()
448 if (ctx->acquired == 0) in __ww_mutex_check_kill()
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| D | mutex.c | 262 * @lock: the mutex to be acquired
268 * acquired it. Recursive locking is not allowed. The task
322 if (ww_ctx->acquired > 0 && READ_ONCE(ww->ctx)) in ww_mutex_spin_on_owner()
594 if (ww_ctx->acquired == 0) in __mutex_lock_common()
660 goto acquired; in __mutex_lock_common()
702 acquired: in __mutex_lock_common()
763 * possible. Returns 1 if the mutex has been acquired successfully, 0 otherwise.
768 * A mutex acquired with this function must be released with ww_mutex_unlock.
782 if (ww_ctx->acquired == 0) in ww_mutex_trylock()
873 if (!ret && ctx && ctx->acquired > 1) in ww_mutex_lock()
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| D | lock_events_list.h | 59 LOCK_EVENT(rwsem_opt_lock) /* # of opt-acquired write locks */
62 LOCK_EVENT(rwsem_rlock) /* # of read locks acquired */
64 LOCK_EVENT(rwsem_rlock_fast) /* # of fast read locks acquired */
67 LOCK_EVENT(rwsem_wlock) /* # of write locks acquired */
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| D | mcs_spinlock.h | 20 int locked; /* 1 if lock acquired */
28 * lock is acquired. Additionally, some architectures such as
60 * If the lock has already been acquired, then this will proceed to spin
82 * Lock acquired, don't need to set node->locked to 1. Threads in mcs_spin_lock()
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| /Linux-v6.1/Documentation/devicetree/bindings/gnss/ |
| D | sirfstar.yaml | 15 2004 and used in a lot of dedicated GPS devices. In 2009 SiRF was acquired
17 acquired by Samsung, while some products remained with CSR. In 2014 CSR
18 was acquired by Qualcomm who still sell some of the SiRF products.
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| /Linux-v6.1/Documentation/filesystems/ |
| D | directory-locking.rst | 82 the order until we had acquired all locks).
84 (3) locks on non-directory objects are acquired only after locks on
85 directory objects, and are acquired in inode pointer order.
119 to (2) the order hadn't changed since we had acquired filesystem lock.
133 we had acquired filesystem lock and rename() would fail with -ELOOP in that
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| /Linux-v6.1/Documentation/locking/ |
| D | ww-mutex-design.rst | 65 acquired when starting the lock acquisition. This ticket is stored in the
79 killed its transaction after having dropped all already acquired locks.
84 contending lock (after having dropped all other already acquired locks) will
85 work correctly. After all if no other ww mutex has been acquired yet there's
94 - When full debugging is enabled ww_mutex_lock_slow checks that all acquired
97 slowpath until the contended lock can be acquired).
262 objects acquired with the fixed list. But the w/w mutex debug checks will catch
347 other locks acquired already (ctx->acquired > 0). Note that this waiter
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| D | lockdep-design.rst | 78 '.' acquired while irqs disabled and not in irq context
79 '-' acquired in irq context
80 '+' acquired with irqs enabled
81 '?' acquired in irq context with irqs enabled.
89 || \--> acquired in softirq context
91 \----> acquired in hardirq context
94 For a given STATE, whether the lock is ever acquired in that STATE
118 is irq-unsafe means it was ever acquired with irq enabled.
128 cannot be ever acquired with irq enabled (irq-unsafe). Otherwise, a
130 was acquired but before released, if the context is interrupted this
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| /Linux-v6.1/tools/perf/Documentation/ |
| D | perf-lock.txt | 67 Sorting key. Possible values: acquired (default), contended,
73 customize that using this. Possible values: acquired, contended,
84 $ perf lock report -t -F acquired,contended,avg_wait
86 Name acquired contended avg wait (ns)
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| /Linux-v6.1/drivers/gpu/drm/i915/ |
| D | intel_wakeref.h | 77 * Returns: 0 if the wakeref was acquired successfully, or a negative error
113 * Returns: true if the wakeref was acquired, false otherwise.
189 * Locks the wakeref to prevent it being acquired or released. New users
191 * cannot be acquired or released.
204 * Releases a previously acquired intel_wakeref_lock().
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| /Linux-v6.1/drivers/acpi/acpica/ |
| D | exmutex.c | 55 * This handles the case where several mutexes have been acquired in acpi_ex_unlink_mutex()
166 /* Acquired the mutex: update mutex object */ in acpi_ex_acquire_mutex_object()
253 "Acquired: Mutex SyncLevel %u, Thread SyncLevel %u, Depth %u\n", in acpi_ex_acquire_mutex()
269 * DESCRIPTION: Release a previously acquired Mutex, low level interface.
334 * DESCRIPTION: Release a previously acquired Mutex.
354 /* The mutex must have been previously acquired in order to release it */ in acpi_ex_release_mutex()
358 "Cannot release Mutex [%4.4s], not acquired", in acpi_ex_release_mutex()
379 "Thread %u cannot release Mutex [%4.4s] acquired by thread %u", in acpi_ex_release_mutex()
404 * Get the previous sync_level from the head of the acquired mutex list. in acpi_ex_release_mutex()
406 * acquired, but are not released in reverse order. in acpi_ex_release_mutex()
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| D | evglock.c | 174 u8 acquired = FALSE; in acpi_ev_acquire_global_lock() local
217 ACPI_ACQUIRE_GLOBAL_LOCK(acpi_gbl_FACS, acquired); in acpi_ev_acquire_global_lock()
218 if (acquired) { in acpi_ev_acquire_global_lock()
221 "Acquired hardware Global Lock\n")); in acpi_ev_acquire_global_lock()
273 /* Lock must be already acquired */ in acpi_ev_release_global_lock()
277 "Cannot release the ACPI Global Lock, it has not been acquired")); in acpi_ev_release_global_lock()
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| D | utmutex.c | 179 * PARAMETERS: mutex_ID - ID of the mutex to be acquired
215 "Mutex [%s] already acquired by this thread [%u]", in acpi_ut_acquire_mutex()
245 "Thread %u acquired Mutex [%s]\n", in acpi_ut_acquire_mutex()
286 * Mutex must be acquired in order to release it! in acpi_ut_release_mutex()
290 "Mutex [%s] (0x%X) is not acquired, cannot release", in acpi_ut_release_mutex()
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| /Linux-v6.1/drivers/net/ethernet/intel/e1000e/ |
| D | phy.c | 243 * and storing the retrieved information in data. Release any acquired
269 * at the offset. Release any acquired semaphores before exiting.
293 * already acquired. Note, this function sets phy.addr to 1 so the caller
310 * @locked: semaphore has already been acquired or not
313 * and stores the retrieved information in data. Release any acquired
352 * Release the acquired semaphore before exiting.
366 * in data. Assumes semaphore already acquired.
378 * @locked: semaphore has already been acquired or not
381 * at the offset. Release any acquired semaphores before exiting.
417 * at the offset. Release any acquired semaphores before exiting.
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| /Linux-v6.1/tools/perf/util/ |
| D | lock-contention.h | 43 * it can be acquired, contended or release.
62 * 1) acquire -> acquired -> release
63 * 2) acquire -> contended -> acquired -> release
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| /Linux-v6.1/drivers/gpu/drm/radeon/ |
| D | radeon_agp.c | 169 if (rdev->agp->acquired) in radeon_agp_head_acquire()
174 rdev->agp->acquired = 1; in radeon_agp_head_acquire()
180 if (!rdev->agp || !rdev->agp->acquired) in radeon_agp_head_release()
183 rdev->agp->acquired = 0; in radeon_agp_head_release()
189 if (!rdev->agp || !rdev->agp->acquired) in radeon_agp_head_enable()
202 if (!rdev->agp || !rdev->agp->acquired) in radeon_agp_head_info()
369 if (rdev->agp && rdev->agp->acquired) { in radeon_agp_fini()
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| /Linux-v6.1/drivers/gpu/drm/nouveau/nvkm/engine/disp/ |
| D | outp.c | 93 OUTP_TRACE(outp, "release %02x &= %02x %p", outp->acquired, ~user, ior); in nvkm_outp_release()
95 outp->acquired &= ~user; in nvkm_outp_release()
96 if (!outp->acquired) { in nvkm_outp_release()
111 outp->acquired |= user; in nvkm_outp_acquire_ior()
149 OUTP_TRACE(outp, "acquire %02x |= %02x %p", outp->acquired, user, ior); in nvkm_outp_acquire()
151 outp->acquired |= user; in nvkm_outp_acquire()
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| /Linux-v6.1/tools/perf/pmu-events/arch/x86/knightslanding/ |
| D | uncore-other.json | 143 "BriefDescription": "CMS Agent0 AD Credits Acquired For Transgress 0",
152 "BriefDescription": "CMS Agent0 AD Credits Acquired For Transgress 1",
161 "BriefDescription": "CMS Agent0 AD Credits Acquired For Transgress 2",
170 "BriefDescription": "CMS Agent0 AD Credits Acquired For Transgress 3",
179 "BriefDescription": "CMS Agent0 AD Credits Acquired For Transgress 4",
188 "BriefDescription": "CMS Agent0 AD Credits Acquired For Transgress 5",
197 "BriefDescription": "CMS Agent0 AD Credits Acquired For Transgress 6",
206 "BriefDescription": "CMS Agent0 AD Credits Acquired For Transgress 7",
215 "BriefDescription": "CMS Agent0 AD Credits Acquired For Transgress 0-7",
224 "BriefDescription": "CMS Agent0 AD Credits Acquired For Transgress 8",
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| /Linux-v6.1/drivers/net/ethernet/qlogic/qed/ |
| D | qed_cxt.h | 114 * qed_cxt_tables_alloc(): Allocate ILT shadow, Searcher T2, acquired map.
123 * qed_cxt_mngr_setup(): Reset the acquired CIDs.
325 /* Acquired CIDs */
326 struct qed_cid_acquired_map acquired[MAX_CONN_TYPES]; member
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| /Linux-v6.1/kernel/futex/ |
| D | requeue.c | 46 * and either blocked (DONE) or has acquired it (LOCKED). IGNORE is set by
195 * requeue_pi_wake_futex() - Wake a task that acquired the lock during requeue
263 * - >0 - acquired the lock, return value is vpid of the top_waiter
316 * the user space lock can be acquired then PI state is attached to in futex_proxy_trylock_atomic()
323 * Lock was acquired in user space and PI state was in futex_proxy_trylock_atomic()
496 * - If the lock was acquired atomically (ret == 1), then in futex_requeue()
529 * futex_proxy_trylock_atomic() acquired the user space in futex_requeue()
830 /* The requeue acquired the lock */ in futex_wait_requeue_pi()
836 * requeue_pi() code acquired for us. in futex_wait_requeue_pi()
866 * acquired the lock, clear -ETIMEDOUT or -EINTR. in futex_wait_requeue_pi()
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