/linux-6.12.1/fs/btrfs/ |
D | dev-replace.c | 355 down_read(&dev_replace->rwsem); in btrfs_run_dev_replace() 358 up_read(&dev_replace->rwsem); in btrfs_run_dev_replace() 361 up_read(&dev_replace->rwsem); in btrfs_run_dev_replace() 419 down_write(&dev_replace->rwsem); in btrfs_run_dev_replace() 442 up_write(&dev_replace->rwsem); in btrfs_run_dev_replace() 643 down_write(&dev_replace->rwsem); in btrfs_dev_replace_start() 653 up_write(&dev_replace->rwsem); in btrfs_dev_replace_start() 681 up_write(&dev_replace->rwsem); in btrfs_dev_replace_start() 698 down_write(&dev_replace->rwsem); in btrfs_dev_replace_start() 703 up_write(&dev_replace->rwsem); in btrfs_dev_replace_start() [all …]
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D | zoned.c | 1287 down_read(&dev_replace->rwsem); in btrfs_load_zone_info() 1291 up_read(&dev_replace->rwsem); in btrfs_load_zone_info() 1301 up_read(&dev_replace->rwsem); in btrfs_load_zone_info() 1322 up_read(&dev_replace->rwsem); in btrfs_load_zone_info() 1334 up_read(&dev_replace->rwsem); in btrfs_load_zone_info() 1362 up_read(&dev_replace->rwsem); in btrfs_load_zone_info() 2263 down_read(&dev_replace->rwsem); in do_zone_finish() 2281 up_read(&dev_replace->rwsem); in do_zone_finish() 2289 up_read(&dev_replace->rwsem); in do_zone_finish()
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/linux-6.12.1/drivers/gnss/ |
D | core.c | 48 down_write(&gdev->rwsem); in gnss_open() 60 up_write(&gdev->rwsem); in gnss_open() 72 down_write(&gdev->rwsem); in gnss_release() 81 up_write(&gdev->rwsem); in gnss_release() 162 down_read(&gdev->rwsem); in gnss_write() 167 up_read(&gdev->rwsem); in gnss_write() 251 init_rwsem(&gdev->rwsem); in gnss_allocate_device() 302 down_write(&gdev->rwsem); in gnss_deregister_device() 308 up_write(&gdev->rwsem); in gnss_deregister_device()
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/linux-6.12.1/kernel/time/ |
D | posix-clock.c | 25 down_read(&clk->rwsem); in get_posix_clock() 30 up_read(&clk->rwsem); in get_posix_clock() 37 up_read(&clk->rwsem); in put_posix_clock() 120 down_read(&clk->rwsem); in posix_clock_open() 144 up_read(&clk->rwsem); in posix_clock_open() 185 init_rwsem(&clk->rwsem); in posix_clock_register() 205 down_write(&clk->rwsem); in posix_clock_unregister() 207 up_write(&clk->rwsem); in posix_clock_unregister()
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/linux-6.12.1/kernel/ |
D | notifier.c | 271 down_write(&nh->rwsem); in __blocking_notifier_chain_register() 273 up_write(&nh->rwsem); in __blocking_notifier_chain_register() 334 down_write(&nh->rwsem); in blocking_notifier_chain_unregister() 336 up_write(&nh->rwsem); in blocking_notifier_chain_unregister() 352 down_read(&nh->rwsem); in blocking_notifier_call_chain_robust() 354 up_read(&nh->rwsem); in blocking_notifier_call_chain_robust() 387 down_read(&nh->rwsem); in blocking_notifier_call_chain() 389 up_read(&nh->rwsem); in blocking_notifier_call_chain()
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/linux-6.12.1/drivers/cpufreq/ |
D | cpufreq.c | 265 lockdep_assert_held(&policy->rwsem); in cpufreq_cpu_release() 267 up_write(&policy->rwsem); in cpufreq_cpu_release() 291 down_write(&policy->rwsem); in cpufreq_cpu_acquire() 502 lockdep_assert_held(&policy->rwsem); in cpufreq_enable_fast_switch() 990 down_read(&policy->rwsem); in show() 993 up_read(&policy->rwsem); in show() 1008 down_write(&policy->rwsem); in store() 1011 up_write(&policy->rwsem); in store() 1150 down_write(&policy->rwsem); in cpufreq_add_policy_cpu() 1161 up_write(&policy->rwsem); in cpufreq_add_policy_cpu() [all …]
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/linux-6.12.1/include/linux/ |
D | notifier.h | 66 struct rw_semaphore rwsem; member 86 init_rwsem(&(name)->rwsem); \ 102 .rwsem = __RWSEM_INITIALIZER((name).rwsem), \
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D | rmap.h | 33 struct rw_semaphore rwsem; /* W: modification, R: walking the list */ member 121 down_write(&anon_vma->root->rwsem); in anon_vma_lock_write() 126 return down_write_trylock(&anon_vma->root->rwsem); in anon_vma_trylock_write() 131 up_write(&anon_vma->root->rwsem); in anon_vma_unlock_write() 136 down_read(&anon_vma->root->rwsem); in anon_vma_lock_read() 141 return down_read_trylock(&anon_vma->root->rwsem); in anon_vma_trylock_read() 146 up_read(&anon_vma->root->rwsem); in anon_vma_unlock_read()
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D | gnss.h | 45 struct rw_semaphore rwsem; member
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D | posix-clock.h | 90 struct rw_semaphore rwsem; member
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D | ipc_namespace.h | 21 struct rw_semaphore rwsem; member
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D | rwsem.h | 155 extern void __init_rwsem(struct rw_semaphore *rwsem, const char *name,
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/linux-6.12.1/drivers/leds/ |
D | leds-bd2802.c | 71 struct rw_semaphore rwsem; member 330 down_write(&led->rwsem); \ 332 up_write(&led->rwsem); \ 435 down_read(&led->rwsem); in bd2802_show_adv_conf() 440 up_read(&led->rwsem); in bd2802_show_adv_conf() 453 down_write(&led->rwsem); in bd2802_store_adv_conf() 458 up_write(&led->rwsem); in bd2802_store_adv_conf() 478 down_read(&led->rwsem); \ 480 up_read(&led->rwsem); \ 494 down_write(&led->rwsem); \ [all …]
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/linux-6.12.1/tools/perf/Documentation/ |
D | perf-lock.txt | 189 semaphore, spinlock, rwlock, rwlock:R, rwlock:W, rwsem, rwsem:R, rwsem:W, 194 suffix are shortcuts for the both variants. Ex) rwsem = rwsem:R + rwsem:W.
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/linux-6.12.1/tools/perf/util/bpf_skel/ |
D | lock_contention.bpf.c | 263 struct rw_semaphore___old *rwsem = (void *)lock; in get_lock_owner() local 264 owner = (unsigned long)BPF_CORE_READ(rwsem, owner); in get_lock_owner() 266 struct rw_semaphore___new *rwsem = (void *)lock; in get_lock_owner() local 267 owner = BPF_CORE_READ(rwsem, owner.counter); in get_lock_owner() 271 struct rw_semaphore *rwsem = (void *)lock; in get_lock_owner() 272 owner = BPF_CORE_READ(rwsem, owner.counter); in get_lock_owner()
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/linux-6.12.1/kernel/locking/ |
D | Makefile | 6 obj-y += mutex.o semaphore.o rwsem.o percpu-rwsem.o
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/linux-6.12.1/ipc/ |
D | util.c | 119 init_rwsem(&ids->rwsem); in ipc_init_ids() 344 down_write(&ids->rwsem); in ipcget_new() 346 up_write(&ids->rwsem); in ipcget_new() 408 down_write(&ids->rwsem); in ipcget_public() 434 up_write(&ids->rwsem); in ipcget_public() 850 down_read(&ids->rwsem); in sysvipc_proc_start() 877 up_read(&ids->rwsem); in sysvipc_proc_stop()
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D | shm.c | 374 down_write(&shm_ids(ns).rwsem); in __shm_close() 393 up_write(&shm_ids(ns).rwsem); in __shm_close() 433 down_write(&shm_ids(ns).rwsem); in shm_destroy_orphaned() 436 up_write(&shm_ids(ns).rwsem); in shm_destroy_orphaned() 508 down_write(&shm_ids(ns).rwsem); in exit_shm() 530 up_write(&shm_ids(ns).rwsem); in exit_shm() 995 down_write(&shm_ids(ns).rwsem); in shmctl_down() 1034 up_write(&shm_ids(ns).rwsem); in shmctl_down() 1048 down_read(&shm_ids(ns).rwsem); in shmctl_ipc_info() 1050 up_read(&shm_ids(ns).rwsem); in shmctl_ipc_info() [all …]
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D | namespace.c | 130 down_write(&ids->rwsem); in free_ipcs() 143 up_write(&ids->rwsem); in free_ipcs()
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D | msg.c | 408 down_write(&msg_ids(ns).rwsem); in msgctl_down() 473 up_write(&msg_ids(ns).rwsem); in msgctl_down() 498 down_read(&msg_ids(ns).rwsem); in msgctl_info() 502 up_read(&msg_ids(ns).rwsem); in msgctl_info()
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/linux-6.12.1/fs/erofs/ |
D | data.c | 216 down_read(&devs->rwsem); in erofs_map_dev() 219 up_read(&devs->rwsem); in erofs_map_dev() 224 up_read(&devs->rwsem); in erofs_map_dev() 228 up_read(&devs->rwsem); in erofs_map_dev() 230 down_read(&devs->rwsem); in erofs_map_dev() 244 up_read(&devs->rwsem); in erofs_map_dev()
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D | super.c | 241 down_read(&sbi->devs->rwsem); in erofs_scan_devices() 268 up_read(&sbi->devs->rwsem); in erofs_scan_devices() 500 down_write(&sbi->devs->rwsem); in erofs_fc_parse_param() 502 up_write(&sbi->devs->rwsem); in erofs_fc_parse_param() 813 init_rwsem(&sbi->devs->rwsem); in erofs_init_fs_context()
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/linux-6.12.1/drivers/gpu/drm/vmwgfx/ |
D | vmwgfx_irq.c | 193 down_read(&fifo_state->rwsem); in vmw_fallback_wait() 237 up_read(&fifo_state->rwsem); in vmw_fallback_wait()
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D | vmwgfx_cmd.c | 121 init_rwsem(&fifo->rwsem); in vmw_fifo_create() 455 down_write(&fifo_state->rwsem); in vmw_local_fifo_commit() 467 up_write(&fifo_state->rwsem); in vmw_local_fifo_commit()
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/linux-6.12.1/mm/ |
D | rmap.c | 133 if (rwsem_is_locked(&anon_vma->root->rwsem)) { in anon_vma_free() 249 up_write(&root->rwsem); in lock_anon_vma_root() 251 down_write(&root->rwsem); in lock_anon_vma_root() 259 up_write(&root->rwsem); in unlock_anon_vma_root() 456 init_rwsem(&anon_vma->rwsem); in anon_vma_ctor() 561 if (down_read_trylock(&root_anon_vma->rwsem)) { in folio_lock_anon_vma_read() 568 up_read(&root_anon_vma->rwsem); in folio_lock_anon_vma_read() 579 up_read(&root_anon_vma->rwsem); in folio_lock_anon_vma_read()
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