ww_acquire_init identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

include/linux/ww_mutex.h, line 119

Defined in 1 files as a function:

include/linux/ww_mutex.h, line 143 (as a function)

Referenced in 17 files:

Smatch caller information:

drivers/gpu/drm/ttm/ttm_execbuf_util.c ttm_eu_reserve_buffers() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	1	ww_class	8825623990767841280
DATA_SOURCE	0	ctx	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&dev_priv->cmdbuf_mutex

drivers/regulator/core.c regulator_lock_dependent() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	864463369733566464,998508678040961024,1909401411367448576,2858210178059689984,4636161381130256384,5677905910954188800,8267003673384861696,8929974726150414336
PARAM_VALUE	1	ww_class	1116374515526361088
DATA_SOURCE	0	ctx	$1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &regulator_list_mutex

drivers/regulator/core.c regulator_lock_two() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4636161381130256384
PARAM_VALUE	1	ww_class	1116374515526361088
DATA_SOURCE	0	ctx	$2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/regulator/core.c regulator_summary_lock() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4542067791831855104
PARAM_VALUE	1	ww_class	1116374515526361088
DATA_SOURCE	0	ctx	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&s->lock
LOCK2		global &regulator_list_mutex
TYPE_LOCK		(struct seq_file)->lock

drivers/gpu/drm/xe/xe_migrate.c xe_validation_lockdep() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	1565848124826009600
PARAM_VALUE	1	ww_class	8825623990767841280
NOCHECK_CALL

lib/locking-selftest.c ww_test_block_context() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o

lib/locking-selftest.c ww_test_context_block() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_context_context() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_context_done_twice() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_context_fini_early() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_context_lock_after_done() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_context_try() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_context_unlock_twice() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_diff_class() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_edeadlk_acquire_more() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o2.base
TYPE_LOCK		(struct ww_mutex)->base

lib/locking-selftest.c ww_test_edeadlk_acquire_more_edeadlk() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o2.base
LOCK2		global &o3.base
TYPE_LOCK		(struct ww_mutex)->base

lib/locking-selftest.c ww_test_edeadlk_acquire_more_edeadlk_slow() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o2.base
LOCK2		global &o3.base
TYPE_LOCK		(struct ww_mutex)->base

lib/locking-selftest.c ww_test_edeadlk_acquire_more_slow() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o2.base
TYPE_LOCK		(struct ww_mutex)->base

lib/locking-selftest.c ww_test_edeadlk_acquire_wrong() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o2.base
TYPE_LOCK		(struct ww_mutex)->base

lib/locking-selftest.c ww_test_edeadlk_acquire_wrong_slow() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o2.base
TYPE_LOCK		(struct ww_mutex)->base

lib/locking-selftest.c ww_test_edeadlk_no_unlock() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o2.base
TYPE_LOCK		(struct ww_mutex)->base

lib/locking-selftest.c ww_test_edeadlk_no_unlock_slow() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o2.base
TYPE_LOCK		(struct ww_mutex)->base

lib/locking-selftest.c ww_test_edeadlk_normal() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o2.base
TYPE_LOCK		(struct ww_mutex)->base

lib/locking-selftest.c ww_test_edeadlk_normal_slow() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
LOCK2		global &o2.base
TYPE_LOCK		(struct ww_mutex)->base

lib/locking-selftest.c ww_test_fail_acquire() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_normal() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_object_lock_stale_context() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_object_lock_unbalanced() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_spin_context() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_try_context() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL
HALF_LOCKED2		global &o.base

lib/locking-selftest.c ww_test_two_contexts() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

lib/locking-selftest.c ww_test_two_contexts() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	8468864146995625984
PARAM_VALUE	1	ww_class	7821351485522206720
PARAM_VALUE	1	ww_class->is_wait_die	0-s32max
NOCHECK_CALL

lib/locking-selftest.c ww_test_unneeded_slow() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7263305218437623808
PARAM_VALUE	1	ww_class	7821351485522206720
NOCHECK_CALL

drivers/gpu/drm/nouveau/nouveau_gem.c validate_init() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	3618475209504833552
PARAM_VALUE	1	ww_class	8825623990767841280
NOCHECK_CALL
LOCK2		&file_priv->driver_priv->mutex

drivers/gpu/drm/i915/i915_gem_ww.c i915_gem_ww_ctx_init() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	1	ww_class	8825623990767841280
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&dev->clientlist_mutex
HALF_LOCKED2		&gt->perf.lock
HALF_LOCKED2		&helper->lock
HALF_LOCKED2		&pxp->tee_mutex
HALF_LOCKED2		&vgpu->vgpu_lock
HALF_LOCKED2		__flags

drivers/gpu/drm/drm_exec.c drm_exec_cleanup() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	1	ww_class	8825623990767841280
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&driver_migrate_lock
HALF_LOCKED2		&gpu->lock
HALF_LOCKED2		&mem->lock
HALF_LOCKED2		&mem->process_info->lock
HALF_LOCKED2		&mm->mmap_lock
HALF_LOCKED2		&p->mutex
HALF_LOCKED2		&prange->migrate_mutex
HALF_LOCKED2		&process_info->lock
HALF_LOCKED2		&queue->lock
HALF_LOCKED2		&range->lock
HALF_LOCKED2		&rdev->exclusive_lock
HALF_LOCKED2		&sched->mutex
HALF_LOCKED2		&svms->lock
HALF_LOCKED2		&uvmm->mutex
HALF_LOCKED2		&vm->lock
HALF_LOCKED2		_T->lock
HALF_LOCKED2		global &drm_unplug_srcu
HALF_LOCKED2		rbo->tbo.base.resv

drivers/dma-buf/dma-resv.c dma_resv_lockdep() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	1271164601974165504
PARAM_VALUE	1	ww_class	8825623990767841280
NOCHECK_CALL
LOCK2		&mm->mmap_lock
TYPE_LOCK		(struct mm_struct)->mmap_lock

kernel/locking/locktorture.c torture_ww_mutex_lock() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	1	ww_class	8680755261068587008
NOCHECK_CALL
HALF_LOCKED2		flags
HALF_LOCKED2		global &torture_mutex
HALF_LOCKED2		global &torture_raw_spinlock
HALF_LOCKED2		global &torture_rwlock
HALF_LOCKED2		global &torture_rwsem
HALF_LOCKED2		global &torture_spinlock

drivers/gpu/drm/xe/xe_bo.c xe_validation_lockdep() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	3220854362305703936
PARAM_VALUE	1	ww_class	8825623990767841280
NOCHECK_CALL

drivers/gpu/drm/drm_mode_config.c drmm_mode_config_init() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	5576857051533688832
PARAM_VALUE	1	ww_class	8825623990767841280
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&dev->mode_config.connection_mutex
HALF_LOCKED2		global &component_mutex
HALF_LOCKED2		global &xenwatch_mutex

drivers/gpu/drm/drm_modeset_lock.c drm_modeset_acquire_init() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	0,4096-ptr_max
PARAM_VALUE	1	ww_class	253369617136005120
MEM_ZERO	0	ctx
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&attr->mutex
HALF_LOCKED2		&client->modeset_mutex
HALF_LOCKED2		&config->mutex
HALF_LOCKED2		&dev->master_mutex
HALF_LOCKED2		&dev->mode_config.mutex
HALF_LOCKED2		&display->drm->mode_config.mutex
HALF_LOCKED2		&fb_helper->client.modeset_mutex
HALF_LOCKED2		&fb_helper->lock
HALF_LOCKED2		&helper->lock
HALF_LOCKED2		&kms->dump_mutex
HALF_LOCKED2		&m->lock
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		global &drm_bridge_unplug_srcu
HALF_LOCKED2		global &drm_unplug_srcu

drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c etnaviv_ioctl_gem_submit() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	2720870388993994752
PARAM_VALUE	1	ww_class	8825623990767841280
NOCHECK_CALL

drivers/gpu/drm/ttm/tests/ttm_bo_test.c threaded_ttm_bo_reserve() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4224593602022359040
PARAM_VALUE	1	ww_class	8825623990767841280
NOCHECK_CALL

drivers/gpu/drm/ttm/tests/ttm_bo_test.c ttm_bo_reserve_deadlock() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7116142098609721344
PARAM_VALUE	1	ww_class	8825623990767841280
NOCHECK_CALL

drivers/gpu/drm/ttm/tests/ttm_bo_test.c ttm_bo_reserve_double_resv() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	3203925963066376192
PARAM_VALUE	1	ww_class	8825623990767841280
NOCHECK_CALL

drivers/gpu/drm/ttm/tests/ttm_bo_test.c ttm_bo_reserve_no_wait_ticket() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	5365087819839033344
PARAM_VALUE	1	ww_class	8825623990767841280
NOCHECK_CALL

drivers/gpu/drm/xe/xe_dma_buf.c xe_validation_lockdep() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	1509582005632471040
PARAM_VALUE	1	ww_class	8825623990767841280
NOCHECK_CALL

drivers/gpu/drm/drm_gem.c drm_gem_lock_reservations() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	1	ww_class	8825623990767841280
DATA_SOURCE	0	ctx	$2
RX_PATH
NOCHECK_CALL
HALF_LOCKED2		&client->hwctx_srcu
HALF_LOCKED2		&hwctx->priv->job_sem
HALF_LOCKED2		global &drm_unplug_srcu

drivers/gpu/drm/drm_gem.c drm_gem_lru_scan() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx->acquired	0
PARAM_VALUE	0	ctx->contending_lock	0
PARAM_VALUE	0	ctx->deadlock_inject_countdown	0-15
PARAM_VALUE	0	ctx->deadlock_inject_interval	1
PARAM_VALUE	0	ctx->dep_map->name	0-255
PARAM_VALUE	0	ctx->done_acquire	0
PARAM_VALUE	0	ctx->first_lock_dep_map->name	0-255
PARAM_VALUE	0	ctx->first_lock_dep_map.cpu	0
PARAM_VALUE	0	ctx->first_lock_dep_map.lock_type	0
PARAM_VALUE	0	ctx->first_lock_dep_map.wait_type_outer	0
PARAM_VALUE	0	ctx->wounded	0
PARAM_VALUE	0	ctx->ww_class	8825623990767841280
PARAM_VALUE	0	ctx->ww_class->acquire_name	0,182095512647520256,1459202010597384192,2042222122760065024,2953085416145920000,6123211227480948736,8230199826601394176,8290753657026781184
PARAM_VALUE	0	ctx->ww_class->is_wait_die	0-s32max
PARAM_VALUE	0	ctx->ww_class->mutex_name	0,3691132625150517248,4065682205113294848,5134360359185924096,5357946803847356416,5603286808893427712,6920087151235571712,8730023023955308544
PARAM_VALUE	1	ww_class	8825623990767841280
PARAM_VALUE	1	ww_class->is_wait_die	0-s32max
DATA_SOURCE	0	ctx	$5
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&obj->resv->lock.base

kernel/locking/test-ww_mutex.c __test_mutex() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	7428808973669941248
PARAM_VALUE	1	ww_class	2988183655152754688,7498843200183713792
PARAM_VALUE	1	ww_class->is_wait_die	0-1
DATA_SOURCE	1	ww_class	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &run_lock
HALF_LOCKED2		&of->mutex

kernel/locking/test-ww_mutex.c stress_inorder_work() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	468702848823025664
NOCHECK_CALL
HALF_LOCKED2		&pool->lock

kernel/locking/test-ww_mutex.c stress_reorder_work() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	517644360700518400
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	ctx->deadlock_inject_countdown
NO_OVERFLOW_SIMPLE	0	ctx->deadlock_inject_interval
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		ll->lock

kernel/locking/test-ww_mutex.c test_aa() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	9106980988587388928
PARAM_VALUE	1	ww_class	2988183655152754688,7498843200183713792
PARAM_VALUE	1	ww_class->is_wait_die	0-1
DATA_SOURCE	1	ww_class	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &run_lock
HALF_LOCKED2		&of->mutex

kernel/locking/test-ww_mutex.c test_abba() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	8030658364977332224
PARAM_VALUE	1	ww_class	2988183655152754688,7498843200183713792
PARAM_VALUE	1	ww_class->is_wait_die	0-1
DATA_SOURCE	1	ww_class	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &run_lock
HALF_LOCKED2		&of->mutex

kernel/locking/test-ww_mutex.c test_abba_work() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	6841203980739543040
PARAM_VALUE	1	ww_class	2988183655152754688,7498843200183713792
NOCHECK_CALL
HALF_LOCKED2		&pool->lock

kernel/locking/test-ww_mutex.c test_cycle_work() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	5869887501821497344
NOCHECK_CALL
HALF_LOCKED2		&pool->lock

lib/test_context-analysis.c test_ww_mutex_lock_ctx() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	3704146081720381440
PARAM_VALUE	1	ww_class	1939566913996410880
NOCHECK_CALL

drivers/gpu/drm/vmwgfx/vmwgfx_cursor_plane.c vmw_cursor_buffer_changed() -> ww_acquire_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	5106961017603325952
PARAM_VALUE	1	ww_class	8825623990767841280
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL