| /linux/fs/btrfs/ |
| H A D | locking.h | 104 #define btrfs_might_wait_for_event(owner, lock) \ argument
106 rwsem_acquire(&owner->lock##_map, 0, 0, _THIS_IP_); \
107 rwsem_release(&owner->lock##_map, _THIS_IP_); \
121 #define btrfs_lockdep_acquire(owner, lock) \ argument
122 rwsem_acquire_read(&owner->lock##_map, 0, 0, _THIS_IP_)
128 #define btrfs_lockdep_release(owner, lock) \ argument
129 rwsem_release(&owner->lock##_map, _THIS_IP_)
135 #define btrfs_lockdep_inode_acquire(owner, lock) \ argument
136 rwsem_acquire_read(&owner->vfs_inode.lock.dep_map, 0, 0, _THIS_IP_)
138 #define btrfs_lockdep_inode_release(owner, lock) \ argument
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| /linux/arch/s390/lib/ |
| H A D | spinlock.c | 95 int owner; in arch_load_niai4() local
100 : [owner] "=d" (owner) : [lock] "R" (*lock) : "memory"); in arch_load_niai4()
101 return owner; in arch_load_niai4()
159 int lockval, ix, node_id, tail_id, old, new, owner, count; in arch_spin_lock_queued() local
200 owner = arch_spin_yield_target(old, node); in arch_spin_lock_queued()
201 if (owner && arch_vcpu_is_preempted(owner - 1)) in arch_spin_lock_queued()
202 smp_yield_cpu(owner - 1); in arch_spin_lock_queued()
212 owner = arch_spin_yield_target(old, node); in arch_spin_lock_queued()
213 if (owner && arch_vcpu_is_preempted(owner - 1)) in arch_spin_lock_queued()
214 smp_yield_cpu(owner - 1); in arch_spin_lock_queued()
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| /linux/kernel/locking/ |
| H A D | mutex.c | 49 atomic_long_set(&lock->owner, 0); in __mutex_init()
60 static inline struct task_struct *__owner_task(unsigned long owner) in __owner_task() argument
62 return (struct task_struct *)(owner & ~MUTEX_FLAGS); in __owner_task()
71 static inline unsigned long __owner_flags(unsigned long owner) in __owner_flags() argument
73 return owner & MUTEX_FLAGS; in __owner_flags()
79 unsigned long owner = atomic_long_read(&lock->owner); in mutex_get_owner() local
81 return (unsigned long)__owner_task(owner); in mutex_get_owner()
89 unsigned long owner, curr = (unsigned long)current; in __mutex_trylock_common() local
91 owner = atomic_long_read(&lock->owner); in __mutex_trylock_common()
93 unsigned long flags = __owner_flags(owner); in __mutex_trylock_common()
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| H A D | rtmutex.c | 96 rt_mutex_owner_encode(struct rt_mutex_base *lock, struct task_struct *owner) in rt_mutex_owner_encode() argument
98 unsigned long val = (unsigned long)owner; in rt_mutex_owner_encode()
107 rt_mutex_set_owner(struct rt_mutex_base *lock, struct task_struct *owner) in rt_mutex_set_owner() argument
113 xchg_acquire(&lock->owner, rt_mutex_owner_encode(lock, owner)); in rt_mutex_set_owner()
119 WRITE_ONCE(lock->owner, rt_mutex_owner_encode(lock, NULL)); in rt_mutex_clear_owner()
124 lock->owner = (struct task_struct *) in clear_rt_mutex_waiters()
125 ((unsigned long)lock->owner & ~RT_MUTEX_HAS_WAITERS); in clear_rt_mutex_waiters()
131 unsigned long owner, *p = (unsigned long *) &lock->owner; in fixup_rt_mutex_waiters() local
194 owner = READ_ONCE(*p); in fixup_rt_mutex_waiters()
195 if (owner & RT_MUTEX_HAS_WAITERS) { in fixup_rt_mutex_waiters()
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| H A D | spinlock_debug.c | 29 lock->owner = SPINLOCK_OWNER_INIT; in __raw_spin_lock_init()
48 lock->owner = SPINLOCK_OWNER_INIT; in __rwlock_init()
57 struct task_struct *owner = READ_ONCE(lock->owner); in spin_dump() local
59 if (owner == SPINLOCK_OWNER_INIT) in spin_dump()
60 owner = NULL; in spin_dump()
67 owner ? owner->comm : "<none>", in spin_dump()
68 owner ? task_pid_nr(owner) : -1, in spin_dump()
87 SPIN_BUG_ON(READ_ONCE(lock->owner) == current, lock, "recursion"); in debug_spin_lock_before()
95 WRITE_ONCE(lock->owner, current); in debug_spin_lock_after()
102 SPIN_BUG_ON(lock->owner != current, lock, "wrong owner"); in debug_spin_unlock()
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| H A D | rwsem.c | 74 atomic_long_read(&(sem)->owner), (long)current, \
144 atomic_long_set(&sem->owner, (long)current); in rwsem_set_owner()
150 atomic_long_set(&sem->owner, 0); in rwsem_clear_owner()
158 return atomic_long_read(&sem->owner) & flags; in rwsem_test_oflags()
172 struct task_struct *owner) in __rwsem_set_reader_owned() argument
174 unsigned long val = (unsigned long)owner | RWSEM_READER_OWNED | in __rwsem_set_reader_owned()
175 (atomic_long_read(&sem->owner) & RWSEM_NONSPINNABLE); in __rwsem_set_reader_owned()
177 atomic_long_set(&sem->owner, val); in __rwsem_set_reader_owned()
192 (atomic_long_read(&sem->owner) & ~RWSEM_OWNER_FLAGS_MASK); in rwsem_owner()
218 unsigned long val = atomic_long_read(&sem->owner); in rwsem_clear_reader_owned()
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| /linux/drivers/media/mc/ |
| H A D | mc-dev-allocator.c | 31 struct module *owner; member
63 struct module *owner) in __media_device_get() argument
74 if (owner != mdi->owner && !try_module_get(mdi->owner)) in __media_device_get()
88 mdi->owner = owner; in __media_device_get()
99 struct module *owner) in media_device_usb_allocate() argument
104 mdev = __media_device_get(&udev->dev, module_name, owner); in media_device_usb_allocate()
120 struct module *owner) in media_device_delete() argument
126 if (mdi->owner != owner) { in media_device_delete()
127 module_put(mdi->owner); in media_device_delete()
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| /linux/net/core/ |
| H A D | devmem.c | 42 struct dmabuf_genpool_chunk_owner *owner = chunk->owner; in net_devmem_dmabuf_free_chunk_owner() local
44 kvfree(owner->area.niovs); in net_devmem_dmabuf_free_chunk_owner()
45 kfree(owner); in net_devmem_dmabuf_free_chunk_owner()
50 struct dmabuf_genpool_chunk_owner *owner; in net_devmem_get_dma_addr() local
52 owner = net_devmem_iov_to_chunk_owner(niov); in net_devmem_get_dma_addr()
53 return owner->base_dma_addr + in net_devmem_get_dma_addr()
85 struct dmabuf_genpool_chunk_owner *owner; in net_devmem_alloc_dmabuf() local
92 (void **)&owner); in net_devmem_alloc_dmabuf()
96 offset = dma_addr - owner->base_dma_addr; in net_devmem_alloc_dmabuf()
98 niov = &owner->area.niovs[index]; in net_devmem_alloc_dmabuf()
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| /linux/rust/kernel/sync/ |
| H A D | locked_by.rs | 79 owner: *const U, field
102 pub fn new<B: Backend>(owner: &Lock<U, B>, data: T) -> Self { in new()
108 owner: owner.data.get(), in new()
125 pub fn access<'a>(&'a self, owner: &'a U) -> &'a T in access()
133 if !ptr::eq(owner, self.owner) { in access()
157 pub fn access_mut<'a>(&'a self, owner: &'a mut U) -> &'a mut T { in access_mut()
162 if !ptr::eq(owner, self.owner) { in access_mut()
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| /linux/drivers/xen/ |
| H A D | pci.c | 312 struct xen_device_domain_owner *owner; in find_device() local
314 list_for_each_entry(owner, &dev_domain_list, list) { in find_device()
315 if (owner->dev == dev) in find_device()
316 return owner; in find_device()
323 struct xen_device_domain_owner *owner; in xen_find_device_domain_owner() local
327 owner = find_device(dev); in xen_find_device_domain_owner()
328 if (owner) in xen_find_device_domain_owner()
329 domain = owner->domain; in xen_find_device_domain_owner()
337 struct xen_device_domain_owner *owner; in xen_register_device_domain_owner() local
339 owner = kzalloc(sizeof(struct xen_device_domain_owner), GFP_KERNEL); in xen_register_device_domain_owner()
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| /linux/scripts/coccinelle/api/ |
| H A D | platform_no_drv_owner.cocci | 2 /// Remove .owner field if calls are used which set it automatically
40 - .owner = THIS_MODULE,
49 - .owner = THIS_MODULE,
71 - .owner = THIS_MODULE,
80 - .owner = THIS_MODULE,
93 * .owner@j0 = THIS_MODULE,
104 * .owner@j0 = THIS_MODULE,
115 * .owner@j0 = THIS_MODULE,
126 * .owner@j0 = THIS_MODULE,
136 msg = "No need to set .owner here. The core will do it."
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| /linux/drivers/regulator/ |
| H A D | db8500-prcmu.c | 221 .owner = THIS_MODULE,
231 .owner = THIS_MODULE,
241 .owner = THIS_MODULE,
251 .owner = THIS_MODULE,
261 .owner = THIS_MODULE,
271 .owner = THIS_MODULE,
284 .owner = THIS_MODULE,
294 .owner = THIS_MODULE,
304 .owner = THIS_MODULE,
315 .owner = THIS_MODULE,
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| H A D | lp8788-ldo.c | 193 .owner = THIS_MODULE,
206 .owner = THIS_MODULE,
219 .owner = THIS_MODULE,
232 .owner = THIS_MODULE,
245 .owner = THIS_MODULE,
258 .owner = THIS_MODULE,
271 .owner = THIS_MODULE,
284 .owner = THIS_MODULE,
297 .owner = THIS_MODULE,
310 .owner = THIS_MODULE,
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| H A D | lm363x-regulator.c | 114 .owner = THIS_MODULE,
127 .owner = THIS_MODULE,
142 .owner = THIS_MODULE,
157 .owner = THIS_MODULE,
172 .owner = THIS_MODULE,
188 .owner = THIS_MODULE,
201 .owner = THIS_MODULE,
216 .owner = THIS_MODULE,
233 .owner = THIS_MODULE,
246 .owner = THIS_MODULE,
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| /linux/kernel/bpf/ |
| H A D | bpf_local_storage.c | 27 static int mem_charge(struct bpf_local_storage_map *smap, void *owner, u32 size) in mem_charge() argument
34 return map->ops->map_local_storage_charge(smap, owner, size); in mem_charge()
37 static void mem_uncharge(struct bpf_local_storage_map *smap, void *owner, in mem_uncharge() argument
43 map->ops->map_local_storage_uncharge(smap, owner, size); in mem_uncharge()
47 owner_storage(struct bpf_local_storage_map *smap, void *owner) in owner_storage() argument
51 return map->ops->map_owner_storage_ptr(owner); in owner_storage()
75 bpf_selem_alloc(struct bpf_local_storage_map *smap, void *owner, in bpf_selem_alloc() argument
80 if (charge_mem && mem_charge(smap, owner, smap->elem_size)) in bpf_selem_alloc()
110 mem_uncharge(smap, owner, smap->elem_size); in bpf_selem_alloc()
291 void *owner; in bpf_selem_unlink_storage_nolock() local
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| /linux/tools/testing/selftests/drivers/ntsync/ |
| H A D | ntsync.c | 43 static int read_mutex_state(int mutex, __u32 *count, __u32 *owner) in read_mutex_state() argument
51 *owner = args.owner; in read_mutex_state()
55 #define check_mutex_state(mutex, count, owner) \ argument
61 EXPECT_EQ((owner), __owner); \
64 static int unlock_mutex(int mutex, __u32 owner, __u32 *count) in unlock_mutex() argument
69 args.owner = owner; in unlock_mutex()
98 const int *objs, __u32 owner, int alert, __u32 *index) in wait_objs() argument
109 args.owner = owner; in wait_objs()
117 static int wait_any(int fd, __u32 count, const int *objs, __u32 owner, __u32 *index) in wait_any() argument
119 return wait_objs(fd, NTSYNC_IOC_WAIT_ANY, count, objs, owner, 0, index); in wait_any()
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| /linux/Documentation/locking/ |
| H A D | rt-mutex.rst | 19 A low priority owner of a rt-mutex inherits the priority of a higher
21 boosted owner blocks on a rt-mutex itself it propagates the priority
22 boosting to the owner of the other rt_mutex it gets blocked on. The
34 rtmutex, only the top priority waiter is enqueued into the owner's
37 got a signal), the priority of the owner task is readjusted. The
46 The state of the rt-mutex is tracked via the owner field of the rt-mutex
49 lock->owner holds the task_struct pointer of the owner. Bit 0 is used to
53 owner bit0 Notes
63 possible when bit 0 of lock->owner is 0.
67 we need to set the bit0 before looking at the lock, and the owner may
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| /linux/drivers/gpu/drm/imagination/ |
| H A D | pvr_stream_defs.c | 13 #define PVR_STREAM_DEF_SET(owner, member, _size, _array_size, _feature) \ argument
14 { .offset = offsetof(struct owner, member), \
19 #define PVR_STREAM_DEF(owner, member, member_size) \ argument
20 PVR_STREAM_DEF_SET(owner, member, PVR_STREAM_SIZE_ ## member_size, 0, PVR_FEATURE_NONE)
22 #define PVR_STREAM_DEF_FEATURE(owner, member, member_size, feature) \ argument
23 PVR_STREAM_DEF_SET(owner, member, PVR_STREAM_SIZE_ ## member_size, 0, feature)
25 #define PVR_STREAM_DEF_NOT_FEATURE(owner, member, member_size, feature) \ argument
26 PVR_STREAM_DEF_SET(owner, member, PVR_STREAM_SIZE_ ## member_size, 0, \
29 #define PVR_STREAM_DEF_ARRAY(owner, member) \ argument
30 PVR_STREAM_DEF_SET(owner, member, PVR_STREAM_SIZE_ARRAY, \
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| /linux/kernel/ |
| H A D | audit_tree.c | 35 struct audit_tree *owner; member
135 if (chunk->owners[i].owner) in free_chunk()
136 put_tree(chunk->owners[i].owner); in free_chunk()
267 if (chunk->owners[n].owner == tree) in audit_tree_match()
297 struct audit_tree *owner; in replace_chunk() local
302 list_for_each_entry(owner, &new->trees, same_root) in replace_chunk()
303 owner->root = new; in replace_chunk()
305 if (!old->owners[j].owner) { in replace_chunk()
309 owner = old->owners[j].owner; in replace_chunk()
310 new->owners[i].owner = owner; in replace_chunk()
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| /linux/tools/testing/selftests/ftrace/test.d/00basic/ |
| H A D | test_ownership.tc | 31 owner=`stat -c "%u" $file`
34 echo "testing $file $owner=$original_owner and $group=$test_group"
35 if [ $owner -ne $original_owner ]; then
45 owner=`stat -c "%u" $file`
46 if [ $owner -ne $other_owner ]; then
51 owner=`stat -c "%u" $file`
52 if [ $owner -ne $original_owner ]; then
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| /linux/fs/xfs/libxfs/ |
| H A D | xfs_rmap.c | 41 uint64_t owner, in xfs_rmap_lookup_le() argument
52 cur->bc_rec.r.rm_owner = owner; in xfs_rmap_lookup_le()
80 uint64_t owner, in xfs_rmap_lookup_eq() argument
87 cur->bc_rec.r.rm_owner = owner; in xfs_rmap_lookup_eq()
125 uint64_t owner, in xfs_rmap_insert() argument
132 trace_xfs_rmap_insert(rcur, agbno, len, owner, offset, flags); in xfs_rmap_insert()
134 error = xfs_rmap_lookup_eq(rcur, agbno, len, owner, offset, flags, &i); in xfs_rmap_insert()
145 rcur->bc_rec.r.rm_owner = owner; in xfs_rmap_insert()
167 uint64_t owner, in xfs_rmap_delete() argument
174 trace_xfs_rmap_delete(rcur, agbno, len, owner, offset, flags); in xfs_rmap_delete()
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| /linux/arch/powerpc/include/asm/ |
| H A D | rheap.h | 23 const char *owner; member
43 const char *owner; member
67 const char *owner);
70 extern unsigned long rh_alloc(rh_info_t * info, int size, const char *owner);
74 const char *owner);
90 extern int rh_set_owner(rh_info_t * info, unsigned long start, const char *owner);
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| /linux/include/linux/ |
| H A D | local_lock_internal.h | 14 struct task_struct *owner; member
22 struct task_struct *owner; member
34 .owner = NULL,
42 DEBUG_LOCKS_WARN_ON(l->owner); in local_lock_acquire()
43 l->owner = current; in local_lock_acquire()
49 DEBUG_LOCKS_WARN_ON(l->owner); in local_trylock_acquire()
50 l->owner = current; in local_trylock_acquire()
55 DEBUG_LOCKS_WARN_ON(l->owner != current); in local_lock_release()
56 l->owner = NULL; in local_lock_release()
62 l->owner = NULL; in local_lock_debug_init()
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| /linux/drivers/misc/ |
| H A D | ntsync.c | 62 pid_t owner; member
106 __u32 owner; member
230 static bool is_signaled(struct ntsync_obj *obj, __u32 owner) in is_signaled() argument
238 if (obj->u.mutex.owner && obj->u.mutex.owner != owner) in is_signaled()
272 if (!is_signaled(q->entries[i].obj, q->owner)) { in try_wake_all()
291 obj->u.mutex.owner = q->owner; in try_wake_all()
353 if (mutex->u.mutex.owner && mutex->u.mutex.owner != q->owner) in try_wake_any_mutex()
361 mutex->u.mutex.owner = q->owner; in try_wake_any_mutex()
448 if (mutex->u.mutex.owner != args->owner) in unlock_mutex_state()
452 mutex->u.mutex.owner = 0; in unlock_mutex_state()
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| /linux/drivers/dma/bestcomm/ |
| H A D | sram.c | 37 int bcom_sram_init(struct device_node *sram_node, char *owner) in bcom_sram_init() argument
47 "Already initialized !\n", owner); in bcom_sram_init()
54 "Couldn't allocate internal state !\n", owner); in bcom_sram_init()
62 "Invalid device node !\n", owner); in bcom_sram_init()
70 if (!request_mem_region(res.start, resource_size(&res), owner)) { in bcom_sram_init()
72 "Couldn't request region !\n", owner); in bcom_sram_init()
84 owner, (long)bcom_sram->base_phys, bcom_sram->size ); in bcom_sram_init()
|