/kernel/linux/linux-5.10/arch/s390/lib/ |
D | spinlock.c | 75 int owner; in arch_load_niai4() local 80 : "=d" (owner) : "Q" (*lock) : "memory"); in arch_load_niai4() 81 return owner; in arch_load_niai4() 120 int lockval, ix, node_id, tail_id, old, new, owner, count; in arch_spin_lock_queued() local 161 owner = arch_spin_yield_target(old, node); in arch_spin_lock_queued() 162 if (owner && arch_vcpu_is_preempted(owner - 1)) in arch_spin_lock_queued() 163 smp_yield_cpu(owner - 1); in arch_spin_lock_queued() 173 owner = arch_spin_yield_target(old, node); in arch_spin_lock_queued() 174 if (owner && arch_vcpu_is_preempted(owner - 1)) in arch_spin_lock_queued() 175 smp_yield_cpu(owner - 1); in arch_spin_lock_queued() [all …]
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/kernel/linux/linux-5.10/kernel/locking/ |
D | mutex.c | 42 atomic_long_set(&lock->owner, 0); in __mutex_init() 75 return (struct task_struct *)(atomic_long_read(&lock->owner) & ~MUTEX_FLAGS); in __mutex_owner() 78 static inline struct task_struct *__owner_task(unsigned long owner) in __owner_task() argument 80 return (struct task_struct *)(owner & ~MUTEX_FLAGS); in __owner_task() 99 static inline unsigned long __owner_flags(unsigned long owner) in __owner_flags() argument 101 return owner & MUTEX_FLAGS; in __owner_flags() 109 unsigned long owner, curr = (unsigned long)current; in __mutex_trylock_or_owner() local 111 owner = atomic_long_read(&lock->owner); in __mutex_trylock_or_owner() 113 unsigned long old, flags = __owner_flags(owner); in __mutex_trylock_or_owner() 114 unsigned long task = owner & ~MUTEX_FLAGS; in __mutex_trylock_or_owner() [all …]
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D | spinlock_debug.c | 28 lock->owner = SPINLOCK_OWNER_INIT; in __raw_spin_lock_init() 46 lock->owner = SPINLOCK_OWNER_INIT; in __rwlock_init() 54 struct task_struct *owner = READ_ONCE(lock->owner); in spin_dump() local 56 if (owner == SPINLOCK_OWNER_INIT) in spin_dump() 57 owner = NULL; in spin_dump() 64 owner ? owner->comm : "<none>", in spin_dump() 65 owner ? task_pid_nr(owner) : -1, in spin_dump() 84 SPIN_BUG_ON(READ_ONCE(lock->owner) == current, lock, "recursion"); in debug_spin_lock_before() 92 WRITE_ONCE(lock->owner, current); in debug_spin_lock_after() 99 SPIN_BUG_ON(lock->owner != current, lock, "wrong owner"); in debug_spin_unlock() [all …]
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D | rtmutex.c | 53 rt_mutex_set_owner(struct rt_mutex *lock, struct task_struct *owner) in rt_mutex_set_owner() argument 55 unsigned long val = (unsigned long)owner; in rt_mutex_set_owner() 60 WRITE_ONCE(lock->owner, (struct task_struct *)val); in rt_mutex_set_owner() 65 lock->owner = (struct task_struct *) in clear_rt_mutex_waiters() 66 ((unsigned long)lock->owner & ~RT_MUTEX_HAS_WAITERS); in clear_rt_mutex_waiters() 71 unsigned long owner, *p = (unsigned long *) &lock->owner; in fixup_rt_mutex_waiters() local 134 owner = READ_ONCE(*p); in fixup_rt_mutex_waiters() 135 if (owner & RT_MUTEX_HAS_WAITERS) in fixup_rt_mutex_waiters() 136 WRITE_ONCE(*p, owner & ~RT_MUTEX_HAS_WAITERS); in fixup_rt_mutex_waiters() 144 # define rt_mutex_cmpxchg_acquire(l,c,n) (cmpxchg_acquire(&l->owner, c, n) == c) [all …]
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D | rwsem.c | 110 atomic_long_read(&(sem)->owner), (long)current, \ 176 atomic_long_set(&sem->owner, (long)current); in rwsem_set_owner() 181 atomic_long_set(&sem->owner, 0); in rwsem_clear_owner() 189 return atomic_long_read(&sem->owner) & flags; in rwsem_test_oflags() 203 struct task_struct *owner) in __rwsem_set_reader_owned() argument 205 unsigned long val = (unsigned long)owner | RWSEM_READER_OWNED | in __rwsem_set_reader_owned() 206 (atomic_long_read(&sem->owner) & RWSEM_RD_NONSPINNABLE); in __rwsem_set_reader_owned() 208 atomic_long_set(&sem->owner, val); in __rwsem_set_reader_owned() 242 unsigned long val = atomic_long_read(&sem->owner); in rwsem_clear_reader_owned() 245 if (atomic_long_try_cmpxchg(&sem->owner, &val, in rwsem_clear_reader_owned() [all …]
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/kernel/linux/linux-5.10/drivers/media/mc/ |
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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/kernel/linux/linux-5.10/kernel/bpf/ |
D | bpf_local_storage.c | 24 static int mem_charge(struct bpf_local_storage_map *smap, void *owner, u32 size) in mem_charge() argument 31 return map->ops->map_local_storage_charge(smap, owner, size); in mem_charge() 34 static void mem_uncharge(struct bpf_local_storage_map *smap, void *owner, in mem_uncharge() argument 40 map->ops->map_local_storage_uncharge(smap, owner, size); in mem_uncharge() 44 owner_storage(struct bpf_local_storage_map *smap, void *owner) in owner_storage() argument 48 return map->ops->map_owner_storage_ptr(owner); in owner_storage() 62 bpf_selem_alloc(struct bpf_local_storage_map *smap, void *owner, in bpf_selem_alloc() argument 67 if (charge_mem && mem_charge(smap, owner, smap->elem_size)) in bpf_selem_alloc() 78 mem_uncharge(smap, owner, smap->elem_size); in bpf_selem_alloc() 93 void *owner; in bpf_selem_unlink_storage_nolock() local [all …]
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/kernel/linux/linux-5.10/scripts/coccinelle/api/ |
D | platform_no_drv_owner.cocci | 2 /// Remove .owner field if calls are used which set it automatically 31 - .owner = THIS_MODULE, 40 - .owner = THIS_MODULE, 62 - .owner = THIS_MODULE, 71 - .owner = THIS_MODULE, 84 * .owner@j0 = THIS_MODULE, 95 * .owner@j0 = THIS_MODULE, 106 * .owner@j0 = THIS_MODULE, 117 * .owner@j0 = THIS_MODULE, 127 msg = "No need to set .owner here. The core will do it." [all …]
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/kernel/linux/linux-5.10/drivers/regulator/ |
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, [all …]
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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, [all …]
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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, [all …]
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/kernel/linux/linux-5.10/Documentation/vm/ |
D | page_owner.rst | 4 page owner: Tracking about who allocated each page 10 page owner is for the tracking about who allocated each page. 24 page owner can also be used for various purposes. For example, accurate 26 each page. It is already implemented and activated if page owner is 29 page owner is disabled in default. So, if you'd like to use it, you need 31 with page owner and page owner is disabled in runtime due to no enabling 33 doesn't require memory to store owner information, so there is no runtime 34 memory overhead. And, page owner inserts just two unlikely branches into 36 like as the kernel without page owner. These two unlikely branches should 41 - Without page owner:: [all …]
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/kernel/linux/linux-5.10/include/linux/ |
D | local_lock_internal.h | 12 struct task_struct *owner; member 23 .owner = NULL, 28 DEBUG_LOCKS_WARN_ON(l->owner); in local_lock_acquire() 29 l->owner = current; in local_lock_acquire() 34 DEBUG_LOCKS_WARN_ON(l->owner != current); in local_lock_release() 35 l->owner = NULL; in local_lock_release() 41 l->owner = NULL; in local_lock_debug_init()
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/kernel/linux/linux-5.10/fs/xfs/libxfs/ |
D | xfs_rmap.c | 34 uint64_t owner, in xfs_rmap_lookup_le() argument 41 cur->bc_rec.r.rm_owner = owner; in xfs_rmap_lookup_le() 56 uint64_t owner, in xfs_rmap_lookup_eq() argument 63 cur->bc_rec.r.rm_owner = owner; in xfs_rmap_lookup_eq() 103 uint64_t owner, in xfs_rmap_insert() argument 111 len, owner, offset, flags); in xfs_rmap_insert() 113 error = xfs_rmap_lookup_eq(rcur, agbno, len, owner, offset, flags, &i); in xfs_rmap_insert() 123 rcur->bc_rec.r.rm_owner = owner; in xfs_rmap_insert() 145 uint64_t owner, in xfs_rmap_delete() argument 153 len, owner, offset, flags); in xfs_rmap_delete() [all …]
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D | xfs_rmap.h | 84 uint64_t *owner, in xfs_owner_info_unpack() argument 90 *owner = oinfo->oi_owner; in xfs_owner_info_unpack() 102 uint64_t owner, in xfs_owner_info_pack() argument 106 oinfo->oi_owner = owner; in xfs_owner_info_pack() 123 xfs_extlen_t len, uint64_t owner, uint64_t offset, 126 xfs_extlen_t len, uint64_t owner, uint64_t offset, 129 xfs_extlen_t len, uint64_t owner, uint64_t offset, 173 xfs_agblock_t bno, xfs_extlen_t len, uint64_t owner); 175 xfs_agblock_t bno, xfs_extlen_t len, uint64_t owner); 180 uint64_t owner, int whichfork, xfs_fileoff_t startoff, [all …]
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/kernel/linux/linux-5.10/Documentation/locking/ |
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 [all …]
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/kernel/linux/linux-5.10/arch/powerpc/include/asm/ |
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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/kernel/liteos_a/kernel/base/ipc/ |
D | los_mux.c | 229 mutex->owner = NULL; in LOS_MuxInit() 267 LosTaskCB *owner = (LosTaskCB *)mutex->owner; in OsMuxBitmapSet() local 268 INT32 ret = OsSchedParamCompare(owner, runTask); in OsMuxBitmapSet() 271 owner->ops->priorityInheritance(owner, ¶m); in OsMuxBitmapSet() 282 LosTaskCB *owner = (LosTaskCB *)mutex->owner; in OsMuxBitmapRestore() local 284 owner->ops->priorityRestore(owner, list, ¶m); in OsMuxBitmapRestore() 294 mutex->owner = NULL; in OsMuxPendOp() 300 mutex->owner = (VOID *)runTask; in OsMuxPendOp() 311 if (((LosTaskCB *)mutex->owner == runTask) && (mutex->attr.type == LOS_MUX_RECURSIVE)) { in OsMuxPendOp() 356 if ((mutex->attr.type == LOS_MUX_ERRORCHECK) && (mutex->owner == (VOID *)runTask)) { in OsMuxLockUnsafe() [all …]
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/kernel/linux/linux-5.10/arch/x86/pci/ |
D | xen.c | 602 struct xen_device_domain_owner *owner; in find_device() local 604 list_for_each_entry(owner, &dev_domain_list, list) { in find_device() 605 if (owner->dev == dev) in find_device() 606 return owner; in find_device() 613 struct xen_device_domain_owner *owner; in xen_find_device_domain_owner() local 617 owner = find_device(dev); in xen_find_device_domain_owner() 618 if (owner) in xen_find_device_domain_owner() 619 domain = owner->domain; in xen_find_device_domain_owner() 627 struct xen_device_domain_owner *owner; in xen_register_device_domain_owner() local 629 owner = kzalloc(sizeof(struct xen_device_domain_owner), GFP_KERNEL); in xen_register_device_domain_owner() [all …]
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/kernel/linux/linux-5.10/kernel/ |
D | audit_tree.c | 35 struct audit_tree *owner; member 133 if (chunk->owners[i].owner) in free_chunk() 134 put_tree(chunk->owners[i].owner); in free_chunk() 265 if (chunk->owners[n].owner == tree) in audit_tree_match() 295 struct audit_tree *owner; in replace_chunk() local 300 list_for_each_entry(owner, &new->trees, same_root) in replace_chunk() 301 owner->root = new; in replace_chunk() 303 if (!old->owners[j].owner) { in replace_chunk() 307 owner = old->owners[j].owner; in replace_chunk() 308 new->owners[i].owner = owner; in replace_chunk() [all …]
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/kernel/linux/linux-5.10/drivers/pinctrl/ |
D | pinmux.c | 108 int pin, const char *owner, in pin_request() argument 124 pin, desc->name, owner); in pin_request() 127 desc->mux_usecount && strcmp(desc->mux_owner, owner)) { in pin_request() 130 desc->name, desc->mux_owner, owner); in pin_request() 137 desc->name, desc->gpio_owner, owner); in pin_request() 142 desc->gpio_owner = owner; in pin_request() 148 desc->mux_owner = owner; in pin_request() 152 if (!try_module_get(pctldev->owner)) { in pin_request() 174 module_put(pctldev->owner); in pin_request() 190 pin, owner, status); in pin_request() [all …]
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/kernel/liteos_m/kernel/src/ |
D | los_mux.c | 71 muxNode->owner = (LosTaskCB *)NULL; in OsMuxInit() 112 muxCreated->owner = (LosTaskCB *)NULL; in LOS_MuxCreate() 216 muxPended->owner = runningTask; in LOS_MuxPend() 222 if (muxPended->owner == runningTask) { in LOS_MuxPend() 235 if (muxPended->owner->priority > runningTask->priority) { in LOS_MuxPend() 236 (VOID)OsSchedModifyTaskSchedParam(muxPended->owner, runningTask->priority); in LOS_MuxPend() 292 if ((muxPosted->muxCount == 0) || (muxPosted->owner != runningTask)) { in LOS_MuxPost() 303 if ((muxPosted->owner->priority) != muxPosted->priority) { in LOS_MuxPost() 304 (VOID)OsSchedModifyTaskSchedParam(muxPosted->owner, muxPosted->priority); in LOS_MuxPost() 311 muxPosted->owner = resumedTask; in LOS_MuxPost() [all …]
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/kernel/linux/linux-5.10/drivers/dma/bestcomm/ |
D | sram.c | 41 int bcom_sram_init(struct device_node *sram_node, char *owner) in bcom_sram_init() argument 51 "Already initialized !\n", owner); in bcom_sram_init() 58 "Couldn't allocate internal state !\n", owner); in bcom_sram_init() 66 "Invalid device node !\n", owner); in bcom_sram_init() 77 if (!request_mem_region(bcom_sram->base_phys, bcom_sram->size, owner)) { in bcom_sram_init() 79 "Couldn't request region !\n", owner); in bcom_sram_init() 91 owner, (long)bcom_sram->base_phys, bcom_sram->size ); in bcom_sram_init()
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/kernel/linux/linux-5.10/arch/csky/include/asm/ |
D | spinlock.h | 31 while (lockval.tickets.next != lockval.tickets.owner) in arch_spin_lock() 32 lockval.tickets.owner = READ_ONCE(lock->tickets.owner); in arch_spin_lock() 68 WRITE_ONCE(lock->tickets.owner, lock->tickets.owner + 1); in arch_spin_unlock() 73 return lock.tickets.owner == lock.tickets.next; in arch_spin_value_unlocked() 85 return (tickets.next - tickets.owner) > 1; in arch_spin_is_contended()
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/kernel/linux/linux-5.10/drivers/iommu/ |
D | exynos-iommu.c | 673 struct exynos_iommu_owner *owner = dev_iommu_priv_get(master); in exynos_sysmmu_suspend() local 675 mutex_lock(&owner->rpm_lock); in exynos_sysmmu_suspend() 680 mutex_unlock(&owner->rpm_lock); in exynos_sysmmu_suspend() 691 struct exynos_iommu_owner *owner = dev_iommu_priv_get(master); in exynos_sysmmu_resume() local 693 mutex_lock(&owner->rpm_lock); in exynos_sysmmu_resume() 698 mutex_unlock(&owner->rpm_lock); in exynos_sysmmu_resume() 841 struct exynos_iommu_owner *owner = dev_iommu_priv_get(dev); in exynos_iommu_detach_device() local 846 if (!has_sysmmu(dev) || owner->domain != iommu_domain) in exynos_iommu_detach_device() 849 mutex_lock(&owner->rpm_lock); in exynos_iommu_detach_device() 851 list_for_each_entry(data, &owner->controllers, owner_node) { in exynos_iommu_detach_device() [all …]
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