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/linux/drivers/infiniband/hw/hfi1/
H A Dmmu_rb.c45 struct mmu_rb_handler **handler) in hfi1_mmu_rb_register() argument
74 *handler = h; in hfi1_mmu_rb_register()
78 void hfi1_mmu_rb_unregister(struct mmu_rb_handler *handler) in hfi1_mmu_rb_unregister() argument
86 mmgrab(handler->mn.mm); in hfi1_mmu_rb_unregister()
89 mmu_notifier_unregister(&handler->mn, handler->mn.mm); in hfi1_mmu_rb_unregister()
95 flush_work(&handler->del_work); in hfi1_mmu_rb_unregister()
99 spin_lock_irqsave(&handler->lock, flags); in hfi1_mmu_rb_unregister()
100 while ((node = rb_first_cached(&handler->root))) { in hfi1_mmu_rb_unregister()
102 rb_erase_cached(node, &handler->root); in hfi1_mmu_rb_unregister()
106 spin_unlock_irqrestore(&handler->lock, flags); in hfi1_mmu_rb_unregister()
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H A Dmmu_rb.h17 struct mmu_rb_handler *handler; member
56 struct mmu_rb_handler **handler);
57 void hfi1_mmu_rb_unregister(struct mmu_rb_handler *handler);
58 int hfi1_mmu_rb_insert(struct mmu_rb_handler *handler,
62 void hfi1_mmu_rb_evict(struct mmu_rb_handler *handler, void *evict_arg);
63 struct mmu_rb_node *hfi1_mmu_rb_get_first(struct mmu_rb_handler *handler,
/linux/net/ipv4/
H A Dtunnel4.c31 int xfrm4_tunnel_register(struct xfrm_tunnel *handler, unsigned short family) in xfrm4_tunnel_register() argument
37 int priority = handler->priority; in xfrm4_tunnel_register()
51 handler->next = *pprev; in xfrm4_tunnel_register()
52 rcu_assign_pointer(*pprev, handler); in xfrm4_tunnel_register()
63 int xfrm4_tunnel_deregister(struct xfrm_tunnel *handler, unsigned short family) in xfrm4_tunnel_deregister() argument
75 if (t == handler) { in xfrm4_tunnel_deregister()
76 *pprev = handler->next; in xfrm4_tunnel_deregister()
90 #define for_each_tunnel_rcu(head, handler) \ argument
91 for (handler = rcu_dereference(head); \
92 handler != NULL; \
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/linux/net/ipv6/
H A Dtunnel6.c32 int xfrm6_tunnel_register(struct xfrm6_tunnel *handler, unsigned short family) in xfrm6_tunnel_register() argument
37 int priority = handler->priority; in xfrm6_tunnel_register()
64 handler->next = *pprev; in xfrm6_tunnel_register()
65 rcu_assign_pointer(*pprev, handler); in xfrm6_tunnel_register()
76 int xfrm6_tunnel_deregister(struct xfrm6_tunnel *handler, unsigned short family) in xfrm6_tunnel_deregister() argument
101 if (t == handler) { in xfrm6_tunnel_deregister()
102 *pprev = handler->next; in xfrm6_tunnel_deregister()
117 #define for_each_tunnel_rcu(head, handler) \ argument
118 for (handler = rcu_dereference(head); \
119 handler != NULL; \
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H A Dxfrm6_protocol.c41 #define for_each_protocol_rcu(head, handler) \ argument
42 for (handler = rcu_dereference(head); \
43 handler != NULL; \
44 handler = rcu_dereference(handler->next)) \
49 struct xfrm6_protocol *handler; in xfrm6_rcv_cb() local
55 for_each_protocol_rcu(*proto_handlers(protocol), handler) in xfrm6_rcv_cb()
56 if ((ret = handler->cb_handler(skb, err)) <= 0) in xfrm6_rcv_cb()
66 struct xfrm6_protocol *handler; in xfrm6_rcv_encap() local
98 for_each_protocol_rcu(*head, handler) in xfrm6_rcv_encap()
99 if ((ret = handler->input_handler(skb, nexthdr, spi, encap_type)) != -EINVAL) in xfrm6_rcv_encap()
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/linux/drivers/irqchip/
H A Dirq-sifive-plic.c108 static void __plic_toggle(struct plic_handler *handler, int hwirq, int enable) in __plic_toggle() argument
110 u32 __iomem *base = handler->enable_base; in __plic_toggle()
122 handler->enable_save[group] = value; in __plic_toggle()
126 static void plic_toggle(struct plic_handler *handler, int hwirq, int enable) in plic_toggle() argument
130 raw_spin_lock_irqsave(&handler->enable_lock, flags); in plic_toggle()
131 __plic_toggle(handler, hwirq, enable); in plic_toggle()
132 raw_spin_unlock_irqrestore(&handler->enable_lock, flags); in plic_toggle()
141 struct plic_handler *handler = per_cpu_ptr(&plic_handlers, cpu); in plic_irq_toggle() local
143 plic_toggle(handler, d->hwirq, enable); in plic_irq_toggle()
174 struct plic_handler *handler = this_cpu_ptr(&plic_handlers); in plic_irq_eoi() local
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/linux/drivers/soc/fsl/qbman/
H A Dqman_test_stash.c250 static inline int process_frame_data(struct hp_handler *handler, in process_frame_data() argument
253 u32 *p = handler->frame_ptr; in process_frame_data()
257 if (qm_fd_addr_get64(fd) != handler->addr) { in process_frame_data()
259 qm_fd_addr_get64(fd), handler->addr); in process_frame_data()
263 *p ^= handler->rx_mixer; in process_frame_data()
268 *p ^= handler->tx_mixer; in process_frame_data()
279 struct hp_handler *handler = (struct hp_handler *)fq; in normal_dqrr() local
281 if (process_frame_data(handler, &dqrr->fd)) { in normal_dqrr()
285 if (qman_enqueue(&handler->tx, &dqrr->fd)) { in normal_dqrr()
298 struct hp_handler *handler = (struct hp_handler *)fq; in special_dqrr() local
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/linux/kernel/
H A Dreboot.c345 struct sys_off_handler *handler; in sys_off_notify() local
348 handler = container_of(nb, struct sys_off_handler, nb); in sys_off_notify()
349 data.cb_data = handler->cb_data; in sys_off_notify()
352 data.dev = handler->dev; in sys_off_notify()
354 return handler->sys_off_cb(&data); in sys_off_notify()
361 struct sys_off_handler *handler; in alloc_sys_off_handler() local
369 handler = &platform_sys_off_handler; in alloc_sys_off_handler()
370 if (handler->cb_data) in alloc_sys_off_handler()
378 handler = kzalloc_obj(*handler, flags); in alloc_sys_off_handler()
379 if (!handler) in alloc_sys_off_handler()
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/linux/drivers/acpi/
H A Dwakeup.c114 struct acpi_wakeup_handler *handler; in acpi_register_wakeup_handler() local
123 handler = kmalloc_obj(*handler); in acpi_register_wakeup_handler()
124 if (!handler) in acpi_register_wakeup_handler()
127 handler->wakeup = wakeup; in acpi_register_wakeup_handler()
128 handler->context = context; in acpi_register_wakeup_handler()
131 list_add(&handler->list_node, &acpi_wakeup_handler_head); in acpi_register_wakeup_handler()
146 struct acpi_wakeup_handler *handler; in acpi_unregister_wakeup_handler() local
149 list_for_each_entry(handler, &acpi_wakeup_handler_head, list_node) { in acpi_unregister_wakeup_handler()
150 if (handler->wakeup == wakeup && handler->context == context) { in acpi_unregister_wakeup_handler()
151 list_del(&handler->list_node); in acpi_unregister_wakeup_handler()
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H A Dplatform_profile.c78 struct platform_profile_handler *handler; in _store_class_profile() local
82 handler = to_pprof_handler(dev); in _store_class_profile()
83 if (!test_bit(*bit, handler->choices) && !test_bit(*bit, handler->hidden_choices)) in _store_class_profile()
86 return handler->ops->profile_set(dev, *bit); in _store_class_profile()
98 struct platform_profile_handler *handler = to_pprof_handler(dev); in _notify_class_profile() local
101 sysfs_notify(&handler->dev.kobj, NULL, "profile"); in _notify_class_profile()
102 kobject_uevent(&handler->dev.kobj, KOBJ_CHANGE); in _notify_class_profile()
117 struct platform_profile_handler *handler; in get_class_profile() local
122 handler = to_pprof_handler(dev); in get_class_profile()
123 err = handler->ops->profile_get(dev, &val); in get_class_profile()
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/linux/arch/arm/probes/uprobes/
H A Dactions-arm.c195 [PROBES_PRELOAD_IMM] = {.handler = probes_simulate_nop},
196 [PROBES_PRELOAD_REG] = {.handler = probes_simulate_nop},
197 [PROBES_BRANCH_IMM] = {.handler = simulate_blx1},
198 [PROBES_MRS] = {.handler = simulate_mrs},
199 [PROBES_BRANCH_REG] = {.handler = simulate_blx2bx},
200 [PROBES_CLZ] = {.handler = probes_simulate_nop},
201 [PROBES_SATURATING_ARITHMETIC] = {.handler = probes_simulate_nop},
202 [PROBES_MUL1] = {.handler = probes_simulate_nop},
203 [PROBES_MUL2] = {.handler = probes_simulate_nop},
204 [PROBES_SWP] = {.handler = probes_simulate_nop},
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/linux/arch/arm/probes/kprobes/
H A Dactions-arm.c298 [PROBES_PRELOAD_IMM] = {.handler = probes_simulate_nop},
299 [PROBES_PRELOAD_REG] = {.handler = probes_simulate_nop},
300 [PROBES_BRANCH_IMM] = {.handler = simulate_blx1},
301 [PROBES_MRS] = {.handler = simulate_mrs},
302 [PROBES_BRANCH_REG] = {.handler = simulate_blx2bx},
303 [PROBES_CLZ] = {.handler = emulate_rd12rm0_noflags_nopc},
305 .handler = emulate_rd12rn16rm0_rwflags_nopc},
306 [PROBES_MUL1] = {.handler = emulate_rdlo12rdhi16rn0rm8_rwflags_nopc},
307 [PROBES_MUL2] = {.handler = emulate_rd16rn12rm0rs8_rwflags_nopc},
308 [PROBES_SWP] = {.handler = emulate_rd12rn16rm0_rwflags_nopc},
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H A Dactions-thumb.c621 [PROBES_T16_ADD_SP] = {.handler = t16_simulate_add_sp_imm},
622 [PROBES_T16_CBZ] = {.handler = t16_simulate_cbz},
623 [PROBES_T16_SIGN_EXTEND] = {.handler = t16_emulate_loregs_rwflags},
626 [PROBES_T16_SEV] = {.handler = probes_emulate_none},
627 [PROBES_T16_WFE] = {.handler = probes_simulate_nop},
629 [PROBES_T16_CMP] = {.handler = t16_emulate_loregs_rwflags},
630 [PROBES_T16_ADDSUB] = {.handler = t16_emulate_loregs_noitrwflags},
631 [PROBES_T16_LOGICAL] = {.handler = t16_emulate_loregs_noitrwflags},
632 [PROBES_T16_LDR_LIT] = {.handler = t16_simulate_ldr_literal},
633 [PROBES_T16_BLX] = {.handler = t16_simulate_bxblx},
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H A Dactions-common.c130 probes_insn_handler_t *handler = 0; in kprobe_decode_ldmstm() local
137 handler = emulate_generic_r0_12_noflags; in kprobe_decode_ldmstm()
143 handler = emulate_generic_r2_14_noflags; in kprobe_decode_ldmstm()
150 handler = emulate_ldm_r3_15; in kprobe_decode_ldmstm()
154 if (handler) { in kprobe_decode_ldmstm()
158 asi->insn_handler = handler; in kprobe_decode_ldmstm()
164 handler = is_ldm ? simulate_ldm1_pc : simulate_stm1_pc; in kprobe_decode_ldmstm()
166 handler = simulate_ldm1stm1; in kprobe_decode_ldmstm()
167 asi->insn_handler = handler; in kprobe_decode_ldmstm()
/linux/fs/btrfs/
H A Dprops.c70 const struct prop_handler *handler; in btrfs_validate_prop() local
75 handler = find_prop_handler(name, NULL); in btrfs_validate_prop()
76 if (!handler) in btrfs_validate_prop()
82 return handler->validate(inode, value, value_len); in btrfs_validate_prop()
99 const struct prop_handler *handler; in btrfs_ignore_prop() local
101 handler = find_prop_handler(name, NULL); in btrfs_ignore_prop()
102 ASSERT(handler != NULL); in btrfs_ignore_prop()
104 return handler->ignore(inode); in btrfs_ignore_prop()
111 const struct prop_handler *handler; in btrfs_set_prop() local
114 handler = find_prop_handler(name, NULL); in btrfs_set_prop()
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/linux/kernel/trace/
H A Drethook.c51 rcu_assign_pointer(rh->handler, NULL); in rethook_stop()
87 return (rethook_handler_t)rcu_dereference_check(rh->handler, in rethook_get_handler()
103 struct rethook *rethook_alloc(void *data, rethook_handler_t handler, in rethook_alloc() argument
108 if (!handler || num <= 0 || size < sizeof(struct rethook_node)) in rethook_alloc()
116 rcu_assign_pointer(rh->handler, handler); in rethook_alloc()
144 rethook_handler_t handler; in rethook_recycle() local
146 handler = rethook_get_handler(node->rethook); in rethook_recycle()
147 if (likely(handler)) in rethook_recycle()
163 rethook_handler_t handler = rethook_get_handler(rh); in rethook_try_get() local
166 if (unlikely(!handler)) in rethook_try_get()
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/linux/drivers/scsi/
H A Dscsi_dh.c154 sdev->handler = scsi_dh; in scsi_dh_handler_attach()
165 sdev->handler->detach(sdev); in scsi_dh_handler_detach()
166 sdev_printk(KERN_NOTICE, sdev, "%s: Detached\n", sdev->handler->name); in scsi_dh_handler_detach()
167 module_put(sdev->handler->module); in scsi_dh_handler_detach()
188 if (sdev->handler) in scsi_dh_release_device()
263 if (!sdev->handler) in scsi_dh_activate()
274 if (sdev->handler->activate) in scsi_dh_activate()
275 err = sdev->handler->activate(sdev, fn, data); in scsi_dh_activate()
307 if (sdev->handler && sdev->handler->set_params) in scsi_dh_set_params()
308 err = sdev->handler->set_params(sdev, params); in scsi_dh_set_params()
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/linux/arch/arm64/kernel/probes/
H A Ddecode-insn.c86 api->handler = simulate_nop; in arm_probe_decode_insn()
98 api->handler = simulate_b_cond; in arm_probe_decode_insn()
101 api->handler = simulate_cbz_cbnz; in arm_probe_decode_insn()
104 api->handler = simulate_tbz_tbnz; in arm_probe_decode_insn()
106 api->handler = simulate_adr_adrp; in arm_probe_decode_insn()
109 api->handler = simulate_b_bl; in arm_probe_decode_insn()
112 api->handler = simulate_br_blr; in arm_probe_decode_insn()
114 api->handler = simulate_ret; in arm_probe_decode_insn()
155 api->handler = simulate_ldr_literal; in arm_kprobe_decode_insn()
158 api->handler = simulate_ldrsw_literal; in arm_kprobe_decode_insn()
/linux/drivers/firewire/
H A Dcore-transaction.c561 struct fw_address_handler *handler; in lookup_overlapping_address_handler() local
563 list_for_each_entry_rcu(handler, list, link) { in lookup_overlapping_address_handler()
564 if (handler->offset < offset + length && in lookup_overlapping_address_handler()
565 offset < handler->offset + handler->length) in lookup_overlapping_address_handler()
566 return handler; in lookup_overlapping_address_handler()
572 static bool is_enclosing_handler(struct fw_address_handler *handler, in is_enclosing_handler() argument
575 return handler->offset <= offset && in is_enclosing_handler()
576 offset + length <= handler->offset + handler->length; in is_enclosing_handler()
582 struct fw_address_handler *handler; in lookup_enclosing_address_handler() local
584 list_for_each_entry_rcu(handler, list, link) { in lookup_enclosing_address_handler()
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/linux/rust/kernel/irq/
H A Drequest.rs34 /// Callbacks for an IRQ handler.
36 /// The hard IRQ handler.
42 /// interrupt context, should be deferred to a threaded handler.
81 /// A registration of an IRQ handler for a given IRQ line. in drop()
87 /// handler and process context. [`Completion`] uses interior mutability, so the in drop()
88 /// handler can signal with [`Completion::complete_all()`] and the process
126 /// // Registers an IRQ handler for the given IrqRequest.
146 /// registration.handler().completion.wait_for_completion();
155 /// * We own an irq handler registered via `request_irq` whose cookie is a pointer to `Self`.
161 handler
189 handler: T, global() field
239 pub fn handler(&self) -> &T { handler() method
409 handler: T, global() field
460 pub fn handler(&self) -> &T { handler() method
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/linux/drivers/s390/crypto/
H A Dpkey_base.c36 int pkey_handler_register(struct pkey_handler *handler) in pkey_handler_register() argument
40 if (!handler || in pkey_handler_register()
41 !handler->is_supported_key || in pkey_handler_register()
42 !handler->is_supported_keytype) in pkey_handler_register()
45 if (!try_module_get(handler->module)) in pkey_handler_register()
52 if (h == handler) { in pkey_handler_register()
55 module_put(handler->module); in pkey_handler_register()
61 list_add_rcu(&handler->list, &handler_list); in pkey_handler_register()
72 module_put(handler->module); in pkey_handler_register()
75 handler->name ?: "<no name>"); in pkey_handler_register()
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/linux/kernel/irq/
H A Ddevres.c34 irq_handler_t handler, irq_handler_t thread_fn, in devm_request_result() argument
41 irq, handler, thread_fn, devname ? : ""); in devm_request_result()
45 irq_handler_t handler, in __devm_request_threaded_irq() argument
61 rc = request_threaded_irq(irq, handler, thread_fn, irqflags, devname, in __devm_request_threaded_irq()
101 irq_handler_t handler, irq_handler_t thread_fn, in devm_request_threaded_irq() argument
105 int rc = __devm_request_threaded_irq(dev, irq, handler, thread_fn, in devm_request_threaded_irq()
108 return devm_request_result(dev, rc, irq, handler, thread_fn, devname); in devm_request_threaded_irq()
113 irq_handler_t handler, in __devm_request_any_context_irq() argument
128 rc = request_any_context_irq(irq, handler, irqflags, devname, dev_id); in __devm_request_any_context_irq()
166 irq_handler_t handler, unsigned long irqflags, in devm_request_any_context_irq() argument
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/linux/include/trace/events/
H A Dnmi.h13 TP_PROTO(void *handler, s64 delta_ns, int handled),
15 TP_ARGS(handler, delta_ns, handled),
18 __field( void *, handler )
24 __entry->handler = handler;
30 __entry->handler,
/linux/arch/sh/drivers/dma/
H A Ddmabrg.c69 void (*handler)(void *); member
75 dmabrg_handlers[i].handler(dmabrg_handlers[i].data); in dmabrg_call_handler()
125 int dmabrg_request_irq(unsigned int dmairq, void(*handler)(void*), in dmabrg_request_irq()
128 if ((dmairq > 9) || !handler) in dmabrg_request_irq()
130 if (dmabrg_handlers[dmairq].handler) in dmabrg_request_irq()
133 dmabrg_handlers[dmairq].handler = handler; in dmabrg_request_irq()
145 dmabrg_handlers[dmairq].handler = NULL; in dmabrg_free_irq()
/linux/drivers/input/rmi4/
H A Drmi_bus.c150 const struct rmi_function_handler *handler = to_rmi_function_handler(drv); in rmi_function_match() local
153 return fn->fd.function_number == handler->func; in rmi_function_match()
176 struct rmi_function_handler *handler) in rmi_create_function_irq() argument
193 handler->attention, IRQF_ONESHOT, in rmi_create_function_irq()
207 struct rmi_function_handler *handler = in rmi_function_probe() local
213 if (handler->probe) { in rmi_function_probe()
214 error = handler->probe(fn); in rmi_function_probe()
219 if (fn->num_of_irqs && handler->attention) { in rmi_function_probe()
220 error = rmi_create_function_irq(fn, handler); in rmi_function_probe()
231 struct rmi_function_handler *handler = in rmi_function_remove() local
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