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Searched refs:eventfd (Results 1 – 25 of 889) sorted by relevance

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/linux/drivers/virt/acrn/
A Dirqfd.c36 struct eventfd_ctx *eventfd; member
135 if (IS_ERR(eventfd)) { in acrn_irqfd_assign()
136 ret = PTR_ERR(eventfd); in acrn_irqfd_assign()
140 irqfd->eventfd = eventfd; in acrn_irqfd_assign()
151 if (irqfd->eventfd != tmp->eventfd) in acrn_irqfd_assign()
169 if (eventfd && !IS_ERR(eventfd)) in acrn_irqfd_assign()
170 eventfd_ctx_put(eventfd); in acrn_irqfd_assign()
185 if (IS_ERR(eventfd)) in acrn_irqfd_deassign()
186 return PTR_ERR(eventfd); in acrn_irqfd_deassign()
190 if (irqfd->eventfd == eventfd) { in acrn_irqfd_deassign()
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A Dioeventfd.c29 struct eventfd_ctx *eventfd; member
47 eventfd_ctx_put(p->eventfd); in acrn_ioeventfd_shutdown()
61 if (p->eventfd == ioeventfd->eventfd && in hsm_ioeventfd_is_conflict()
96 if (IS_ERR(eventfd)) in acrn_ioeventfd_assign()
97 return PTR_ERR(eventfd); in acrn_ioeventfd_assign()
108 p->eventfd = eventfd; in acrn_ioeventfd_assign()
143 eventfd_ctx_put(eventfd); in acrn_ioeventfd_assign()
154 if (IS_ERR(eventfd)) in acrn_ioeventfd_deassign()
155 return PTR_ERR(eventfd); in acrn_ioeventfd_deassign()
159 if (p->eventfd != eventfd) in acrn_ioeventfd_deassign()
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/linux/virt/kvm/
A Deventfd.c327 if (IS_ERR(eventfd)) { in kvm_irqfd_assign()
328 ret = PTR_ERR(eventfd); in kvm_irqfd_assign()
332 irqfd->eventfd = eventfd; in kvm_irqfd_assign()
394 if (irqfd->eventfd != tmp->eventfd) in kvm_irqfd_assign()
448 if (eventfd && !IS_ERR(eventfd)) in kvm_irqfd_assign()
545 if (IS_ERR(eventfd)) in kvm_irqfd_deassign()
551 if (irqfd->eventfd == eventfd && irqfd->gsi == args->gsi) { in kvm_irqfd_deassign()
813 if (IS_ERR(eventfd)) in kvm_assign_ioeventfd_idx()
826 p->eventfd = eventfd; in kvm_assign_ioeventfd_idx()
877 if (IS_ERR(eventfd)) in kvm_deassign_ioeventfd_idx()
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/linux/drivers/vfio/
A Dvirqfd.c50 eventfd_ctx_do_read(virqfd->eventfd, &cnt); in virqfd_wakeup()
93 eventfd_ctx_remove_wait_queue(virqfd->eventfd, &virqfd->wait, &cnt); in virqfd_shutdown()
95 eventfd_ctx_put(virqfd->eventfd); in virqfd_shutdown()
143 virqfd->eventfd = ctx; in vfio_virqfd_enable()
/linux/include/trace/events/
A Dio_uring.h71 unsigned nr_bufs, bool eventfd, long ret),
73 TP_ARGS(ctx, opcode, nr_files, nr_bufs, eventfd, ret),
80 __field( bool, eventfd )
89 __entry->eventfd = eventfd;
96 __entry->nr_bufs, __entry->eventfd, __entry->ret)
/linux/mm/
A Dvmpressure.c367 struct eventfd_ctx *eventfd, const char *args) in vmpressure_register_event() argument
403 ev->efd = eventfd; in vmpressure_register_event()
428 struct eventfd_ctx *eventfd) in vmpressure_unregister_event() argument
435 if (ev->efd != eventfd) in vmpressure_unregister_event()
A Dmemcontrol.c129 struct eventfd_ctx *eventfd; member
143 struct eventfd_ctx *eventfd; member
4201 new->entries[size - 1].eventfd = eventfd; in __mem_cgroup_usage_register_event()
4277 if (thresholds->primary->entries[i].eventfd != eventfd) in __mem_cgroup_usage_unregister_event()
4301 if (thresholds->primary->entries[i].eventfd == eventfd) in __mem_cgroup_usage_unregister_event()
4335 struct eventfd_ctx *eventfd) in mem_cgroup_usage_unregister_event() argument
4341 struct eventfd_ctx *eventfd) in memsw_cgroup_usage_unregister_event() argument
4357 event->eventfd = eventfd; in mem_cgroup_oom_register_event()
4362 eventfd_signal(eventfd, 1); in mem_cgroup_oom_register_event()
4369 struct eventfd_ctx *eventfd) in mem_cgroup_oom_unregister_event() argument
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/linux/include/linux/
A Dvmpressure.h42 struct eventfd_ctx *eventfd,
45 struct eventfd_ctx *eventfd);
A Dkvm_irqfd.h56 struct eventfd_ctx *eventfd; member
/linux/arch/x86/kvm/
A Dhyperv.c2053 struct eventfd_ctx *eventfd; in kvm_hvcall_signal_event() local
2084 if (!eventfd) in kvm_hvcall_signal_event()
2087 eventfd_signal(eventfd, 1); in kvm_hvcall_signal_event()
2338 struct eventfd_ctx *eventfd; in kvm_hv_destroy_vm() local
2342 eventfd_ctx_put(eventfd); in kvm_hv_destroy_vm()
2349 struct eventfd_ctx *eventfd; in kvm_hv_eventfd_assign() local
2353 if (IS_ERR(eventfd)) in kvm_hv_eventfd_assign()
2354 return PTR_ERR(eventfd); in kvm_hv_eventfd_assign()
2366 eventfd_ctx_put(eventfd); in kvm_hv_eventfd_assign()
2379 if (!eventfd) in kvm_hv_eventfd_deassign()
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A DMakefile13 $(KVM)/eventfd.o $(KVM)/irqchip.o $(KVM)/vfio.o \
/linux/drivers/vdpa/vdpa_user/
A Dvduse_dev.c831 struct vduse_vq_eventfd *eventfd) in vduse_kickfd_setup() argument
837 if (eventfd->index >= dev->vq_num) in vduse_kickfd_setup()
840 index = array_index_nospec(eventfd->index, dev->vq_num); in vduse_kickfd_setup()
842 if (eventfd->fd >= 0) { in vduse_kickfd_setup()
843 ctx = eventfd_ctx_fdget(eventfd->fd); in vduse_kickfd_setup()
846 } else if (eventfd->fd != VDUSE_EVENTFD_DEASSIGN) in vduse_kickfd_setup()
1059 struct vduse_vq_eventfd eventfd; in vduse_dev_ioctl() local
1062 if (copy_from_user(&eventfd, argp, sizeof(eventfd))) in vduse_dev_ioctl()
1065 ret = vduse_kickfd_setup(dev, &eventfd); in vduse_dev_ioctl()
/linux/tools/build/feature/
A Dtest-eventfd.c8 return eventfd(0, EFD_NONBLOCK); in main()
/linux/tools/virtio/ringtest/
A Dmain.c302 kickfd = eventfd(0, 0); in main()
304 callfd = eventfd(0, 0); in main()
/linux/arch/mips/kvm/
A DMakefile7 kvm-y := $(addprefix ../../../virt/kvm/, kvm_main.o coalesced_mmio.o eventfd.o binary_stats.o)
/linux/arch/riscv/kvm/
A DMakefile15 kvm-y += $(KVM)/eventfd.o
/linux/arch/s390/kvm/
A DMakefile7 common-objs = $(KVM)/kvm_main.o $(KVM)/eventfd.o $(KVM)/async_pf.o \
/linux/tools/cgroup/
A Dcgroup_event_listener.c47 efd = eventfd(0, 0); in main()
/linux/include/uapi/misc/
A Docxl.h65 __s32 eventfd; member
/linux/Documentation/userspace-api/
A Dvduse.rst221 3. Setup the kick eventfd for the specified virtqueues with the VDUSE_VQ_SETUP_KICKFD
222 ioctl. The kick eventfd is used by VDUSE kernel module to notify userspace to
226 4. Listen to the kick eventfd (optional) and consume the available ring. The buffer
/linux/arch/arm64/kvm/
A DMakefile13 kvm-y := $(KVM)/kvm_main.o $(KVM)/coalesced_mmio.o $(KVM)/eventfd.o \
A Dbuilt-in.a5 ../../../virt/kvm/eventfd.o/
/linux/fs/
A D.eventfd.o.cmd1 …eventfd.o := /usr/bin/ccache /home/test/workspace/code/optee_3.16/build/../toolchains/aarch64/bin/…
3 source_fs/eventfd.o := fs/eventfd.c
5 deps_fs/eventfd.o := \
1208 include/linux/eventfd.h \
1212 fs/eventfd.o: $(deps_fs/eventfd.o)
1214 $(deps_fs/eventfd.o):
/linux/tools/virtio/
A Dvirtio_test.c116 info->kick = eventfd(0, EFD_NONBLOCK); in vq_info_add()
117 info->call = eventfd(0, EFD_NONBLOCK); in vq_info_add()
/linux/drivers/infiniband/hw/mlx5/
A Ddevx.c77 struct eventfd_ctx *eventfd; member
2075 event_sub->eventfd = in UVERBS_HANDLER()
2078 if (IS_ERR(event_sub->eventfd)) { in UVERBS_HANDLER()
2079 err = PTR_ERR(event_sub->eventfd); in UVERBS_HANDLER()
2080 event_sub->eventfd = NULL; in UVERBS_HANDLER()
2138 if (event_sub->eventfd) in UVERBS_HANDLER()
2139 eventfd_ctx_put(event_sub->eventfd); in UVERBS_HANDLER()
2447 if (item->eventfd) in dispatch_event_fd()
2448 eventfd_signal(item->eventfd, 1); in dispatch_event_fd()
2727 if (event_sub->eventfd) in devx_free_subscription()
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