| /linux-6.15/tools/testing/selftests/net/ |
| H A D | proc_net_pktgen.c | 111 int dev_fd; in FIXTURE() local
130 self->dev_fd = open("/proc/net/pktgen/lo@0", O_RDWR); in FIXTURE_SETUP()
138 ret = close(self->dev_fd); in FIXTURE_TEARDOWN()
213 len = write(self->dev_fd, wrong_dev_cmd, i); in TEST_F()
365 len = write(self->dev_fd, dev_cmd_rate_0, sizeof(dev_cmd_rate_0)); in TEST_F()
369 len = write(self->dev_fd, dev_cmd_rate_1, sizeof(dev_cmd_rate_1)); in TEST_F()
503 len = write(self->dev_fd, dev_cmd_dst_0, sizeof(dev_cmd_dst_0)); in TEST_F()
587 len = write(self->dev_fd, dev_cmd_spi_0, sizeof(dev_cmd_spi_0)); in TEST_F()
665 len = write(self->dev_fd, dev_cmd_tos_0, sizeof(dev_cmd_tos_0)); in TEST_F()
668 len = write(self->dev_fd, dev_cmd_tos_1, sizeof(dev_cmd_tos_1)); in TEST_F()
[all …]
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| /linux-6.15/tools/testing/selftests/nci/ |
| H A D | nci_dev.c | 324 int dev_fd; in virtual_dev_open() local
327 dev_fd = *(int *)data; in virtual_dev_open()
364 int dev_fd; in virtual_dev_open_v2() local
367 dev_fd = *(int *)data; in virtual_dev_open_v2()
455 int dev_fd; in virtual_deinit() local
458 dev_fd = *(int *)data; in virtual_deinit()
477 int dev_fd; in virtual_deinit_v2() local
480 dev_fd = *(int *)data; in virtual_deinit_v2()
540 int dev_fd; in virtual_poll_start() local
543 dev_fd = *(int *)data; in virtual_poll_start()
[all …]
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| /linux-6.15/tools/testing/selftests/ublk/ |
| H A D | kublk.h | 287 int dev_fd, int tag, int q_id, __u64 index) in io_uring_prep_buf_register() argument
291 io_uring_prep_read(sqe, dev_fd, 0, 0, 0); in io_uring_prep_buf_register()
302 int dev_fd, int tag, int q_id, __u64 index) in io_uring_prep_buf_unregister() argument
306 io_uring_prep_read(sqe, dev_fd, 0, 0, 0); in io_uring_prep_buf_unregister()
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| /linux-6.15/tools/testing/selftests/kvm/include/ |
| H A D | kvm_util.h | 769 int __kvm_has_device_attr(int dev_fd, uint32_t group, uint64_t attr);
771 static inline void kvm_has_device_attr(int dev_fd, uint32_t group, uint64_t attr) in kvm_has_device_attr() argument
773 int ret = __kvm_has_device_attr(dev_fd, group, attr); in kvm_has_device_attr()
778 int __kvm_device_attr_get(int dev_fd, uint32_t group, uint64_t attr, void *val);
780 static inline void kvm_device_attr_get(int dev_fd, uint32_t group, in kvm_device_attr_get() argument
783 int ret = __kvm_device_attr_get(dev_fd, group, attr, val); in kvm_device_attr_get()
788 int __kvm_device_attr_set(int dev_fd, uint32_t group, uint64_t attr, void *val);
790 static inline void kvm_device_attr_set(int dev_fd, uint32_t group, in kvm_device_attr_set() argument
793 int ret = __kvm_device_attr_set(dev_fd, group, attr, val); in kvm_device_attr_set()
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| /linux-6.15/Documentation/userspace-api/ |
| H A D | vduse.rst | 113 static int vduse_message_handler(int dev_fd)
119 len = read(dev_fd, &req, sizeof(req));
131 len = write(dev_fd, &resp, sizeof(resp));
185 static void *iova_to_va(int dev_fd, uint64_t iova, uint64_t *len)
199 fd = ioctl(dev_fd, VDUSE_IOTLB_GET_FD, &entry);
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| /linux-6.15/tools/testing/selftests/kvm/lib/ |
| H A D | kvm_util.c | 1292 int dev_fd, ret; in vcpu_mmap_sz() local
1294 dev_fd = open_kvm_dev_path_or_exit(); in vcpu_mmap_sz()
1296 ret = ioctl(dev_fd, KVM_GET_VCPU_MMAP_SIZE, NULL); in vcpu_mmap_sz()
1300 close(dev_fd); in vcpu_mmap_sz()
1794 int __kvm_has_device_attr(int dev_fd, uint32_t group, uint64_t attr) in __kvm_has_device_attr() argument
1802 return ioctl(dev_fd, KVM_HAS_DEVICE_ATTR, &attribute); in __kvm_has_device_attr()
1829 int __kvm_device_attr_get(int dev_fd, uint32_t group, uint64_t attr, void *val) in __kvm_device_attr_get() argument
1838 return __kvm_ioctl(dev_fd, KVM_GET_DEVICE_ATTR, &kvmattr); in __kvm_device_attr_get()
1841 int __kvm_device_attr_set(int dev_fd, uint32_t group, uint64_t attr, void *val) in __kvm_device_attr_set() argument
1850 return __kvm_ioctl(dev_fd, KVM_SET_DEVICE_ATTR, &kvmattr); in __kvm_device_attr_set()
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| /linux-6.15/Documentation/target/ |
| H A D | tcmu-design.rst | 308 int fd, dev_fd;
331 dev_fd = open("/dev/uio0", O_RDWR);
332 map = mmap(NULL, map_len, PROT_READ|PROT_WRITE, MAP_SHARED, dev_fd, 0);
340 int ret = read(dev_fd, buf, 4); /* will block */
342 handle_device_events(dev_fd, map);
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| /linux-6.15/Documentation/arch/x86/ |
| H A D | resctrl.rst | 1148 int dev_fd;
1161 dev_fd = open("/dev/pseudo_lock/newlock", O_RDWR);
1162 if (dev_fd < 0) {
1168 dev_fd, 0);
1171 close(dev_fd);
1180 close(dev_fd);
1184 close(dev_fd);
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| /linux-6.15/Documentation/virt/kvm/ |
| H A D | api.rst | 194 vm_fd = ioctl(dev_fd, KVM_CREATE_VM, KVM_VM_TYPE_ARM_IPA_SIZE(48));
|