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Searched refs:ring_buffer (Results 1 - 25 of 49) sorted by relevance

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/kernel/linux/linux-5.10/drivers/hv/
H A Dring_buffer.c55 if (READ_ONCE(rbi->ring_buffer->interrupt_mask)) in hv_signal_on_write()
64 if (old_write == READ_ONCE(rbi->ring_buffer->read_index)) { in hv_signal_on_write()
74 u32 next = ring_info->ring_buffer->write_index; in hv_get_next_write_location()
84 ring_info->ring_buffer->write_index = next_write_location; in hv_set_next_write_location()
92 ring_info->ring_buffer->read_index = next_read_location; in hv_set_next_read_location()
107 return (u64)ring_info->ring_buffer->write_index << 32; in hv_get_ring_bufferindices()
120 void *ring_buffer = hv_get_ring_buffer(ring_info); in hv_copyto_ringbuffer() local
123 memcpy(ring_buffer + start_write_offset, src, srclen); in hv_copyto_ringbuffer()
146 read_loc = READ_ONCE(rbi->ring_buffer->read_index); in hv_get_ringbuffer_availbytes()
147 write_loc = READ_ONCE(rbi->ring_buffer in hv_get_ringbuffer_availbytes()
[all...]
H A DMakefile11 channel_mgmt.o ring_buffer.o hv_trace.o
/kernel/linux/linux-6.6/drivers/hv/
H A Dring_buffer.c57 if (READ_ONCE(rbi->ring_buffer->interrupt_mask)) in hv_signal_on_write()
66 if (old_write == READ_ONCE(rbi->ring_buffer->read_index)) { in hv_signal_on_write()
76 u32 next = ring_info->ring_buffer->write_index; in hv_get_next_write_location()
86 ring_info->ring_buffer->write_index = next_write_location; in hv_set_next_write_location()
100 return (u64)ring_info->ring_buffer->write_index << 32; in hv_get_ring_bufferindices()
113 void *ring_buffer = hv_get_ring_buffer(ring_info); in hv_copyto_ringbuffer() local
116 memcpy(ring_buffer + start_write_offset, src, srclen); in hv_copyto_ringbuffer()
139 read_loc = READ_ONCE(rbi->ring_buffer->read_index); in hv_get_ringbuffer_availbytes()
140 write_loc = READ_ONCE(rbi->ring_buffer->write_index); in hv_get_ringbuffer_availbytes()
157 if (!ring_info->ring_buffer) { in hv_ringbuffer_get_debuginfo()
[all...]
H A DMakefile11 channel_mgmt.o ring_buffer.o hv_trace.o
/kernel/linux/linux-6.6/drivers/uio/
H A Duio_hv_generic.c84 dev->channel->inbound.ring_buffer->interrupt_mask = !irq_state; in hv_uio_irqcontrol()
99 chan->inbound.ring_buffer->interrupt_mask = 1; in hv_uio_channel_cb()
132 void *ring_buffer = page_address(channel->ringbuffer_page); in hv_uio_ring_mmap() local
137 return vm_iomap_memory(vma, virt_to_phys(ring_buffer), in hv_uio_ring_mmap()
168 new_sc->inbound.ring_buffer->interrupt_mask = 1; in hv_uio_new_channel()
211 dev->channel->inbound.ring_buffer->interrupt_mask = 1; in hv_uio_open()
239 void *ring_buffer; in hv_uio_probe() local
270 ring_buffer = page_address(channel->ringbuffer_page); in hv_uio_probe()
272 = (uintptr_t)virt_to_phys(ring_buffer); in hv_uio_probe()
/kernel/linux/linux-5.10/tools/lib/bpf/
H A Dringbuf.c34 struct ring_buffer { struct
42 static void ringbuf_unmap_ring(struct ring_buffer *rb, struct ring *r) in ringbuf_unmap_ring()
55 int ring_buffer__add(struct ring_buffer *rb, int map_fd, in ring_buffer__add()
147 void ring_buffer__free(struct ring_buffer *rb) in ring_buffer__free()
164 struct ring_buffer *
168 struct ring_buffer *rb; in ring_buffer__new()
257 int ring_buffer__consume(struct ring_buffer *rb) in ring_buffer__consume()
279 int ring_buffer__poll(struct ring_buffer *rb, int timeout_ms) in ring_buffer__poll()
H A Dlibbpf.h522 struct ring_buffer;
532 LIBBPF_API struct ring_buffer *
535 LIBBPF_API void ring_buffer__free(struct ring_buffer *rb);
536 LIBBPF_API int ring_buffer__add(struct ring_buffer *rb, int map_fd,
538 LIBBPF_API int ring_buffer__poll(struct ring_buffer *rb, int timeout_ms);
539 LIBBPF_API int ring_buffer__consume(struct ring_buffer *rb);
/kernel/linux/linux-5.10/drivers/uio/
H A Duio_hv_generic.c84 dev->channel->inbound.ring_buffer->interrupt_mask = !irq_state; in hv_uio_irqcontrol()
99 chan->inbound.ring_buffer->interrupt_mask = 1; in hv_uio_channel_cb()
133 void *ring_buffer = page_address(channel->ringbuffer_page); in hv_uio_ring_mmap() local
138 return vm_iomap_memory(vma, virt_to_phys(ring_buffer), in hv_uio_ring_mmap()
169 new_sc->inbound.ring_buffer->interrupt_mask = 1; in hv_uio_new_channel()
214 dev->channel->inbound.ring_buffer->interrupt_mask = 1; in hv_uio_open()
242 void *ring_buffer; in hv_uio_probe() local
273 ring_buffer = page_address(channel->ringbuffer_page); in hv_uio_probe()
275 = (uintptr_t)virt_to_phys(ring_buffer); in hv_uio_probe()
/kernel/linux/linux-6.6/tools/lib/bpf/
H A Dringbuf.c35 struct ring_buffer { struct
60 static void ringbuf_unmap_ring(struct ring_buffer *rb, struct ring *r) in ringbuf_unmap_ring()
73 int ring_buffer__add(struct ring_buffer *rb, int map_fd, in ring_buffer__add()
165 void ring_buffer__free(struct ring_buffer *rb) in ring_buffer__free()
182 struct ring_buffer *
186 struct ring_buffer *rb; in ring_buffer__new()
275 int ring_buffer__consume(struct ring_buffer *rb) in ring_buffer__consume()
297 int ring_buffer__poll(struct ring_buffer *rb, int timeout_ms) in ring_buffer__poll()
321 int ring_buffer__epoll_fd(const struct ring_buffer *rb) in ring_buffer__epoll_fd()
H A Dlibbpf.h1231 struct ring_buffer;
1242 LIBBPF_API struct ring_buffer *
1245 LIBBPF_API void ring_buffer__free(struct ring_buffer *rb);
1246 LIBBPF_API int ring_buffer__add(struct ring_buffer *rb, int map_fd,
1248 LIBBPF_API int ring_buffer__poll(struct ring_buffer *rb, int timeout_ms);
1249 LIBBPF_API int ring_buffer__consume(struct ring_buffer *rb);
1250 LIBBPF_API int ring_buffer__epoll_fd(const struct ring_buffer *rb);
/kernel/linux/linux-5.10/include/linux/
H A Dhyperv.h172 struct hv_ring_buffer *ring_buffer; member
192 read_loc = rbi->ring_buffer->read_index; in hv_get_bytes_to_read()
193 write_loc = READ_ONCE(rbi->ring_buffer->write_index); in hv_get_bytes_to_read()
206 read_loc = READ_ONCE(rbi->ring_buffer->read_index); in hv_get_bytes_to_write()
207 write_loc = rbi->ring_buffer->write_index; in hv_get_bytes_to_write()
537 return rbi->ring_buffer->pending_send_sz; in hv_ringbuffer_pending_size()
1038 c->outbound.ring_buffer->pending_send_sz = size; in set_channel_pending_send_size()
1574 return ring_info->ring_buffer->buffer; in hv_get_ring_buffer()
1582 rbi->ring_buffer->interrupt_mask = 1; in hv_begin_read()
1594 rbi->ring_buffer in hv_end_read()
[all...]
/kernel/linux/linux-6.6/tools/testing/selftests/bpf/prog_tests/
H A Duser_ringbuf.c6 #include <linux/ring_buffer.h>
142 struct ring_buffer **kern_ringbuf_out, in load_skel_create_ringbufs()
147 struct ring_buffer *kern_ringbuf = NULL; in load_skel_create_ringbufs()
522 static void drain_kernel_messages_buffer(struct ring_buffer *kern_ringbuf, in drain_kernel_messages_buffer()
536 struct ring_buffer *kern_ringbuf; in test_user_ringbuf_msg_protocol()
H A Dtest_ima.c12 #include <linux/ring_buffer.h>
68 struct ring_buffer *ringbuf = NULL; in test_test_ima()
H A Dringbuf_multi.c44 struct ring_buffer *ringbuf = NULL; in test_ringbuf_multi()
/kernel/linux/linux-5.10/drivers/usb/misc/
H A Dldusb.c160 char *ring_buffer; member
210 kfree(dev->ring_buffer); in ld_usb_delete()
246 actual_buffer = (size_t *)(dev->ring_buffer + dev->ring_head * (sizeof(size_t)+dev->interrupt_in_endpoint_size)); in ld_usb_interrupt_in_callback()
483 actual_buffer = (size_t *)(dev->ring_buffer + dev->ring_tail * (sizeof(size_t)+dev->interrupt_in_endpoint_size)); in ld_usb_read()
493 /* copy one interrupt_in_buffer from ring_buffer into userspace */ in ld_usb_read()
699 dev->ring_buffer = kcalloc(ring_buffer_size, in ld_usb_probe()
702 if (!dev->ring_buffer) in ld_usb_probe()
/kernel/linux/linux-6.6/drivers/usb/misc/
H A Dldusb.c159 char *ring_buffer; member
209 kfree(dev->ring_buffer); in ld_usb_delete()
245 actual_buffer = (size_t *)(dev->ring_buffer + dev->ring_head * (sizeof(size_t)+dev->interrupt_in_endpoint_size)); in ld_usb_interrupt_in_callback()
482 actual_buffer = (size_t *)(dev->ring_buffer + dev->ring_tail * (sizeof(size_t)+dev->interrupt_in_endpoint_size)); in ld_usb_read()
492 /* copy one interrupt_in_buffer from ring_buffer into userspace */ in ld_usb_read()
698 dev->ring_buffer = kcalloc(ring_buffer_size, in ld_usb_probe()
701 if (!dev->ring_buffer) in ld_usb_probe()
/kernel/linux/linux-6.6/kernel/events/
H A DMakefile2 obj-y := core.o ring_buffer.o callchain.o
/kernel/linux/linux-5.10/kernel/events/
H A DMakefile6 obj-y := core.o ring_buffer.o callchain.o
/kernel/linux/linux-6.6/include/linux/
H A Dhyperv.h172 struct hv_ring_buffer *ring_buffer; member
196 read_loc = rbi->ring_buffer->read_index; in hv_get_bytes_to_read()
197 write_loc = READ_ONCE(rbi->ring_buffer->write_index); in hv_get_bytes_to_read()
210 read_loc = READ_ONCE(rbi->ring_buffer->read_index); in hv_get_bytes_to_write()
211 write_loc = rbi->ring_buffer->write_index; in hv_get_bytes_to_write()
1120 c->outbound.ring_buffer->pending_send_sz = size; in set_channel_pending_send_size()
1658 return ring_info->ring_buffer->buffer; in hv_get_ring_buffer()
1666 rbi->ring_buffer->interrupt_mask = 1; in hv_begin_read()
1678 rbi->ring_buffer->interrupt_mask = 0; in hv_end_read()
/kernel/linux/linux-5.10/tools/testing/selftests/bpf/prog_tests/
H A Dringbuf.c14 #include <linux/ring_buffer.h>
62 static struct ring_buffer *ringbuf;
H A Dringbuf_multi.c44 struct ring_buffer *ringbuf; in test_ringbuf_multi()
/kernel/linux/linux-5.10/tools/perf/util/
H A Dmmap.h8 #include <linux/ring_buffer.h>
/kernel/linux/linux-5.10/drivers/oprofile/
H A Dcpu_buffer.h19 #include <linux/ring_buffer.h>
/kernel/linux/linux-5.10/kernel/trace/
H A DMakefile42 obj-$(CONFIG_RING_BUFFER) += ring_buffer.o
/kernel/linux/linux-6.6/kernel/trace/
H A DMakefile46 obj-$(CONFIG_RING_BUFFER) += ring_buffer.o

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