Searched refs:cons_pos (Results 1 – 5 of 5) sorted by relevance
| /linux/kernel/bpf/ |
| H A D | ringbuf.c | 317 unsigned long cons_pos, prod_pos, over_pos; in ringbuf_avail_data_sz() local
319 cons_pos = smp_load_acquire(&rb->consumer_pos); in ringbuf_avail_data_sz()
324 return min(prod_pos - cons_pos, prod_pos - over_pos); in ringbuf_avail_data_sz()
327 return prod_pos - cons_pos; in ringbuf_avail_data_sz()
433 unsigned long cons_pos, in bpf_ringbuf_has_space() argument
451 if (new_prod_pos - cons_pos > rb->mask) in bpf_ringbuf_has_space()
465 unsigned long cons_pos, prod_pos, new_prod_pos, pend_pos, over_pos, flags; in __bpf_ringbuf_reserve() local
476 cons_pos = smp_load_acquire(&rb->consumer_pos); in __bpf_ringbuf_reserve()
494 if (!bpf_ringbuf_has_space(rb, new_prod_pos, cons_pos, pend_pos)) { in __bpf_ringbuf_reserve()
561 unsigned long rec_pos, cons_pos; in bpf_ringbuf_commit() local
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| /linux/tools/lib/bpf/ |
| H A D | ringbuf.c | 239 unsigned long cons_pos, prod_pos; in ringbuf_process_ring() local
243 cons_pos = smp_load_acquire(r->consumer_pos); in ringbuf_process_ring()
247 while (prod_pos - cons_pos > 0) { in ringbuf_process_ring()
248 len_ptr = r->data + (cons_pos & r->mask); in ringbuf_process_ring()
256 cons_pos += roundup_len(len); in ringbuf_process_ring()
264 cons_pos); in ringbuf_process_ring()
270 smp_store_release(r->consumer_pos, cons_pos); in ringbuf_process_ring()
389 unsigned long cons_pos, prod_pos; in ring__avail_data_size() local
391 cons_pos = ring__consumer_pos(r); in ring__avail_data_size()
393 return prod_pos - cons_pos; in ring__avail_data_size()
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| /linux/tools/testing/selftests/bpf/prog_tests/ |
| H A D | ringbuf.c | 152 unsigned long avail_data, ring_size, cons_pos, prod_pos; in ringbuf_subtest()
165 /* good read/write cons_pos */ in ringbuf_subtest()
238 CHECK(skel->bss->cons_pos != 0, in ringbuf_subtest()
240 0L, skel->bss->cons_pos); in ringbuf_subtest()
252 cons_pos = ring__consumer_pos(ring); in ringbuf_subtest()
253 ASSERT_EQ(cons_pos, 0, "ring_cons_pos"); in ringbuf_subtest()
282 CHECK(skel->bss->cons_pos != 3 * rec_sz, in ringbuf_subtest()
284 3L * rec_sz, skel->bss->cons_pos); in ringbuf_subtest()
550 ASSERT_EQ(skel->bss->cons_pos, 0, "check_cons_pos");
151 unsigned long avail_data, ring_size, cons_pos, prod_pos; ringbuf_subtest() local
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| /linux/tools/testing/selftests/bpf/progs/ |
| H A D | test_ringbuf.c | 33 long cons_pos = 0; variable
73 cons_pos = bpf_ringbuf_query(&ringbuf, BPF_RB_CONS_POS); in test_ringbuf()
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| /linux/tools/testing/selftests/bpf/benchs/ |
| H A D | bench_ringbufs.c | 350 unsigned long cons_pos, prod_pos; in perfbuf_measure()
354 cons_pos = smp_load_acquire(r->consumer_pos);
358 while (cons_pos < prod_pos) { in perfbuf_setup_skeleton()
359 len_ptr = r->data + (cons_pos & r->mask); in perfbuf_setup_skeleton()
367 cons_pos += roundup_len(len); in perfbuf_setup_skeleton()
372 smp_store_release(r->consumer_pos, cons_pos); in perfbuf_setup_skeleton()
297 unsigned long cons_pos, prod_pos; ringbuf_custom_process_ring() local
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