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libbpf: Add ring__producer_pos, ring__consumer_pos

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Add APIs to get the producer and consumer position for a given
ringbuffer.

Signed-off-by: Martin Kelly <martin.kelly@crowdstrike.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20230925215045.2375758-6-martin.kelly@crowdstrike.com
This commit is contained in:
Martin Kelly
2023-09-25 14:50:36 -07:00
committed by Andrii Nakryiko
parent a20576f5f2
commit 2ad16b970a
3 changed files with 34 additions and 0 deletions
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src/libbpf.map
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@@ -400,5 +400,7 @@ LIBBPF_1.3.0 {
bpf_program__attach_netfilter;
bpf_program__attach_tcx;
bpf_program__attach_uprobe_multi;
ring__consumer_pos;
ring__producer_pos;
ring_buffer__ring;
} LIBBPF_1.2.0;