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| author | Jianlin Shi <shijianlin11@foxmail.com> | 2026-07-13 10:49:01 +0800 |
|---|---|---|
| committer | Kumar Kartikeya Dwivedi <memxor@gmail.com> | 2026-07-15 10:58:18 +0200 |
| commit | f68df52fbad0928f4686f734827e5fb6b20386ad (patch) | |
| tree | b6d43ab2695e071e34f9896283b72eaf7cd950a8 /tools/include/uapi/linux | |
| parent | 074927b9769ceaecd0719effe032a2d5e9292975 (diff) | |
| download | linux-next-f68df52fbad0928f4686f734827e5fb6b20386ad.tar.gz linux-next-f68df52fbad0928f4686f734827e5fb6b20386ad.zip | |
docs: bpf: Document BPF_RB_OVERWRITE_POS in bpf_ringbuf_query
BPF_RB_OVERWRITE_POS is supported by bpf_ringbuf_query() but was missing
from the helper documentation. Add it to the flags list in both the
kernel UAPI header and its tools/ mirror.
Signed-off-by: Jianlin Shi <shijianlin11@foxmail.com>
Acked-by: Xu Kuohai <xukuohai@huawei.com>
Link: https://lore.kernel.org/bpf/tencent_22134645443B75ED907D2A85A47AD554A709@qq.com
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Diffstat (limited to 'tools/include/uapi/linux')
| -rw-r--r-- | tools/include/uapi/linux/bpf.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 005038fbeea4..ffd96e8b920b 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -4735,6 +4735,7 @@ union bpf_attr { * * **BPF_RB_RING_SIZE**: The size of ring buffer. * * **BPF_RB_CONS_POS**: Consumer position (can wrap around). * * **BPF_RB_PROD_POS**: Producer(s) position (can wrap around). + * * **BPF_RB_OVERWRITE_POS**: Overwrite position (can wrap around). * * Data returned is just a momentary snapshot of actual values * and could be inaccurate, so this facility should be used to |