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bpf: Sync comments for bpf_get_stack

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Commit ee2a098851 missed updating the comments for helper bpf_get_stack
in tools/include/uapi/linux/bpf.h. Sync it.

Fixes: ee2a098851 ("bpf: Adjust BPF stack helper functions to accommodate skip > 0")
Signed-off-by: Geliang Tang <geliang.tang@suse.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Link: https://lore.kernel.org/bpf/ce54617746b7ed5e9ba3b844e55e74cb8a60e0b5.1648110794.git.geliang.tang@suse.com
This commit is contained in:
Geliang Tang 2022-03-24 16:37:32 +08:00 committed by Alexei Starovoitov
parent 76db1784c1
commit 98870605b3
1 changed files with 4 additions and 4 deletions
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8
tools/include/uapi/linux/bpf.h
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@ -3009,8 +3009,8 @@ union bpf_attr {
*
* # sysctl kernel.perf_event_max_stack=<new value>
* Return
* A non-negative value equal to or less than *size* on success,
* or a negative error in case of failure.
* The non-negative copied *buf* length equal to or less than
* *size* on success, or a negative error in case of failure.
*
* long bpf_skb_load_bytes_relative(const void *skb, u32 offset, void *to, u32 len, u32 start_header)
* Description
@ -4316,8 +4316,8 @@ union bpf_attr {
*
* # sysctl kernel.perf_event_max_stack=<new value>
* Return
* A non-negative value equal to or less than *size* on success,
* or a negative error in case of failure.
* The non-negative copied *buf* length equal to or less than
* *size* on success, or a negative error in case of failure.
*
* long bpf_load_hdr_opt(struct bpf_sock_ops *skops, void *searchby_res, u32 len, u64 flags)
* Description