Commit 98870605 authored by Geliang Tang's avatar Geliang Tang Committed by Alexei Starovoitov
Browse files

bpf: Sync comments for bpf_get_stack 



Commit ee2a0988 missed updating the comments for helper bpf_get_stack
in tools/include/uapi/linux/bpf.h. Sync it.

Fixes: ee2a0988 ("bpf: Adjust BPF stack helper functions to accommodate skip > 0")
Signed-off-by: default avatarGeliang Tang <geliang.tang@suse.com>
Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
Acked-by: default avatarMartin KaFai Lau <kafai@fb.com>
Link: https://lore.kernel.org/bpf/ce54617746b7ed5e9ba3b844e55e74cb8a60e0b5.1648110794.git.geliang.tang@suse.com
parent 76db1784

tools/include/uapi/linux/bpf.h

+4 −4
Original line number Diff line number Diff line
@@ -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