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Commit 2bae79d2 authored by Quentin Monnet's avatar Quentin Monnet Committed by Daniel Borkmann
Browse files

bpf: fix documentation for eBPF helpers 



Minor formatting edits for eBPF helpers documentation, including blank
lines removal, fix of item list for return values in bpf_fib_lookup(),
and missing prefix on bpf_skb_load_bytes_relative().

Signed-off-by: default avatarQuentin Monnet <quentin.monnet@netronome.com>
Reviewed-by: default avatarJakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
parent 671dffa7

include/uapi/linux/bpf.h

+2 −4
Original line number Diff line number Diff line
@@ -1826,7 +1826,7 @@ union bpf_attr { 
 * 		A non-negative value equal to or less than *size* on success,

 * 		or a negative error in case of failure.

 *

 * int skb_load_bytes_relative(const struct sk_buff *skb, u32 offset, void *to, u32 len, u32 start_header)

 * int bpf_skb_load_bytes_relative(const struct sk_buff *skb, u32 offset, void *to, u32 len, u32 start_header)

 * 	Description

 * 		This helper is similar to **bpf_skb_load_bytes**\ () in that

 * 		it provides an easy way to load *len* bytes from *offset*
@@ -1877,7 +1877,7 @@ union bpf_attr { 
 *		* < 0 if any input argument is invalid

 *		*   0 on success (packet is forwarded, nexthop neighbor exists)

 *		* > 0 one of **BPF_FIB_LKUP_RET_** codes explaining why the

 *		*     packet is not forwarded or needs assist from full stack

 *		  packet is not forwarded or needs assist from full stack

 *

 * int bpf_sock_hash_update(struct bpf_sock_ops_kern *skops, struct bpf_map *map, void *key, u64 flags)

 *	Description
@@ -2033,7 +2033,6 @@ union bpf_attr { 
 *		This helper is only available is the kernel was compiled with

 *		the **CONFIG_BPF_LIRC_MODE2** configuration option set to

 *		"**y**".

 *

 *	Return

 *		0

 *
@@ -2053,7 +2052,6 @@ union bpf_attr { 
 *		This helper is only available is the kernel was compiled with

 *		the **CONFIG_BPF_LIRC_MODE2** configuration option set to

 *		"**y**".

 *

 *	Return

 *		0

 *