mirror/libbpf
1
0
Fork 0
mirror of https://github.com/netdata/libbpf.git synced 2026-04-11 02:59:07 +08:00
Code Issues Packages Projects Releases Wiki Activity

bpf: add _impl suffix for bpf_stream_vprintk() kfunc

Browse Source 
Rename bpf_stream_vprintk() to bpf_stream_vprintk_impl().

This makes bpf_stream_vprintk() follow the already established "_impl"
suffix-based naming convention for kfuncs with the bpf_prog_aux
argument provided by the verifier implicitly. This convention will be
taken advantage of with the upcoming KF_IMPLICIT_ARGS feature to
preserve backwards compatibility to BPF programs.

Acked-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Mykyta Yatsenko <yatsenko@meta.com>
Link: https://lore.kernel.org/r/20251104-implv2-v3-2-4772b9ae0e06@meta.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Ihor Solodrai <ihor.solodrai@linux.dev>
This commit is contained in:
Mykyta Yatsenko
2025-11-04 22:54:26 +00:00
committed by Andrii Nakryiko
parent 24a89cb35d
commit a00b10df8c
1 changed files with 13 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
src/bpf_helpers.h
View File

@@ -315,20 +315,20 @@ enum libbpf_tristate {
___param, sizeof(___param)); \ ___param, sizeof(___param)); \
}) })
extern int bpf_stream_vprintk(int stream_id, const char *fmt__str, const void *args, extern int bpf_stream_vprintk_impl(int stream_id, const char *fmt__str, const void *args,
__u32 len__sz, void *aux__prog) __weak __ksym; __u32 len__sz, void *aux__prog) __weak __ksym;
#define bpf_stream_printk(stream_id, fmt, args...) \ #define bpf_stream_printk(stream_id, fmt, args...) \
({ \ ({ \
static const char ___fmt[] = fmt; \ static const char ___fmt[] = fmt; \
unsigned long long ___param[___bpf_narg(args)]; \ unsigned long long ___param[___bpf_narg(args)]; \
\ \
_Pragma("GCC diagnostic push") \ _Pragma("GCC diagnostic push") \
_Pragma("GCC diagnostic ignored \"-Wint-conversion\"") \ _Pragma("GCC diagnostic ignored \"-Wint-conversion\"") \
___bpf_fill(___param, args); \ ___bpf_fill(___param, args); \
_Pragma("GCC diagnostic pop") \ _Pragma("GCC diagnostic pop") \
\ \
bpf_stream_vprintk(stream_id, ___fmt, ___param, sizeof(___param), NULL);\ bpf_stream_vprintk_impl(stream_id, ___fmt, ___param, sizeof(___param), NULL); \
}) })
/* Use __bpf_printk when bpf_printk call has 3 or fewer fmt args /* Use __bpf_printk when bpf_printk call has 3 or fewer fmt args