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| author | Huacai Chen <chenhuacai@loongson.cn> | 2025-08-02 11:07:06 +0800 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2025-08-02 11:07:06 +0800 |
| commit | 0a91336e287ca2557fead5221d2c79e0effd034e (patch) | |
| tree | 3acfb76800d995a06e2a6932d683e67ecb1c5590 /tools/lib/bpf/bpf_helpers.h | |
| parent | 038d61fd642278bab63ee8ef722c50d10ab01e8f (diff) | |
| parent | cd7c97f4584a93578f87ea6ff427f74e9a943cdf (diff) | |
Merge tag 'bpf-next-6.17' into loongarch-next
LoongArch architecture changes for 6.17 have many bpf features such as
trampoline, so merge 'bpf-next-6.17' to create a base to make bpf work
well.
Diffstat (limited to 'tools/lib/bpf/bpf_helpers.h')
| -rw-r--r-- | tools/lib/bpf/bpf_helpers.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tools/lib/bpf/bpf_helpers.h b/tools/lib/bpf/bpf_helpers.h index a50773d4616e..80c028540656 100644 --- a/tools/lib/bpf/bpf_helpers.h +++ b/tools/lib/bpf/bpf_helpers.h @@ -215,6 +215,7 @@ enum libbpf_tristate { #define __arg_nonnull __attribute((btf_decl_tag("arg:nonnull"))) #define __arg_nullable __attribute((btf_decl_tag("arg:nullable"))) #define __arg_trusted __attribute((btf_decl_tag("arg:trusted"))) +#define __arg_untrusted __attribute((btf_decl_tag("arg:untrusted"))) #define __arg_arena __attribute((btf_decl_tag("arg:arena"))) #ifndef ___bpf_concat @@ -314,6 +315,22 @@ enum libbpf_tristate { ___param, sizeof(___param)); \ }) +extern int bpf_stream_vprintk(int stream_id, const char *fmt__str, const void *args, + __u32 len__sz, void *aux__prog) __weak __ksym; + +#define bpf_stream_printk(stream_id, fmt, args...) \ +({ \ + static const char ___fmt[] = fmt; \ + unsigned long long ___param[___bpf_narg(args)]; \ + \ + _Pragma("GCC diagnostic push") \ + _Pragma("GCC diagnostic ignored \"-Wint-conversion\"") \ + ___bpf_fill(___param, args); \ + _Pragma("GCC diagnostic pop") \ + \ + bpf_stream_vprintk(stream_id, ___fmt, ___param, sizeof(___param), NULL);\ +}) + /* Use __bpf_printk when bpf_printk call has 3 or fewer fmt args * Otherwise use __bpf_vprintk */ |