Add bpf_patch_call_args() prototype. This function is called from BPF verifier
and only if CONFIG_BPF_JIT_ALWAYS_ON is not defined. This fixes compiler
warning about missing prototype in some kernel configurations.
Reported-by: kernel test robot <l...@intel.com>
Fixes: 1ea47e01ad6e ("bpf: add support for bpf_call to interpreter")
Acked-by: Yonghong Song <y...@fb.com>
Signed-off-by: Andrii Nakryiko <and...@kernel.org>
---
include/linux/bpf.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 07cb5d15e743..ef9309604b3e 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -1403,7 +1403,10 @@ static inline void bpf_long_memcpy(void *dst, const void
*src, u32 size)
/* verify correctness of eBPF program */
int bpf_check(struct bpf_prog **fp, union bpf_attr *attr,
union bpf_attr __user *uattr);
+
+#ifndef CONFIG_BPF_JIT_ALWAYS_ON
void bpf_patch_call_args(struct bpf_insn *insn, u32 stack_depth);
+#endif
struct btf *bpf_get_btf_vmlinux(void);
--
2.24.1
