bpf: add bpf_cmd type

Signed-off-by: Djalal Harouni <tixxdz@gmail.com>

bpf/process/types/basic.h

@@ -80,6 +80,8 @@ enum {
 
 	net_dev_ty = 39,
 
+	bpf_cmd_ty = 40,
+
 	nop_s64_ty = -10,
 	nop_u64_ty = -11,
 	nop_u32_ty = -12,
@@ -1482,6 +1484,7 @@ FUNC_INLINE size_t type_to_min_size(int type, int argm)
 	case int_type:
 	case s32_ty:
 	case u32_ty:
+	case bpf_cmd_ty:
 		return 4;
 	case skb_type:
 		return sizeof(struct skb_type);
@@ -1757,6 +1760,7 @@ selector_arg_offset(__u8 *f, struct msg_generic_kprobe *e, __u32 selidx,
 		case int_type:
 		case s32_ty:
 		case u32_ty:
+		case bpf_cmd_ty:
 			pass &= filter_32ty(filter, args);
 			break;
 		case skb_type:
@@ -2551,6 +2555,7 @@ read_call_arg(void *ctx, struct msg_generic_kprobe *e, int index, int type,
 	case int_type:
 	case s32_ty:
 	case u32_ty:
+	case bpf_cmd_ty:
 		probe_read(args, sizeof(__u32), &arg);
 		size = sizeof(__u32);
 		break;