From d0e9af5af4c9315c6e8f5ac44b101f92f5faf572 Mon Sep 17 00:00:00 2001
From: Luis Gerhorst <privat@luisgerhorst.de>
Date: Tue, 19 Jan 2021 11:06:21 +0100
Subject: [PATCH] hack: resolve 'tcp6_sock not found' during BTFIDS
---
include/uapi/linux/bpf.h | 1 +
kernel/bpf/syscall.c | 3 +++
2 files changed, 4 insertions(+)
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index aa4a630b9a995..b9b0e592eea8c 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -239,6 +239,7 @@ enum bpf_attach_type {
BPF_XDP_CPUMAP,
BPF_SK_LOOKUP,
BPF_XDP,
+ /* BPF_TASK, */
__MAX_BPF_ATTACH_TYPE
};
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index b999e7ff2583b..c5d441d070e13 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -2881,6 +2881,9 @@ static int bpf_prog_attach(const union bpf_attr *attr)
case BPF_PROG_TYPE_SOCK_OPS:
ret = cgroup_bpf_prog_attach(attr, ptype, prog);
break;
+ /* case BPF_PROG_TYPE_TASK: */
+ /* ret = task_bpf_prog_attach(attr, prog); */
+ /* break; */
default:
ret = -EINVAL;
}
--
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