From 8e7fea52682dc3cb254582608e03ac1caf947ba1 Mon Sep 17 00:00:00 2001
From: Geliang Tang <tanggeliang@kylinos.cn>
Date: Fri, 11 Oct 2024 20:38:34 +0800
Subject: [PATCH] Revert "bpf local list"

This reverts commit 314a0c8f07e2f895055823bd5a44346b0657fb7b.
---
 .../bpf/progs/mptcp_bpf_userspace_pm.c        | 48 -------------------
 1 file changed, 48 deletions(-)

diff --git a/tools/testing/selftests/bpf/progs/mptcp_bpf_userspace_pm.c b/tools/testing/selftests/bpf/progs/mptcp_bpf_userspace_pm.c
index 49d2741fa2fd..7271dda7b871 100644
--- a/tools/testing/selftests/bpf/progs/mptcp_bpf_userspace_pm.c
+++ b/tools/testing/selftests/bpf/progs/mptcp_bpf_userspace_pm.c
@@ -5,43 +5,19 @@
 #include "mptcp_bpf.h"
 
 char _license[] SEC("license") = "GPL";
-int use_bpf_list = 0;
-
-struct {
-	__uint(type, BPF_MAP_TYPE_ARRAY);
-	__uint(max_entries, 256);
-	__type(key, int);
-	__type(value, struct mptcp_pm_addr_entry);
-} mptcp_pm_list SEC(".maps");
 
 extern bool CONFIG_MPTCP_IPV6 __kconfig __weak;
 
 SEC("struct_ops")
 void BPF_PROG(mptcp_pm_init, struct mptcp_sock *msk)
 {
-	struct mptcp_pm_addr_entry *entry;
-	__u32 key = 0;
-
 	bpf_printk("BPF userspace PM (%s)",
 		   CONFIG_MPTCP_IPV6 ? "IPv6" : "IPv4");
-
-	if (!use_bpf_list)
-		return;
-
-	//for (__u32 i = 0; i < MPTCP_SUBFLOWS_MAX; i++) {
-	entry = bpf_map_lookup_elem(&mptcp_pm_list, &key);
-	if (entry)
-		bpf_printk("id=%u", entry->addr.id);
-	//}
 }
 
 SEC("struct_ops")
 void BPF_PROG(mptcp_pm_release, struct mptcp_sock *msk)
 {
-	if (!use_bpf_list)
-		return;
-
-	//bpf_sk_storage_delete(&mptcp_pm_list_map, msk);
 }
 
 static int mptcp_userspace_pm_append_new_local_addr(struct mptcp_sock *msk,
@@ -146,35 +122,11 @@ static int mptcp_pm_remove_id_zero_address(struct mptcp_sock *msk)
 	return 0;
 }
 
-#if 0
-static struct mptcp_pm_addr_entry *
-bpf_mptcp_userspace_pm_lookup_addr_by_id(struct mptcp_sock *msk, unsigned int id)
-{
-	struct mptcp_pm_list_storage *storage;
-	struct mptcp_pm_addr_entry *entry;
-
-	storage = bpf_sk_storage_get(&mptcp_pm_list_map, msk, 0, 0);
-	if (!storage)
-		return NULL;
-
-	for (int i = 0; i < storage->nr && i < MPTCP_SUBFLOWS_MAX; i++) {
-		entry = storage->pm_list[i];
-		if (entry->addr.id == id)
-			return entry;
-	}
-
-	return NULL;
-}
-#endif
-
 static struct mptcp_pm_addr_entry *
 mptcp_userspace_pm_lookup_addr_by_id(struct mptcp_sock *msk, unsigned int id)
 {
 	struct mptcp_pm_addr_entry *entry;
 
-	//if (use_bpf_list)
-	//	return bpf_mptcp_userspace_pm_lookup_addr_by_id(msk, id);
-
 	bpf_for_each(mptcp_address, entry, msk) {
 		if (entry->addr.id == id)
 			return entry;