From da82ac2a03eebd7d766a3b885332d4863b25429f Mon Sep 17 00:00:00 2001 From: Hangbin Liu Date: Thu, 30 Oct 2025 14:59:58 +0800 Subject: [PATCH] bonding: return detailed error when loading native XDP fails MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit [ Upstream commit 22ccb684c1cae37411450e6e86a379cd3c29cb8f ] Bonding only supports native XDP for specific modes, which can lead to confusion for users regarding why XDP loads successfully at times and fails at others. This patch enhances error handling by returning detailed error messages, providing users with clearer insights into the specific reasons for the failure when loading native XDP. Reviewed-by: Nikolay Aleksandrov Reviewed-by: Toke Høiland-Jørgensen Signed-off-by: Hangbin Liu Link: https://patch.msgid.link/20241021031211.814-2-liuhangbin@gmail.com Signed-off-by: Jakub Kicinski Signed-off-by: Rajani Kantha <681739313@139.com> Signed-off-by: Greg Kroah-Hartman --- drivers/net/bonding/bond_main.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 46628a7ed497..93e6d069dfc6 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -5699,8 +5699,11 @@ static int bond_xdp_set(struct net_device *dev, struct bpf_prog *prog, ASSERT_RTNL(); - if (!bond_xdp_check(bond)) + if (!bond_xdp_check(bond)) { + BOND_NL_ERR(dev, extack, + "No native XDP support for the current bonding mode"); return -EOPNOTSUPP; + } old_prog = bond->xdp_prog; bond->xdp_prog = prog; -- 2.47.3