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bonding: return detailed error when loading native XDP fails

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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 <razor@blackwall.org>
Reviewed-by: Toke Høiland-Jørgensen <toke@redhat.com>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Link: https://patch.msgid.link/20241021031211.814-2-liuhangbin@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Hangbin Liu 2024-10-21 03:12:10 +00:00 committed by Jakub Kicinski
parent 825199bf20
commit 22ccb684c1
1 changed files with 4 additions and 1 deletions
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5
drivers/net/bonding/bond_main.c
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@ -5676,8 +5676,11 @@ 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;