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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Stephen Hemminger , David Ahern , linux-kselftest@vger.kernel.org, Hangbin Liu Subject: [PATCH iproute2-next] bond: slave: print master name Date: Fri, 17 Oct 2025 03:05:09 +0000 Message-ID: <20251017030509.61794-1-liuhangbin@gmail.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251017030310.61755-1-liuhangbin@gmail.com> References: <20251017030310.61755-1-liuhangbin@gmail.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add a new attribute to display the name of the master interface for each slave. Signed-off-by: Hangbin Liu --- ip/iplink_bond_slave.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/ip/iplink_bond_slave.c b/ip/iplink_bond_slave.c index c88100e248dd..55deaadf5fe2 100644 --- a/ip/iplink_bond_slave.c +++ b/ip/iplink_bond_slave.c @@ -92,6 +92,17 @@ static void bond_slave_print_opt(struct link_util *lu, FILE *f, struct rtattr *t if (!tb) return; + if (tb[IFLA_BOND_SLAVE_MASTER]) { + unsigned int ifindex = rta_getattr_u32(tb[IFLA_BOND_SLAVE_MASTER]); + + if (ifindex) { + print_string(PRINT_ANY, + "master", + "master %s ", + ll_index_to_name(ifindex)); + } + } + if (tb[IFLA_BOND_SLAVE_STATE]) print_slave_state(f, tb[IFLA_BOND_SLAVE_STATE]); -- 2.50.1