Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
net: mctp: test: Add an addressed device constructor
Upcoming tests will check semantics of hardware addressing, which
require a dev with ->addr_len != 0. Add a constructor to create a
MCTP interface using a physically-addressed bus type.
Signed-off-by: Jeremy Kerr <jk@codeconstruct.com.au>
Link: https://patch.msgid.link/20250702-dev-forwarding-v5-5-1468191da8a4@codeconstruct.com.au
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
authored by
Jeremy Kerr
and committed by
Paolo Abeni
96b341a8
3007f90e
+25
-2
+18
-2
net/mctp/test/utils.c
+18
-2
net/mctp/test/utils.c
···
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ndev->type = ARPHRD_MCTP;
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ndev->mtu = MCTP_DEV_TEST_MTU;
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ndev->hard_header_len = 0;
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-
ndev->addr_len = 0;
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ndev->tx_queue_len = DEFAULT_TX_QUEUE_LEN;
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ndev->flags = IFF_NOARP;
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ndev->netdev_ops = &mctp_test_netdev_ops;
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ndev->needs_free_netdev = true;
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}
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-
struct mctp_test_dev *mctp_test_create_dev(void)
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static struct mctp_test_dev *__mctp_test_create_dev(unsigned short lladdr_len,
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const unsigned char *lladdr)
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{
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struct mctp_test_dev *dev;
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struct net_device *ndev;
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int rc;
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if (WARN_ON(lladdr_len > MAX_ADDR_LEN))
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return NULL;
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ndev = alloc_netdev(sizeof(*dev), "mctptest%d", NET_NAME_ENUM,
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mctp_test_dev_setup);
···
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dev = netdev_priv(ndev);
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dev->ndev = ndev;
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ndev->addr_len = lladdr_len;
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dev_addr_set(ndev, lladdr);
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rc = register_netdev(ndev);
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if (rc) {
···
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rcu_read_unlock();
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return dev;
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}
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struct mctp_test_dev *mctp_test_create_dev(void)
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{
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return __mctp_test_create_dev(0, NULL);
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}
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struct mctp_test_dev *mctp_test_create_dev_lladdr(unsigned short lladdr_len,
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const unsigned char *lladdr)
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{
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return __mctp_test_create_dev(lladdr_len, lladdr);
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}
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void mctp_test_destroy_dev(struct mctp_test_dev *dev)
+7
net/mctp/test/utils.h
+7
net/mctp/test/utils.h
···
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#ifndef __NET_MCTP_TEST_UTILS_H
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#define __NET_MCTP_TEST_UTILS_H
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#include <uapi/linux/netdevice.h>
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#include <kunit/test.h>
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#define MCTP_DEV_TEST_MTU 68
···
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struct mctp_test_dev {
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struct net_device *ndev;
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struct mctp_dev *mdev;
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unsigned short lladdr_len;
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unsigned char lladdr[MAX_ADDR_LEN];
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};
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struct mctp_test_dev;
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struct mctp_test_dev *mctp_test_create_dev(void);
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struct mctp_test_dev *mctp_test_create_dev_lladdr(unsigned short lladdr_len,
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const unsigned char *lladdr);
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void mctp_test_destroy_dev(struct mctp_test_dev *dev);
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#endif /* __NET_MCTP_TEST_UTILS_H */