Re: [PATCH v2 2/4] net: dsa: Extend ksz9477 TAG setup to support HSR frames duplication

From: kernel test robot
Date: Fri Sep 01 2023 - 00:03:32 EST


Hi Lukasz,

kernel test robot noticed the following build errors:

[auto build test ERROR on v6.5]
[also build test ERROR on next-20230831]
[cannot apply to net-next/main net/main linus/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Lukasz-Majewski/net-dsa-Extend-the-ksz_device-structure-to-hold-info-about-HSR-ports/20230831-192012
base: v6.5
patch link: https://lore.kernel.org/r/20230831111827.548118-3-lukma%40denx.de
patch subject: [PATCH v2 2/4] net: dsa: Extend ksz9477 TAG setup to support HSR frames duplication
config: openrisc-randconfig-r026-20230901 (https://download.01.org/0day-ci/archive/20230901/202309011123.BsWErQvO-lkp@xxxxxxxxx/config)
compiler: or1k-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230901/202309011123.BsWErQvO-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309011123.BsWErQvO-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

or1k-linux-ld: net/dsa/tag_ksz.o: in function `ksz9477_xmit':
>> net/dsa/tag_ksz.c:298:(.text+0xcf8): undefined reference to `ksz_hsr_get_ports'
net/dsa/tag_ksz.c:298:(.text+0xcf8): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `ksz_hsr_get_ports'


vim +298 net/dsa/tag_ksz.c

269
270 static struct sk_buff *ksz9477_xmit(struct sk_buff *skb,
271 struct net_device *dev)
272 {
273 u16 queue_mapping = skb_get_queue_mapping(skb);
274 u8 prio = netdev_txq_to_tc(dev, queue_mapping);
275 struct dsa_port *dp = dsa_slave_to_port(dev);
276 struct ethhdr *hdr;
277 __be16 *tag;
278 u16 val;
279
280 if (skb->ip_summed == CHECKSUM_PARTIAL && skb_checksum_help(skb))
281 return NULL;
282
283 /* Tag encoding */
284 ksz_xmit_timestamp(dp, skb);
285
286 tag = skb_put(skb, KSZ9477_INGRESS_TAG_LEN);
287 hdr = skb_eth_hdr(skb);
288
289 val = BIT(dp->index);
290
291 val |= FIELD_PREP(KSZ9477_TAIL_TAG_PRIO, prio);
292
293 if (is_link_local_ether_addr(hdr->h_dest))
294 val |= KSZ9477_TAIL_TAG_OVERRIDE;
295
296 if (dev->features & NETIF_F_HW_HSR_DUP) {
297 val &= ~KSZ9477_TAIL_TAG_LOOKUP;
> 298 val |= ksz_hsr_get_ports(dp->ds);
299 }
300
301 *tag = cpu_to_be16(val);
302
303 return ksz_defer_xmit(dp, skb);
304 }
305

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