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* [dborkman-bpf:pr/bpf-tstamp 3/3] net/sched/sch_taprio.c:322:37: error: 'struct sk_buff' has no member named 'skb_mstamp_ns'
@ 2021-09-17  4:55 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-09-17  4:55 UTC (permalink / raw)
  To: Daniel Borkmann; +Cc: kbuild-all, Daniel Borkmann, linux-kernel

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/dborkman/bpf.git pr/bpf-tstamp
head:   f7d619a946e981177777983af26e9e31163ffb38
commit: f7d619a946e981177777983af26e9e31163ffb38 [3/3] net: skb clock bases
config: parisc-buildonly-randconfig-r001-20210916 (attached as .config)
compiler: hppa-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/dborkman/bpf.git/commit/?id=f7d619a946e981177777983af26e9e31163ffb38
        git remote add dborkman-bpf https://git.kernel.org/pub/scm/linux/kernel/git/dborkman/bpf.git
        git fetch --no-tags dborkman-bpf pr/bpf-tstamp
        git checkout f7d619a946e981177777983af26e9e31163ffb38
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=parisc SHELL=/bin/bash net/sched/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   In file included from net/sched/sch_taprio.c:26:
   include/net/tcp.h: In function 'tcp_skb_timestamp':
   include/net/tcp.h:812:32: error: 'const struct sk_buff' has no member named 'skb_mstamp_ns'
     812 |         return tcp_ns_to_ts(skb->skb_mstamp_ns);
         |                                ^~
   include/net/tcp.h: In function 'tcp_skb_timestamp_us':
   include/net/tcp.h:818:27: error: 'const struct sk_buff' has no member named 'skb_mstamp_ns'
     818 |         return div_u64(skb->skb_mstamp_ns, NSEC_PER_USEC);
         |                           ^~
   include/net/tcp.h: In function 'tcp_add_tx_delay':
   include/net/tcp.h:2367:20: error: 'struct sk_buff' has no member named 'skb_mstamp_ns'
    2367 |                 skb->skb_mstamp_ns += (u64)tp->tcp_tx_delay * NSEC_PER_USEC;
         |                    ^~
   net/sched/sch_taprio.c: In function 'get_tcp_tstamp':
>> net/sched/sch_taprio.c:322:37: error: 'struct sk_buff' has no member named 'skb_mstamp_ns'
     322 |         return ktime_mono_to_any(skb->skb_mstamp_ns, q->tk_offset);
         |                                     ^~
   net/sched/sch_taprio.c:323:1: error: control reaches end of non-void function [-Werror=return-type]
     323 | }
         | ^
   cc1: some warnings being treated as errors


vim +322 net/sched/sch_taprio.c

9c66d15646760e Vinicius Costa Gomes 2019-09-15  289  
54002066100b6d Vedang Patel         2019-06-25  290  /* This returns the tstamp value set by TCP in terms of the set clock. */
54002066100b6d Vedang Patel         2019-06-25  291  static ktime_t get_tcp_tstamp(struct taprio_sched *q, struct sk_buff *skb)
54002066100b6d Vedang Patel         2019-06-25  292  {
54002066100b6d Vedang Patel         2019-06-25  293  	unsigned int offset = skb_network_offset(skb);
54002066100b6d Vedang Patel         2019-06-25  294  	const struct ipv6hdr *ipv6h;
54002066100b6d Vedang Patel         2019-06-25  295  	const struct iphdr *iph;
54002066100b6d Vedang Patel         2019-06-25  296  	struct ipv6hdr _ipv6h;
54002066100b6d Vedang Patel         2019-06-25  297  
54002066100b6d Vedang Patel         2019-06-25  298  	ipv6h = skb_header_pointer(skb, offset, sizeof(_ipv6h), &_ipv6h);
54002066100b6d Vedang Patel         2019-06-25  299  	if (!ipv6h)
54002066100b6d Vedang Patel         2019-06-25  300  		return 0;
54002066100b6d Vedang Patel         2019-06-25  301  
54002066100b6d Vedang Patel         2019-06-25  302  	if (ipv6h->version == 4) {
54002066100b6d Vedang Patel         2019-06-25  303  		iph = (struct iphdr *)ipv6h;
54002066100b6d Vedang Patel         2019-06-25  304  		offset += iph->ihl * 4;
54002066100b6d Vedang Patel         2019-06-25  305  
54002066100b6d Vedang Patel         2019-06-25  306  		/* special-case 6in4 tunnelling, as that is a common way to get
54002066100b6d Vedang Patel         2019-06-25  307  		 * v6 connectivity in the home
54002066100b6d Vedang Patel         2019-06-25  308  		 */
54002066100b6d Vedang Patel         2019-06-25  309  		if (iph->protocol == IPPROTO_IPV6) {
54002066100b6d Vedang Patel         2019-06-25  310  			ipv6h = skb_header_pointer(skb, offset,
54002066100b6d Vedang Patel         2019-06-25  311  						   sizeof(_ipv6h), &_ipv6h);
54002066100b6d Vedang Patel         2019-06-25  312  
54002066100b6d Vedang Patel         2019-06-25  313  			if (!ipv6h || ipv6h->nexthdr != IPPROTO_TCP)
54002066100b6d Vedang Patel         2019-06-25  314  				return 0;
54002066100b6d Vedang Patel         2019-06-25  315  		} else if (iph->protocol != IPPROTO_TCP) {
54002066100b6d Vedang Patel         2019-06-25  316  			return 0;
54002066100b6d Vedang Patel         2019-06-25  317  		}
54002066100b6d Vedang Patel         2019-06-25  318  	} else if (ipv6h->version == 6 && ipv6h->nexthdr != IPPROTO_TCP) {
54002066100b6d Vedang Patel         2019-06-25  319  		return 0;
54002066100b6d Vedang Patel         2019-06-25  320  	}
54002066100b6d Vedang Patel         2019-06-25  321  
54002066100b6d Vedang Patel         2019-06-25 @322  	return ktime_mono_to_any(skb->skb_mstamp_ns, q->tk_offset);
54002066100b6d Vedang Patel         2019-06-25  323  }
54002066100b6d Vedang Patel         2019-06-25  324  

:::::: The code at line 322 was first introduced by commit
:::::: 54002066100b6d2f731157156c41d853e0c9137e taprio: Adjust timestamps for TCP packets

:::::: TO: Vedang Patel <vedang.patel@intel.com>
:::::: CC: David S. Miller <davem@davemloft.net>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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