* Re: [PATCH v3 06/18] tcp: authopt: Hook into tcp core
[not found] <c6a0af64b6e41aa74d70dc0f7321a5f2293ee53e.1638962992.git.cdleonard@gmail.com>
@ 2021-12-08 20:39 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-12-08 20:39 UTC (permalink / raw)
To: Leonard Crestez, David Ahern, Dmitry Safonov, Eric Dumazet
Cc: llvm, kbuild-all, Francesco Ruggeri, Shuah Khan, Herbert Xu,
Kuniyuki Iwashima, Hideaki YOSHIFUJI, Jakub Kicinski,
Yuchung Cheng
Hi Leonard,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on 1fe5b01262844be03de98afdd56d1d393df04d7e]
url: https://github.com/0day-ci/linux/commits/Leonard-Crestez/tcp-Initial-support-for-RFC5925-auth-option/20211208-194125
base: 1fe5b01262844be03de98afdd56d1d393df04d7e
config: i386-randconfig-a013-20211207 (https://download.01.org/0day-ci/archive/20211209/202112090452.jW34oJZF-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 097a1cb1d5ebb3a0ec4bcaed8ba3ff6a8e33c00a)
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://github.com/0day-ci/linux/commit/5935c41094c73eec0e3c39119d7bfb22de066c3b
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Leonard-Crestez/tcp-Initial-support-for-RFC5925-auth-option/20211208-194125
git checkout 5935c41094c73eec0e3c39119d7bfb22de066c3b
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from net/bpf/test_run.c:15:
>> include/net/tcp.h:433:17: warning: parameter 'md5ptr' set but not used [-Wunused-but-set-parameter]
const u8 **md5ptr,
^
>> include/net/tcp.h:434:17: warning: parameter 'aoptr' set but not used [-Wunused-but-set-parameter]
const u8 **aoptr)
^
net/bpf/test_run.c:170:14: warning: no previous prototype for function 'bpf_fentry_test1' [-Wmissing-prototypes]
int noinline bpf_fentry_test1(int a)
^
net/bpf/test_run.c:170:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int noinline bpf_fentry_test1(int a)
^
static
net/bpf/test_run.c:175:14: warning: no previous prototype for function 'bpf_fentry_test2' [-Wmissing-prototypes]
int noinline bpf_fentry_test2(int a, u64 b)
^
net/bpf/test_run.c:175:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int noinline bpf_fentry_test2(int a, u64 b)
^
static
net/bpf/test_run.c:180:14: warning: no previous prototype for function 'bpf_fentry_test3' [-Wmissing-prototypes]
int noinline bpf_fentry_test3(char a, int b, u64 c)
^
net/bpf/test_run.c:180:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int noinline bpf_fentry_test3(char a, int b, u64 c)
^
static
net/bpf/test_run.c:185:14: warning: no previous prototype for function 'bpf_fentry_test4' [-Wmissing-prototypes]
int noinline bpf_fentry_test4(void *a, char b, int c, u64 d)
^
net/bpf/test_run.c:185:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int noinline bpf_fentry_test4(void *a, char b, int c, u64 d)
^
static
net/bpf/test_run.c:190:14: warning: no previous prototype for function 'bpf_fentry_test5' [-Wmissing-prototypes]
int noinline bpf_fentry_test5(u64 a, void *b, short c, int d, u64 e)
^
net/bpf/test_run.c:190:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int noinline bpf_fentry_test5(u64 a, void *b, short c, int d, u64 e)
^
static
net/bpf/test_run.c:195:14: warning: no previous prototype for function 'bpf_fentry_test6' [-Wmissing-prototypes]
int noinline bpf_fentry_test6(u64 a, void *b, short c, int d, void *e, u64 f)
^
net/bpf/test_run.c:195:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int noinline bpf_fentry_test6(u64 a, void *b, short c, int d, void *e, u64 f)
^
static
net/bpf/test_run.c:204:14: warning: no previous prototype for function 'bpf_fentry_test7' [-Wmissing-prototypes]
int noinline bpf_fentry_test7(struct bpf_fentry_test_t *arg)
^
net/bpf/test_run.c:204:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int noinline bpf_fentry_test7(struct bpf_fentry_test_t *arg)
^
static
net/bpf/test_run.c:209:14: warning: no previous prototype for function 'bpf_fentry_test8' [-Wmissing-prototypes]
int noinline bpf_fentry_test8(struct bpf_fentry_test_t *arg)
^
net/bpf/test_run.c:209:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int noinline bpf_fentry_test8(struct bpf_fentry_test_t *arg)
^
static
net/bpf/test_run.c:214:14: warning: no previous prototype for function 'bpf_modify_return_test' [-Wmissing-prototypes]
int noinline bpf_modify_return_test(int a, int *b)
^
net/bpf/test_run.c:214:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int noinline bpf_modify_return_test(int a, int *b)
^
static
net/bpf/test_run.c:220:14: warning: no previous prototype for function 'bpf_kfunc_call_test1' [-Wmissing-prototypes]
u64 noinline bpf_kfunc_call_test1(struct sock *sk, u32 a, u64 b, u32 c, u64 d)
^
net/bpf/test_run.c:220:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
u64 noinline bpf_kfunc_call_test1(struct sock *sk, u32 a, u64 b, u32 c, u64 d)
^
static
net/bpf/test_run.c:225:14: warning: no previous prototype for function 'bpf_kfunc_call_test2' [-Wmissing-prototypes]
int noinline bpf_kfunc_call_test2(struct sock *sk, u32 a, u32 b)
^
net/bpf/test_run.c:225:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int noinline bpf_kfunc_call_test2(struct sock *sk, u32 a, u32 b)
^
static
net/bpf/test_run.c:230:24: warning: no previous prototype for function 'bpf_kfunc_call_test3' [-Wmissing-prototypes]
struct sock * noinline bpf_kfunc_call_test3(struct sock *sk)
^
net/bpf/test_run.c:230:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
struct sock * noinline bpf_kfunc_call_test3(struct sock *sk)
^
static
14 warnings generated.
--
In file included from net/core/skmsg.c:4:
In file included from include/linux/skmsg.h:13:
>> include/net/tcp.h:433:17: warning: parameter 'md5ptr' set but not used [-Wunused-but-set-parameter]
const u8 **md5ptr,
^
>> include/net/tcp.h:434:17: warning: parameter 'aoptr' set but not used [-Wunused-but-set-parameter]
const u8 **aoptr)
^
2 warnings generated.
--
In file included from net/core/sock_map.c:11:
In file included from include/linux/skmsg.h:13:
>> include/net/tcp.h:434:17: warning: parameter 'aoptr' set but not used [-Wunused-but-set-parameter]
const u8 **aoptr)
^
>> include/net/tcp.h:433:17: warning: parameter 'md5ptr' set but not used [-Wunused-but-set-parameter]
const u8 **md5ptr,
^
2 warnings generated.
--
In file included from net/ipv4/route.c:94:
>> include/net/tcp.h:433:17: warning: parameter 'md5ptr' set but not used [-Wunused-but-set-parameter]
const u8 **md5ptr,
^
>> include/net/tcp.h:434:17: warning: parameter 'aoptr' set but not used [-Wunused-but-set-parameter]
const u8 **aoptr)
^
net/ipv4/route.c:869:6: warning: variable 'log_martians' set but not used [-Wunused-but-set-variable]
int log_martians;
^
3 warnings generated.
--
In file included from net/ipv4/tcp_output.c:40:
>> include/net/tcp.h:434:17: warning: parameter 'aoptr' set but not used [-Wunused-but-set-parameter]
const u8 **aoptr)
^
>> include/net/tcp.h:433:17: warning: parameter 'md5ptr' set but not used [-Wunused-but-set-parameter]
const u8 **md5ptr,
^
net/ipv4/tcp_output.c:189:3: warning: result of comparison of constant -1 with expression of type 'u8' (aka 'unsigned char') is always false [-Wtautological-constant-out-of-range-compare]
NET_ADD_STATS(sock_net(sk), LINUX_MIB_TCPACKCOMPRESSED,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/ip.h:292:41: note: expanded from macro 'NET_ADD_STATS'
#define NET_ADD_STATS(net, field, adnd) SNMP_ADD_STATS((net)->mib.net_statistics, field, adnd)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/snmp.h:143:4: note: expanded from macro 'SNMP_ADD_STATS'
this_cpu_add(mib->mibs[field], addend)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:509:33: note: expanded from macro 'this_cpu_add'
#define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
<scratch space>:113:1: note: expanded from here
this_cpu_add_4
^
arch/x86/include/asm/percpu.h:268:34: note: expanded from macro 'this_cpu_add_4'
#define this_cpu_add_4(pcp, val) percpu_add_op(4, volatile, (pcp), val)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/x86/include/asm/percpu.h:127:31: note: expanded from macro 'percpu_add_op'
((val) == 1 || (val) == -1)) ? \
~~~~~ ^ ~~
3 warnings generated.
--
In file included from net/mptcp/options.c:11:
>> include/net/tcp.h:434:17: warning: parameter 'aoptr' set but not used [-Wunused-but-set-parameter]
const u8 **aoptr)
^
>> include/net/tcp.h:433:17: warning: parameter 'md5ptr' set but not used [-Wunused-but-set-parameter]
const u8 **md5ptr,
^
net/mptcp/options.c:552:21: warning: parameter 'remaining' set but not used [-Wunused-but-set-parameter]
unsigned int remaining,
^
3 warnings generated.
vim +/md5ptr +433 include/net/tcp.h
381
382
383 enum tcp_tw_status tcp_timewait_state_process(struct inet_timewait_sock *tw,
384 struct sk_buff *skb,
385 const struct tcphdr *th);
386 struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb,
387 struct request_sock *req, bool fastopen,
388 bool *lost_race);
389 int tcp_child_process(struct sock *parent, struct sock *child,
390 struct sk_buff *skb);
391 void tcp_enter_loss(struct sock *sk);
392 void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int newly_lost, int flag);
393 void tcp_clear_retrans(struct tcp_sock *tp);
394 void tcp_update_metrics(struct sock *sk);
395 void tcp_init_metrics(struct sock *sk);
396 void tcp_metrics_init(void);
397 bool tcp_peer_is_proven(struct request_sock *req, struct dst_entry *dst);
398 void __tcp_close(struct sock *sk, long timeout);
399 void tcp_close(struct sock *sk, long timeout);
400 void tcp_init_sock(struct sock *sk);
401 void tcp_init_transfer(struct sock *sk, int bpf_op, struct sk_buff *skb);
402 __poll_t tcp_poll(struct file *file, struct socket *sock,
403 struct poll_table_struct *wait);
404 int tcp_getsockopt(struct sock *sk, int level, int optname,
405 char __user *optval, int __user *optlen);
406 bool tcp_bpf_bypass_getsockopt(int level, int optname);
407 int tcp_setsockopt(struct sock *sk, int level, int optname, sockptr_t optval,
408 unsigned int optlen);
409 void tcp_set_keepalive(struct sock *sk, int val);
410 void tcp_syn_ack_timeout(const struct request_sock *req);
411 int tcp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, int nonblock,
412 int flags, int *addr_len);
413 int tcp_set_rcvlowat(struct sock *sk, int val);
414 int tcp_set_window_clamp(struct sock *sk, int val);
415 void tcp_update_recv_tstamps(struct sk_buff *skb,
416 struct scm_timestamping_internal *tss);
417 void tcp_recv_timestamp(struct msghdr *msg, const struct sock *sk,
418 struct scm_timestamping_internal *tss);
419 void tcp_data_ready(struct sock *sk);
420 #ifdef CONFIG_MMU
421 int tcp_mmap(struct file *file, struct socket *sock,
422 struct vm_area_struct *vma);
423 #endif
424 void tcp_parse_options(const struct net *net, const struct sk_buff *skb,
425 struct tcp_options_received *opt_rx,
426 int estab, struct tcp_fastopen_cookie *foc);
427 #if defined(CONFIG_TCP_MD5SIG) || defined(CONFIG_TCP_AUTHOPT)
428 int tcp_parse_sig_options(const struct tcphdr *th,
429 const u8 **md5ptr,
430 const u8 **aoptr);
431 #else
432 static inline int tcp_parse_sig_options(const struct tcphdr *th,
> 433 const u8 **md5ptr,
> 434 const u8 **aoptr)
435 {
436 aoptr = NULL;
437 md5ptr = NULL;
438 return 0;
439 }
440 #endif
441 static inline const u8 *tcp_parse_md5sig_option(const struct tcphdr *th)
442 {
443 const u8 *md5, *ao;
444 int ret;
445
446 ret = tcp_parse_sig_options(th, &md5, &ao);
447
448 return (md5 && !ao && !ret) ? md5 : NULL;
449 }
450
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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[not found] <c6a0af64b6e41aa74d70dc0f7321a5f2293ee53e.1638962992.git.cdleonard@gmail.com>
2021-12-08 20:39 ` [PATCH v3 06/18] tcp: authopt: Hook into tcp core kernel test robot
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