1:01 p.m.
On 12/12/20 4:47 PM, Philip Li wrote:
On Thu, Dec 10, 2020 at 12:41:32PM +0000, Geva, Erez wrote:
> On 10/12/2020 04:11, kernel test robot wrote:
>> Hi Erez,
>>
>> Thank you for the patch! Yet something to improve:
>>
> Thanks for the robot,
> as we rarely use clang for kernel. It is very helpful.
>
>> [auto build test ERROR on b65054597872ce3aefbc6a666385eabdf9e288da]
>>
>> url:
https://github.com/0day-ci/linux/commits/Erez-Geva/Add-sending-TX-hardwar...
> I can not find this commit
Hi Erez,
The url has been recovered now.
Best Regards,
Rong Chen
>
>> base: b65054597872ce3aefbc6a666385eabdf9e288da
>> config: mips-randconfig-r026-20201209 (attached as .config)
>> compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
1968804ac726e7674d5de22bc2204b45857da344)
> However the clang in
> https://download.01.org/0day-ci/cross-package/clang-latest/clang.tar.xz is version
11
Sorry that these are issues at our side, including the branch/commit missing.
The push to download.01.org failed and did not really work, we will look for
recovering them.
>> reproduce (this is a W=1 build):
>> wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
> Your make cross script tries to download the clang every time.
> Please separate the download (which is ~400 MB and 2 GB after open) from the
compilation.
Hi Erez, thanks for your feedback, we will improve the reproduction
side per these suggestions.
> Please use "wget" follow your own instructions in this email.
>
>> chmod +x ~/bin/make.cross
>> # install mips cross compiling tool for clang build
>> # apt-get install binutils-mips-linux-gnu
>> #
https://github.com/0day-ci/linux/commit/8a8f634bc74db16dc551cfcf3b63c1183...
>> git remote add linux-review https://github.com/0day-ci/linux
>> git fetch --no-tags linux-review
Erez-Geva/Add-sending-TX-hardware-timestamp-for-TC-ETF-Qdisc/20201210-000521
> This branch is absent
>
>> git checkout 8a8f634bc74db16dc551cfcf3b63c1183f98eaac
> This commit as well
>
>> # save the attached .config to linux build tree
>> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips
>>
> I use Debian 10.7.
> I usually compile with GCC. I have not see any errors.
>
> When I use clang 11 from download.01.org I get a crash right away.
> Please add a proper instructions how to use clang on Debian or provide
> a Docker container with updated clang for testing.
>
>> If you fix the issue, kindly add following tag as appropriate
>> Reported-by: kernel test robot <lkp(a)intel.com>
>>
>> All errors (new ones prefixed by >>):
>>
>>>> net/core/sock.c:2383:7: error: use of undeclared identifier
'SCM_HW_TXTIME'; did you mean 'SOCK_HW_TXTIME'?
>> case SCM_HW_TXTIME:
>> ^~~~~~~~~~~~~
>> SOCK_HW_TXTIME
>> include/net/sock.h:862:2: note: 'SOCK_HW_TXTIME' declared here
>> SOCK_HW_TXTIME,
>> ^
>> 1 error generated.
>>
>> vim +2383 net/core/sock.c
>>
>> 2351
>> 2352 int __sock_cmsg_send(struct sock *sk, struct msghdr *msg, struct cmsghdr
*cmsg,
>> 2353 struct sockcm_cookie *sockc)
>> 2354 {
>> 2355 u32 tsflags;
>> 2356
>> 2357 switch (cmsg->cmsg_type) {
>> 2358 case SO_MARK:
>> 2359 if (!ns_capable(sock_net(sk)->user_ns, CAP_NET_ADMIN))
>> 2360 return -EPERM;
>> 2361 if (cmsg->cmsg_len != CMSG_LEN(sizeof(u32)))
>> 2362 return -EINVAL;
>> 2363 sockc->mark = *(u32 *)CMSG_DATA(cmsg);
>> 2364 break;
>> 2365 case SO_TIMESTAMPING_OLD:
>> 2366 if (cmsg->cmsg_len != CMSG_LEN(sizeof(u32)))
>> 2367 return -EINVAL;
>> 2368
>> 2369 tsflags = *(u32 *)CMSG_DATA(cmsg);
>> 2370 if (tsflags & ~SOF_TIMESTAMPING_TX_RECORD_MASK)
>> 2371 return -EINVAL;
>> 2372
>> 2373 sockc->tsflags &= ~SOF_TIMESTAMPING_TX_RECORD_MASK;
>> 2374 sockc->tsflags |= tsflags;
>> 2375 break;
>> 2376 case SCM_TXTIME:
>> 2377 if (!sock_flag(sk, SOCK_TXTIME))
>> 2378 return -EINVAL;
>> 2379 if (cmsg->cmsg_len != CMSG_LEN(sizeof(u64)))
>> 2380 return -EINVAL;
>> 2381 sockc->transmit_time = get_unaligned((u64 *)CMSG_DATA(cmsg));
>> 2382 break;
>>> 2383 case SCM_HW_TXTIME:
>> 2384 if (!sock_flag(sk, SOCK_HW_TXTIME))
>> 2385 return -EINVAL;
>> 2386 if (cmsg->cmsg_len != CMSG_LEN(sizeof(u64)))
>> 2387 return -EINVAL;
>> 2388 sockc->transmit_hw_time = get_unaligned((u64 *)CMSG_DATA(cmsg));
>> 2389 break;
>> 2390 /* SCM_RIGHTS and SCM_CREDENTIALS are semantically in SOL_UNIX. */
>> 2391 case SCM_RIGHTS:
>> 2392 case SCM_CREDENTIALS:
>> 2393 break;
>> 2394 default:
>> 2395 return -EINVAL;
>> 2396 }
>> 2397 return 0;
>> 2398 }
>> 2399 EXPORT_SYMBOL(__sock_cmsg_send);
>> 2400
>>
>> ---
>> 0-DAY CI Kernel Test Service, Intel Corporation
>> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
>>
> Please improve the robot, so we can comply and properly support clang compilation.
Got it, we will keep improving the bot.
> Thanks
> Erez
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