tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 84196390620ac0e5070ae36af84c137c6216a7dc commit: 97e4910232fa1f81e806aa60c25a0450276d99a2 linux/compiler-clang.h: define HAVE_BUILTIN_BSWAP* date: 9 days ago config: mips-randconfig-r023-20210322 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 78a65cd945d006ff02f9d24d9cc20a302ed93b08) 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 # install mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=97e4910232fa1f81e806aa60c25a0450276d99a2 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 97e4910232fa1f81e806aa60c25a0450276d99a2 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
All warnings (new ones prefixed by >>):
drivers/net/ethernet/chelsio/cxgb4/sge.c:814:28: warning: unused function
'calc_tx_descs' [-Wunused-function]
static inline unsigned int calc_tx_descs(const struct sk_buff *skb,
^
>> drivers/net/ethernet/chelsio/cxgb4/sge.c:2396:13: warning: stack frame size
>> of 1168 bytes in function 'ethofld_xmit' [-Wframe-larger-than=]
static void ethofld_xmit(struct net_device *dev, struct sge_eosw_txq
*eosw_txq)
^
2 warnings generated.
vim +/ethofld_xmit +2396 drivers/net/ethernet/chelsio/cxgb4/sge.c
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2395
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 @2396 static void
ethofld_xmit(struct net_device *dev, struct sge_eosw_txq *eosw_txq)
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2397 {
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2398 struct sk_buff *skb;
4f1d97262d58e0 Rahul Lakkireddy 2020-05-15 2399 int pktcount, ret;
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2400
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2401 switch
(eosw_txq->state) {
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2402 case
CXGB4_EO_STATE_ACTIVE:
0e395b3cb1fb82 Rahul Lakkireddy 2019-11-07 2403 case
CXGB4_EO_STATE_FLOWC_OPEN_SEND:
0e395b3cb1fb82 Rahul Lakkireddy 2019-11-07 2404 case
CXGB4_EO_STATE_FLOWC_CLOSE_SEND:
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2405 pktcount =
eosw_txq->pidx - eosw_txq->last_pidx;
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2406 if (pktcount <
0)
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2407
pktcount += eosw_txq->ndesc;
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2408 break;
0e395b3cb1fb82 Rahul Lakkireddy 2019-11-07 2409 case
CXGB4_EO_STATE_FLOWC_OPEN_REPLY:
0e395b3cb1fb82 Rahul Lakkireddy 2019-11-07 2410 case
CXGB4_EO_STATE_FLOWC_CLOSE_REPLY:
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2411 case
CXGB4_EO_STATE_CLOSED:
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2412 default:
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2413 return;
272630feb4c0d2 Rahul Lakkireddy 2019-11-19 2414 }
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2415
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2416 while (pktcount--) {
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2417 skb =
eosw_txq_peek(eosw_txq);
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2418 if (!skb) {
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2419
eosw_txq_advance_index(&eosw_txq->last_pidx, 1,
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2420
eosw_txq->ndesc);
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2421
continue;
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2422 }
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2423
4f1d97262d58e0 Rahul Lakkireddy 2020-05-15 2424 ret =
ethofld_hard_xmit(dev, eosw_txq);
4f1d97262d58e0 Rahul Lakkireddy 2020-05-15 2425 if (ret)
4f1d97262d58e0 Rahul Lakkireddy 2020-05-15 2426 break;
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2427 }
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2428 }
4846d5330dafc8 Rahul Lakkireddy 2019-11-07 2429
:::::: The code at line 2396 was first introduced by commit
:::::: 4846d5330dafc82990be7ffe1d1b383157268bd9 cxgb4: add Tx and Rx path for
ETHOFLD traffic
:::::: TO: Rahul Lakkireddy <rahul.lakkire...@chelsio.com>
:::::: CC: David S. Miller <da...@davemloft.net>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
