[Intel-wired-lan] [tnguy-next-queue:dev-queue 21/87] drivers/net/ethernet/intel/iavf/iavf_main.c:145: warning: expecting prototype for iavf_timeout(). Prototype was for iavf_lock_timeout() instead
kernel test robot
lkp at intel.com
Wed Jun 16 15:02:59 UTC 2021
tree: https://git.kernel.org/pub/scm/linux/kernel/git/tnguy/next-queue.git dev-queue
head: 209f51a407348729203cd6e319e17c5c507f662e
commit: 8fd81228faf637f04de07b802fa6684044c97dda [21/87] iavf: fix locking of critical sections
config: powerpc64-randconfig-r035-20210616 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 64720f57bea6a6bf033feef4a5751ab9c0c3b401)
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 powerpc64 cross compiling tool for clang build
# apt-get install binutils-powerpc64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/tnguy/next-queue.git/commit/?id=8fd81228faf637f04de07b802fa6684044c97dda
git remote add tnguy-next-queue https://git.kernel.org/pub/scm/linux/kernel/git/tnguy/next-queue.git
git fetch --no-tags tnguy-next-queue dev-queue
git checkout 8fd81228faf637f04de07b802fa6684044c97dda
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>
All warnings (new ones prefixed by >>):
>> drivers/net/ethernet/intel/iavf/iavf_main.c:145: warning: expecting prototype for iavf_timeout(). Prototype was for iavf_lock_timeout() instead
vim +145 drivers/net/ethernet/intel/iavf/iavf_main.c
133
134 /**
135 * iavf_timeout - try to set bit but give up after timeout
136 * @adapter: board private structure
137 * @bit: bit to set
138 * @msecs: timeout in msecs
139 *
140 * Returns 0 on success, negative on failure
141 **/
142 static inline int iavf_lock_timeout(struct iavf_adapter *adapter,
143 enum iavf_critical_section_t bit,
144 unsigned int msecs)
> 145 {
146 unsigned int wait, delay = 10;
147
148 for (wait = 0; wait < msecs; wait += delay) {
149 if (!test_and_set_bit(bit, &adapter->crit_section))
150 return 0;
151
152 msleep(delay);
153 }
154
155 return -1;
156 }
157
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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