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SubjectRe: [PATCH v9 09/17] riscv: Add task switch support for vector
Hi Greentime,

I love your patch! Yet something to improve:

[auto build test ERROR on v5.15]
[cannot apply to linus/master next-20211111]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/0day-ci/linux/commits/Greentime-Hu/riscv-Add-vector-ISA-support/20211109-175222
base: DEBUG invalid remote for branch v5.15 8bb7eca972ad531c9b149c0a51ab43a417385813
config: riscv-buildonly-randconfig-r002-20211111 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 63ef0e17e28827eae53133b3467bdac7d9729318)
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 riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/0day-ci/linux/commit/93773de66911ee019c1fb31ae8e53a1221a540db
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Greentime-Hu/riscv-Add-vector-ISA-support/20211109-175222
git checkout 93773de66911ee019c1fb31ae8e53a1221a540db
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=riscv

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 >>):

>> arch/riscv/kernel/process.c:164:6: error: no previous prototype for function 'arch_release_task_struct' [-Werror,-Wmissing-prototypes]
void arch_release_task_struct(struct task_struct *tsk)
^
arch/riscv/kernel/process.c:164:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void arch_release_task_struct(struct task_struct *tsk)
^
static
1 error generated.


vim +/arch_release_task_struct +164 arch/riscv/kernel/process.c

163
> 164 void arch_release_task_struct(struct task_struct *tsk)
165 {
166 /* Free the vector context of datap. */
167 if (has_vector())
168 kfree(tsk->thread.vstate.datap);
169 }
170

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[unhandled content-type:application/gzip]
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