7:44 a.m.
Hi Kashyap,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20201015]
[cannot apply to scsi/for-next mkp-scsi/for-next v5.9 v5.9-rc8 v5.9-rc7 v5.9]
[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/Kashyap-Desai/io_uring-iopoll-in...
base: 03d992bd2de6c7f2c9bbd4260ff104c0926ce3ff
config: riscv-randconfig-r026-20201015 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
e7b4feea8e1bf520b34ad8c116abab6677344b74)
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/011c9682f4ab6651d3b56e7bb819b6605...
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Kashyap-Desai/io_uring-iopoll-in-scsi-layer/20201015-213946
git checkout 011c9682f4ab6651d3b56e7bb819b6605e1f8d32
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
> drivers/scsi/megaraid/megaraid_sas_fusion.c:3652:5: warning: no
previous prototype for function 'megasas_blk_mq_poll' [-Wmissing-prototypes]
int megasas_blk_mq_poll(struct Scsi_Host *shost, unsigned int queue_num)
^
drivers/scsi/megaraid/megaraid_sas_fusion.c:3652:1: note: declare 'static' if
the function is not intended to be used outside of this translation unit
int megasas_blk_mq_poll(struct Scsi_Host *shost, unsigned int queue_num)
^
static
1 warning generated.
vim +/megasas_blk_mq_poll +3652 drivers/scsi/megaraid/megaraid_sas_fusion.c
3651
3652 int megasas_blk_mq_poll(struct Scsi_Host *shost, unsigned int
queue_num)
3653 {
3654
3655 struct megasas_instance *instance;
3656 int num_entries = 0;
3657 struct fusion_context *fusion;
3658
3659 instance = (struct megasas_instance *)shost->hostdata;
3660
3661 fusion = instance->ctrl_context;
3662
3663 queue_num = queue_num + instance->low_latency_index_start;
3664
3665 if (!atomic_add_unless(&fusion->busy_mq_poll[queue_num], 1, 1))
3666 return 0;
3667
3668 num_entries = complete_cmd_fusion(instance, queue_num, NULL);
3669 atomic_dec(&fusion->busy_mq_poll[queue_num]);
3670
3671 return num_entries;
3672 }
3673
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org