Messages in this thread | | | Date | Wed, 28 Jul 2021 05:48:23 +0800 | From | kernel test robot <> | Subject | [hch-misc:seq_get_buf 2/5] block/mq-deadline-cgroup.c:105:17: error: initialization of 'bool (*)(struct blkg_policy_data *, struct seq_file *)' {aka '_Bool (*)(struct blkg_policy_data *, struct seq_file *)'} from incompatible pointer type 'size_t (*)(str |
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tree: git://git.infradead.org/users/hch/misc.git seq_get_buf head: efa12012e09ece48c0732409eb555c81f285dbe1 commit: 087e1b1513bde6ed0fd631b0497aead7ff7085d4 [2/5] blk-cgroup: stop using seq_get_buf config: nios2-randconfig-r021-20210727 (attached as .config) compiler: nios2-linux-gcc (GCC) 10.3.0 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 git remote add hch-misc git://git.infradead.org/users/hch/misc.git git fetch --no-tags hch-misc seq_get_buf git checkout 087e1b1513bde6ed0fd631b0497aead7ff7085d4 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=nios2
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 >>):
>> block/mq-deadline-cgroup.c:105:17: error: initialization of 'bool (*)(struct blkg_policy_data *, struct seq_file *)' {aka '_Bool (*)(struct blkg_policy_data *, struct seq_file *)'} from incompatible pointer type 'size_t (*)(struct blkg_policy_data *, char *, size_t)' {aka 'unsigned int (*)(struct blkg_policy_data *, char *, unsigned int)'} [-Werror=incompatible-pointer-types] 105 | .pd_stat_fn = dd_pd_stat, | ^~~~~~~~~~ block/mq-deadline-cgroup.c:105:17: note: (near initialization for 'dd_blkcg_policy.pd_stat_fn') cc1: some warnings being treated as errors
Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for SERIAL_CORE_CONSOLE Depends on TTY && HAS_IOMEM Selected by - EARLY_PRINTK
vim +105 block/mq-deadline-cgroup.c
08a9ad8bf60738 Bart Van Assche 2021-06-17 98 08a9ad8bf60738 Bart Van Assche 2021-06-17 99 static struct blkcg_policy dd_blkcg_policy = { 08a9ad8bf60738 Bart Van Assche 2021-06-17 100 .cpd_alloc_fn = dd_cpd_alloc, 08a9ad8bf60738 Bart Van Assche 2021-06-17 101 .cpd_free_fn = dd_cpd_free, 08a9ad8bf60738 Bart Van Assche 2021-06-17 102 08a9ad8bf60738 Bart Van Assche 2021-06-17 103 .pd_alloc_fn = dd_pd_alloc, 08a9ad8bf60738 Bart Van Assche 2021-06-17 104 .pd_free_fn = dd_pd_free, 08a9ad8bf60738 Bart Van Assche 2021-06-17 @105 .pd_stat_fn = dd_pd_stat, 08a9ad8bf60738 Bart Van Assche 2021-06-17 106 }; 08a9ad8bf60738 Bart Van Assche 2021-06-17 107
:::::: The code at line 105 was first introduced by commit :::::: 08a9ad8bf607388d768a341957d53eae64250c2d block/mq-deadline: Add cgroup support
:::::: TO: Bart Van Assche <bvanassche@acm.org> :::::: CC: Jens Axboe <axboe@kernel.dk>
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