[dhowells-fs:netfs-fixes 1/2] fs/erofs/fscache.c:122:20: error: assignment to 'netfs_io_terminated_t' {aka 'void (*)(void *, int)'} from incompatible pointer type 'void (*)(void *, ssize_t, bool)' {aka 'void (*)(void *, int, _Bool)'}

[dhowells-fs:netfs-fixes 1/2] fs/erofs/fscache.c:122:20: error: assignment to 'netfs_io_terminated_t' {aka 'void (*)(void *, int)'} from incompatible pointer type 'void (*)(void *, ssize_t, bool)' {aka 'void (*)(void *, int, _Bool)'}

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git netfs-fixes
head:   423353c292d881a53125bbe8aff5fcc329f3dbb7
commit: c313ce74e3946fcc6ae5c80187c8d576ac097a65 [1/2] netfs: Fix the request's work item to not require a ref
config: arm-randconfig-004-20250220 (https://download.01.org/0day-ci/archive/20250220/202502200514.AOFaBjkD-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250220/202502200514.AOFaBjkD-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502200514.AOFaBjkD-lkp@intel.com/

All errors (new ones prefixed by >>):

   fs/erofs/fscache.c: In function 'erofs_fscache_req_io_alloc':
>> fs/erofs/fscache.c:122:20: error: assignment to 'netfs_io_terminated_t' {aka 'void (*)(void *, int)'} from incompatible pointer type 'void (*)(void *, ssize_t,  bool)' {aka 'void (*)(void *, int,  _Bool)'} [-Wincompatible-pointer-types]
     122 |         io->end_io = erofs_fscache_req_end_io;
         |                    ^
   fs/erofs/fscache.c: In function 'erofs_fscache_bio_alloc':
   fs/erofs/fscache.c:202:23: error: assignment to 'netfs_io_terminated_t' {aka 'void (*)(void *, int)'} from incompatible pointer type 'void (*)(void *, ssize_t,  bool)' {aka 'void (*)(void *, int,  _Bool)'} [-Wincompatible-pointer-types]
     202 |         io->io.end_io = erofs_fscache_bio_endio;
         |                       ^


vim +122 fs/erofs/fscache.c

f2151df5743536 Jingbo Xu 2024-03-08  115  
f2151df5743536 Jingbo Xu 2024-03-08  116  static struct erofs_fscache_io *erofs_fscache_req_io_alloc(struct erofs_fscache_rq *req)
f2151df5743536 Jingbo Xu 2024-03-08  117  {
f2151df5743536 Jingbo Xu 2024-03-08  118  	struct erofs_fscache_io *io = kzalloc(sizeof(*io), GFP_KERNEL);
f2151df5743536 Jingbo Xu 2024-03-08  119  
f2151df5743536 Jingbo Xu 2024-03-08  120  	if (!io)
f2151df5743536 Jingbo Xu 2024-03-08  121  		return NULL;
f2151df5743536 Jingbo Xu 2024-03-08 @122  	io->end_io = erofs_fscache_req_end_io;
f2151df5743536 Jingbo Xu 2024-03-08  123  	io->private = req;
f2151df5743536 Jingbo Xu 2024-03-08  124  	refcount_inc(&req->ref);
f2151df5743536 Jingbo Xu 2024-03-08  125  	refcount_set(&io->ref, 1);
f2151df5743536 Jingbo Xu 2024-03-08  126  	return io;
d435d53228dd03 Xin Yin   2022-05-09  127  }
d435d53228dd03 Xin Yin   2022-05-09  128  

:::::: The code at line 122 was first introduced by commit
:::::: f2151df5743536e0b98a2094bd58b52d4e060016 erofs: make iov_iter describe target buffers over fscache

:::::: TO: Jingbo Xu <jefflexu@linux.alibaba.com>
:::::: CC: Gao Xiang <hsiangkao@linux.alibaba.com>

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https://github.com/intel/lkp-tests/wiki