Re: [PATCHv2 1/4] block: bio-integrity: directly map user buffers

kernel test robot
2023-10-30T15:28:01Z

Hi Keith,

kernel test robot noticed the following build errors:

[auto build test ERROR on axboe-block/for-next]
[also build test ERROR on linus/master v6.6 next-20231030]
[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#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Keith-Busch/block-bio-integrity-directly-map-user-buffers/20231028-022107
base: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next
patch link: https://lore.kernel.org/r/20231027181929.2589937-2-kbusch%40meta.com
patch subject: [PATCHv2 1/4] block: bio-integrity: directly map user buffers
config: powerpc-allnoconfig (https://download.01.org/0day-ci/archive/20231030/202310302318.pPweFNME-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231030/202310302318.pPweFNME-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/202310302318.pPweFNME-lkp@intel.com/

All errors (new ones prefixed by >>):

In file included from include/linux/blkdev.h:17,
from lib/vsprintf.c:47:
include/linux/bio.h: In function 'bio_integrity_map_user':
>> include/linux/bio.h:799:1: error: expected ';' before '}' token
799 | }
| ^
lib/vsprintf.c: In function 'va_format':
lib/vsprintf.c:1682:9: warning: function 'va_format' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
1682 | buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va);
| ^~~

vim +799 include/linux/bio.h

794
795 static inline int bio_integrity_map_user(struct bio *bio, void __user *ubuf,
796 unsigned int len, u32 seed)
797 {
798 return -EINVAL
> 799 }
800

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