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Message-ID: <202312091128.LxOCXRoz-lkp@intel.com> Date: Sat, 9 Dec 2023 11:55:13 +0800 From: kernel test robot <lkp@...el.com> To: Kent Overstreet <kmo@...erainc.com> Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org Subject: fs/bcachefs/error.h:168:9: warning: function 'bch2_bkey_fsck_err' might be a candidate for 'gnu_printf' format attribute tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5e3f5b81de80c98338bcb47c233aebefee5a4801 commit: b65db750e2bb9252321fd54c284edd73c1595a09 bcachefs: Enumerate fsck errors date: 5 weeks ago config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20231209/202312091128.LxOCXRoz-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231209/202312091128.LxOCXRoz-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@...el.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202312091128.LxOCXRoz-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from fs/bcachefs/bcachefs.h:206, from fs/bcachefs/acl.c:3: fs/bcachefs/bcachefs_format.h:215:25: warning: 'p' offset 3 in 'struct bkey' isn't aligned to 4 [-Wpacked-not-aligned] 215 | struct bpos p; | ^ fs/bcachefs/bcachefs_format.h:217:25: warning: 'version' offset 27 in 'struct bkey' isn't aligned to 4 [-Wpacked-not-aligned] 217 | struct bversion version; | ^~~~~~~ In file included from fs/bcachefs/str_hash.h:8, from fs/bcachefs/xattr.h:5, from fs/bcachefs/acl.c:6: fs/bcachefs/error.h: In function 'bch2_bkey_fsck_err': >> fs/bcachefs/error.h:168:9: warning: function 'bch2_bkey_fsck_err' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format] 168 | prt_vprintf(err_msg, fmt, args); | ^~~~~~~~~~~ vim +168 fs/bcachefs/error.h 138 139 #define __fsck_err_on(cond, c, _flags, _err_type, ...) \ 140 (unlikely(cond) ? __fsck_err(c, _flags, _err_type, __VA_ARGS__) : false) 141 142 #define need_fsck_err_on(cond, c, _err_type, ...) \ 143 __fsck_err_on(cond, c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, _err_type, __VA_ARGS__) 144 145 #define need_fsck_err(c, _err_type, ...) \ 146 __fsck_err(c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, _err_type, __VA_ARGS__) 147 148 #define mustfix_fsck_err(c, _err_type, ...) \ 149 __fsck_err(c, FSCK_CAN_FIX, _err_type, __VA_ARGS__) 150 151 #define mustfix_fsck_err_on(cond, c, _err_type, ...) \ 152 __fsck_err_on(cond, c, FSCK_CAN_FIX, _err_type, __VA_ARGS__) 153 154 #define fsck_err(c, _err_type, ...) \ 155 __fsck_err(c, FSCK_CAN_FIX|FSCK_CAN_IGNORE, _err_type, __VA_ARGS__) 156 157 #define fsck_err_on(cond, c, _err_type, ...) \ 158 __fsck_err_on(cond, c, FSCK_CAN_FIX|FSCK_CAN_IGNORE, _err_type, __VA_ARGS__) 159 160 static inline void bch2_bkey_fsck_err(struct bch_fs *c, 161 struct printbuf *err_msg, 162 enum bch_sb_error_id err_type, 163 const char *fmt, ...) 164 { 165 va_list args; 166 167 va_start(args, fmt); > 168 prt_vprintf(err_msg, fmt, args); 169 va_end(args); 170 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
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