Hi NeilBrown, kernel test robot noticed the following build errors: [auto build test ERROR on linus/master] [also build test ERROR on 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/NeilBrown/nfsd-prepare-for-supporting-admin-revocation-of-state/20231027-095832 base: linus/master patch link: https://lore.kernel.org/r/20231027015613.26247-4-neilb%40suse.de patch subject: [PATCH 3/6] nfsd: allow admin-revoked NFSv4.0 state to be freed. config: i386-allmodconfig (https://download.01.org/0day-ci/archive/20231031/202310310756.sZ0piSTX-lkp@xxxxxxxxx/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231031/202310310756.sZ0piSTX-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202310310756.sZ0piSTX-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from <command-line>: fs/nfsd/nfs4state.c: In function 'nfsd4_revoke_states': >> include/linux/compiler_types.h:425:45: error: call to '__compiletime_assert_955' declared with attribute error: Need native word sized stores/loads for atomicity. 425 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler_types.h:406:25: note: in definition of macro '__compiletime_assert' 406 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler_types.h:425:9: note: in expansion of macro '_compiletime_assert' 425 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:428:9: note: in expansion of macro 'compiletime_assert' 428 | compiletime_assert(__native_word(t), \ | ^~~~~~~~~~~~~~~~~~ arch/x86/include/asm/barrier.h:65:9: note: in expansion of macro 'compiletime_assert_atomic_type' 65 | compiletime_assert_atomic_type(*p); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/asm-generic/barrier.h:172:55: note: in expansion of macro '__smp_store_release' 172 | #define smp_store_release(p, v) do { kcsan_release(); __smp_store_release(p, v); } while (0) | ^~~~~~~~~~~~~~~~~~~ fs/nfsd/nfs4state.c:1725:41: note: in expansion of macro 'smp_store_release' 1725 | smp_store_release(&nn->nfs40_last_revoke, | ^~~~~~~~~~~~~~~~~ In function 'nfs40_clean_admin_revoked', inlined from 'nfs4_laundromat' at fs/nfsd/nfs4state.c:6304:2: include/linux/compiler_types.h:425:45: error: call to '__compiletime_assert_989' declared with attribute error: Need native word sized stores/loads for atomicity. 425 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler_types.h:406:25: note: in definition of macro '__compiletime_assert' 406 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler_types.h:425:9: note: in expansion of macro '_compiletime_assert' 425 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:428:9: note: in expansion of macro 'compiletime_assert' 428 | compiletime_assert(__native_word(t), \ | ^~~~~~~~~~~~~~~~~~ arch/x86/include/asm/barrier.h:73:9: note: in expansion of macro 'compiletime_assert_atomic_type' 73 | compiletime_assert_atomic_type(*p); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/asm-generic/barrier.h:176:29: note: in expansion of macro '__smp_load_acquire' 176 | #define smp_load_acquire(p) __smp_load_acquire(p) | ^~~~~~~~~~~~~~~~~~ fs/nfsd/nfs4state.c:6242:13: note: in expansion of macro 'smp_load_acquire' 6242 | if (smp_load_acquire(&nn->nfs40_last_revoke) == 0 || | ^~~~~~~~~~~~~~~~ vim +/__compiletime_assert_955 +425 include/linux/compiler_types.h eb5c2d4b45e3d2 Will Deacon 2020-07-21 411 eb5c2d4b45e3d2 Will Deacon 2020-07-21 412 #define _compiletime_assert(condition, msg, prefix, suffix) \ eb5c2d4b45e3d2 Will Deacon 2020-07-21 413 __compiletime_assert(condition, msg, prefix, suffix) eb5c2d4b45e3d2 Will Deacon 2020-07-21 414 eb5c2d4b45e3d2 Will Deacon 2020-07-21 415 /** eb5c2d4b45e3d2 Will Deacon 2020-07-21 416 * compiletime_assert - break build and emit msg if condition is false eb5c2d4b45e3d2 Will Deacon 2020-07-21 417 * @condition: a compile-time constant condition to check eb5c2d4b45e3d2 Will Deacon 2020-07-21 418 * @msg: a message to emit if condition is false eb5c2d4b45e3d2 Will Deacon 2020-07-21 419 * eb5c2d4b45e3d2 Will Deacon 2020-07-21 420 * In tradition of POSIX assert, this macro will break the build if the eb5c2d4b45e3d2 Will Deacon 2020-07-21 421 * supplied condition is *false*, emitting the supplied error message if the eb5c2d4b45e3d2 Will Deacon 2020-07-21 422 * compiler has support to do so. eb5c2d4b45e3d2 Will Deacon 2020-07-21 423 */ eb5c2d4b45e3d2 Will Deacon 2020-07-21 424 #define compiletime_assert(condition, msg) \ eb5c2d4b45e3d2 Will Deacon 2020-07-21 @425 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) eb5c2d4b45e3d2 Will Deacon 2020-07-21 426 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
