Hi Zqiang, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v5.15-rc5 next-20211015] [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] url: https://github.com/0day-ci/linux/commits/Zqiang/fs-inode-use-queue_rcu_work-instead-of-call_rcu/20211015-160455 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git ec681c53f8d2d0ee362ff67f5b98dd8263c15002 config: arc-randconfig-r043-20211014 (attached as .config) compiler: arceb-elf-gcc (GCC) 11.2.0 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 # https://github.com/0day-ci/linux/commit/2294caaec521b45bdc9db96423fe51762e47afd0 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Zqiang/fs-inode-use-queue_rcu_work-instead-of-call_rcu/20211015-160455 git checkout 2294caaec521b45bdc9db96423fe51762e47afd0 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash fs/ntfs3/ fs/xfs/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): In file included from : fs/ntfs3/super.c: In function 'ntfs_i_callback': >> include/linux/kernel.h:495:58: error: 'struct inode' has no member named 'i_rcu' 495 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~ include/linux/compiler_types.h:302:23: note: in definition of macro '__compiletime_assert' 302 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:322:9: note: in expansion of macro '_compiletime_assert' 322 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/kernel.h:495:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 495 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~~~~~~ include/linux/kernel.h:495:27: note: in expansion of macro '__same_type' 495 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~ fs/ntfs3/super.c:458:31: note: in expansion of macro 'container_of' 458 | struct inode *inode = container_of(head, struct inode, i_rcu); | ^~~~~~~~~~~~ >> include/linux/compiler_types.h:140:41: error: 'struct inode' has no member named 'i_rcu' 140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b) | ^~~~~~~~~~~~~~~~~~ include/linux/stddef.h:17:33: note: in expansion of macro '__compiler_offsetof' 17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) | ^~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:498:28: note: in expansion of macro 'offsetof' 498 | ((type *)(__mptr - offsetof(type, member))); }) | ^~~~~~~~ fs/ntfs3/super.c:458:31: note: in expansion of macro 'container_of' 458 | struct inode *inode = container_of(head, struct inode, i_rcu); | ^~~~~~~~~~~~ fs/ntfs3/super.c: In function 'ntfs_destroy_inode': >> fs/ntfs3/super.c:468:24: error: 'struct inode' has no member named 'i_rcu' 468 | call_rcu(&inode->i_rcu, ntfs_i_callback); | ^~ -- In file included from : fs/xfs/xfs_icache.c: In function 'xfs_inode_free_callback': >> include/linux/kernel.h:495:58: error: 'struct inode' has no member named 'i_rcu' 495 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~ include/linux/compiler_types.h:302:23: note: in definition of macro '__compiletime_assert' 302 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:322:9: note: in expansion of macro '_compiletime_assert' 322 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/kernel.h:495:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 495 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~~~~~~ include/linux/kernel.h:495:27: note: in expansion of macro '__same_type' 495 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~ fs/xfs/xfs_icache.c:120:42: note: in expansion of macro 'container_of' 120 | struct inode *inode = container_of(head, struct inode, i_rcu); | ^~~~~~~~~~~~ >> include/linux/compiler_types.h:140:41: error: 'struct inode' has no member named 'i_rcu' 140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b) | ^~~~~~~~~~~~~~~~~~ include/linux/stddef.h:17:33: note: in expansion of macro '__compiler_offsetof' 17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) | ^~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:498:28: note: in expansion of macro 'offsetof' 498 | ((type *)(__mptr - offsetof(type, member))); }) | ^~~~~~~~ fs/xfs/xfs_icache.c:120:42: note: in expansion of macro 'container_of' 120 | struct inode *inode = container_of(head, struct inode, i_rcu); | ^~~~~~~~~~~~ fs/xfs/xfs_icache.c: In function '__xfs_inode_free': >> fs/xfs/xfs_icache.c:158:28: error: 'struct inode' has no member named 'i_rcu' 158 | call_rcu(&VFS_I(ip)->i_rcu, xfs_inode_free_callback); | ^~ vim +495 include/linux/kernel.h cf14f27f82af78 Alexei Starovoitov 2018-03-28 485 ^1da177e4c3f41 Linus Torvalds 2005-04-16 486 /** ^1da177e4c3f41 Linus Torvalds 2005-04-16 487 * container_of - cast a member of a structure out to the containing structure ^1da177e4c3f41 Linus Torvalds 2005-04-16 488 * @ptr: the pointer to the member. ^1da177e4c3f41 Linus Torvalds 2005-04-16 489 * @type: the type of the container struct this is embedded in. ^1da177e4c3f41 Linus Torvalds 2005-04-16 490 * @member: the name of the member within the struct. ^1da177e4c3f41 Linus Torvalds 2005-04-16 491 * ^1da177e4c3f41 Linus Torvalds 2005-04-16 492 */ ^1da177e4c3f41 Linus Torvalds 2005-04-16 493 #define container_of(ptr, type, member) ({ \ c7acec713d14c6 Ian Abbott 2017-07-12 494 void *__mptr = (void *)(ptr); \ c7acec713d14c6 Ian Abbott 2017-07-12 @495 BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ c7acec713d14c6 Ian Abbott 2017-07-12 496 !__same_type(*(ptr), void), \ c7acec713d14c6 Ian Abbott 2017-07-12 497 "pointer type mismatch in container_of()"); \ c7acec713d14c6 Ian Abbott 2017-07-12 498 ((type *)(__mptr - offsetof(type, member))); }) ^1da177e4c3f41 Linus Torvalds 2005-04-16 499 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org