Hi Sayali, Thank you for the patch! Yet something to improve: [auto build test ERROR on mkp-scsi/for-next] [also build test ERROR on v4.18-rc5 next-20180716] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Sayali-Lokhande/scsi-ufs-Add-configfs-support-for-UFS-provisioning/20180716-212258 base: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next config: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 8.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=8.1.0 make.cross ARCH=ia64 All errors (new ones prefixed by >>): In file included from include/linux/kernel.h:10, from include/linux/list.h:9, from include/linux/preempt.h:11, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/linux/stat.h:19, from include/linux/configfs.h:38, from drivers/scsi/ufs/ufs-configfs.c:4: drivers/scsi/ufs/ufs-configfs.c: In function 'config_item_to_hba': >> include/linux/kernel.h:964:51: error: 'struct ufs_hba' has no member named 'subsys' BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ ^~ include/linux/compiler.h:316:19: note: in definition of macro '__compiletime_assert' bool __cond = !(condition); \ ^~~~~~~~~ include/linux/compiler.h:339:2: note: in expansion of macro '_compiletime_assert' _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:45:37: note: in expansion of macro 'compiletime_assert' #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) ^~~~~~~~~~~~~~~~~~ include/linux/kernel.h:964:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ ^~~~~~~~~~~~~~~~ include/linux/kernel.h:964:20: note: in expansion of macro '__same_type' BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ ^~~~~~~~~~~ drivers/scsi/ufs/ufs-configfs.c:15:24: note: in expansion of macro 'container_of' struct ufs_hba *hba = container_of(subsys, struct ufs_hba, subsys); ^~~~~~~~~~~~ In file included from include/linux/compiler_types.h:58, from <command-line>: >> include/linux/compiler-gcc.h:170:2: error: 'struct ufs_hba' has no member named 'subsys' __builtin_offsetof(a, b) ^~~~~~~~~~~~~~~~~~ include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof' #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) ^~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:967:21: note: in expansion of macro 'offsetof' ((type *)(__mptr - offsetof(type, member))); }) ^~~~~~~~ drivers/scsi/ufs/ufs-configfs.c:15:24: note: in expansion of macro 'container_of' struct ufs_hba *hba = container_of(subsys, struct ufs_hba, subsys); ^~~~~~~~~~~~ drivers/scsi/ufs/ufs-configfs.c: At top level: >> drivers/scsi/ufs/ufs-configfs.c:141:5: error: redefinition of 'ufshcd_configfs_init' int ufshcd_configfs_init(struct ufs_hba *hba, const char *name) ^~~~~~~~~~~~~~~~~~~~ In file included from drivers/scsi/ufs/ufs-configfs.c:9: drivers/scsi/ufs/ufshcd.h:899:5: note: previous definition of 'ufshcd_configfs_init' was here int ufshcd_configfs_init(struct ufs_hba *hba, const char *name) ^~~~~~~~~~~~~~~~~~~~ drivers/scsi/ufs/ufs-configfs.c: In function 'ufshcd_configfs_init': >> drivers/scsi/ufs/ufs-configfs.c:144:42: error: 'struct ufs_hba' has no member named 'subsys' struct configfs_subsystem *subsys = &hba->subsys; ^~ drivers/scsi/ufs/ufs-configfs.c: At top level: >> drivers/scsi/ufs/ufs-configfs.c:159:6: error: redefinition of 'ufshcd_configfs_exit' void ufshcd_configfs_exit(void) ^~~~~~~~~~~~~~~~~~~~ In file included from drivers/scsi/ufs/ufs-configfs.c:9: drivers/scsi/ufs/ufshcd.h:904:6: note: previous definition of 'ufshcd_configfs_exit' was here void ufshcd_configfs_exit(void) ^~~~~~~~~~~~~~~~~~~~ -- In file included from include/linux/kernel.h:10, from include/linux/list.h:9, from include/linux/preempt.h:11, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/linux/stat.h:19, from include/linux/configfs.h:38, from drivers/scsi//ufs/ufs-configfs.c:4: drivers/scsi//ufs/ufs-configfs.c: In function 'config_item_to_hba': >> include/linux/kernel.h:964:51: error: 'struct ufs_hba' has no member named 'subsys' BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ ^~ include/linux/compiler.h:316:19: note: in definition of macro '__compiletime_assert' bool __cond = !(condition); \ ^~~~~~~~~ include/linux/compiler.h:339:2: note: in expansion of macro '_compiletime_assert' _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:45:37: note: in expansion of macro 'compiletime_assert' #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) ^~~~~~~~~~~~~~~~~~ include/linux/kernel.h:964:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ ^~~~~~~~~~~~~~~~ include/linux/kernel.h:964:20: note: in expansion of macro '__same_type' BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ ^~~~~~~~~~~ drivers/scsi//ufs/ufs-configfs.c:15:24: note: in expansion of macro 'container_of' struct ufs_hba *hba = container_of(subsys, struct ufs_hba, subsys); ^~~~~~~~~~~~ In file included from include/linux/compiler_types.h:58, from <command-line>: >> include/linux/compiler-gcc.h:170:2: error: 'struct ufs_hba' has no member named 'subsys' __builtin_offsetof(a, b) ^~~~~~~~~~~~~~~~~~ include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof' #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) ^~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:967:21: note: in expansion of macro 'offsetof' ((type *)(__mptr - offsetof(type, member))); }) ^~~~~~~~ drivers/scsi//ufs/ufs-configfs.c:15:24: note: in expansion of macro 'container_of' struct ufs_hba *hba = container_of(subsys, struct ufs_hba, subsys); ^~~~~~~~~~~~ drivers/scsi//ufs/ufs-configfs.c: At top level: drivers/scsi//ufs/ufs-configfs.c:141:5: error: redefinition of 'ufshcd_configfs_init' int ufshcd_configfs_init(struct ufs_hba *hba, const char *name) ^~~~~~~~~~~~~~~~~~~~ In file included from drivers/scsi//ufs/ufs-configfs.c:9: drivers/scsi//ufs/ufshcd.h:899:5: note: previous definition of 'ufshcd_configfs_init' was here int ufshcd_configfs_init(struct ufs_hba *hba, const char *name) ^~~~~~~~~~~~~~~~~~~~ drivers/scsi//ufs/ufs-configfs.c: In function 'ufshcd_configfs_init': drivers/scsi//ufs/ufs-configfs.c:144:42: error: 'struct ufs_hba' has no member named 'subsys' struct configfs_subsystem *subsys = &hba->subsys; ^~ drivers/scsi//ufs/ufs-configfs.c: At top level: drivers/scsi//ufs/ufs-configfs.c:159:6: error: redefinition of 'ufshcd_configfs_exit' void ufshcd_configfs_exit(void) ^~~~~~~~~~~~~~~~~~~~ In file included from drivers/scsi//ufs/ufs-configfs.c:9: drivers/scsi//ufs/ufshcd.h:904:6: note: previous definition of 'ufshcd_configfs_exit' was here void ufshcd_configfs_exit(void) ^~~~~~~~~~~~~~~~~~~~ vim +964 include/linux/kernel.h cf14f27f Alexei Starovoitov 2018-03-28 954 ^1da177e Linus Torvalds 2005-04-16 955 /** ^1da177e Linus Torvalds 2005-04-16 956 * container_of - cast a member of a structure out to the containing structure ^1da177e Linus Torvalds 2005-04-16 957 * @ptr: the pointer to the member. ^1da177e Linus Torvalds 2005-04-16 958 * @type: the type of the container struct this is embedded in. ^1da177e Linus Torvalds 2005-04-16 959 * @member: the name of the member within the struct. ^1da177e Linus Torvalds 2005-04-16 960 * ^1da177e Linus Torvalds 2005-04-16 961 */ ^1da177e Linus Torvalds 2005-04-16 962 #define container_of(ptr, type, member) ({ \ c7acec71 Ian Abbott 2017-07-12 963 void *__mptr = (void *)(ptr); \ c7acec71 Ian Abbott 2017-07-12 @964 BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ c7acec71 Ian Abbott 2017-07-12 965 !__same_type(*(ptr), void), \ c7acec71 Ian Abbott 2017-07-12 966 "pointer type mismatch in container_of()"); \ c7acec71 Ian Abbott 2017-07-12 967 ((type *)(__mptr - offsetof(type, member))); }) ^1da177e Linus Torvalds 2005-04-16 968 :::::: The code at line 964 was first introduced by commit :::::: c7acec713d14c6ce8a20154f9dfda258d6bcad3b kernel.h: handle pointers to arrays better in container_of() :::::: TO: Ian Abbott <abbotti@xxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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