Hi Arvind, [auto build test ERROR on staging/staging-testing] [also build test ERROR on v4.13-rc1 next-20170717] [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/Arvind-Yadav/constify-lustre-attribute_group-structures/20170717-142957 config: sparc64-allyesconfig (attached as .config) compiler: sparc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=sparc64 Note: the linux-review/Arvind-Yadav/constify-lustre-attribute_group-structures/20170717-142957 HEAD a6df15f5fc00a12dffbac94e0ccc52155118946e builds fine. It only hurts bisectibility. All error/warnings (new ones prefixed by >>): >> drivers/staging/lustre/lustre/obdclass/lprocfs_status.c:1033:5: error: conflicting types for 'lprocfs_obd_setup' int lprocfs_obd_setup(struct obd_device *obd, struct lprocfs_vars *list, ^~~~~~~~~~~~~~~~~ In file included from drivers/staging/lustre/lustre/obdclass/../include/obd_support.h:41:0, from drivers/staging/lustre/lustre/obdclass/../include/obd_class.h:35, from drivers/staging/lustre/lustre/obdclass/lprocfs_status.c:39: drivers/staging/lustre/lustre/obdclass/../include/lprocfs_status.h:470:5: note: previous declaration of 'lprocfs_obd_setup' was here int lprocfs_obd_setup(struct obd_device *obd, struct lprocfs_vars *list, ^~~~~~~~~~~~~~~~~ In file included from include/linux/linkage.h:6:0, from include/linux/kernel.h:6, from include/asm-generic/bug.h:15, from arch/sparc/include/asm/bug.h:20, from include/linux/bug.h:4, from include/linux/mmdebug.h:4, from include/linux/gfp.h:4, from include/linux/slab.h:14, from drivers/staging/lustre/lustre/obdclass/../include/obd_support.h:36, from drivers/staging/lustre/lustre/obdclass/../include/obd_class.h:35, from drivers/staging/lustre/lustre/obdclass/lprocfs_status.c:39: drivers/staging/lustre/lustre/obdclass/lprocfs_status.c:1066:19: error: conflicting types for 'lprocfs_obd_setup' EXPORT_SYMBOL_GPL(lprocfs_obd_setup); ^ include/linux/export.h:65:21: note: in definition of macro '___EXPORT_SYMBOL' extern typeof(sym) sym; \ ^~~ >> drivers/staging/lustre/lustre/obdclass/lprocfs_status.c:1066:1: note: in expansion of macro 'EXPORT_SYMBOL_GPL' EXPORT_SYMBOL_GPL(lprocfs_obd_setup); ^~~~~~~~~~~~~~~~~ In file included from drivers/staging/lustre/lustre/obdclass/../include/obd_support.h:41:0, from drivers/staging/lustre/lustre/obdclass/../include/obd_class.h:35, from drivers/staging/lustre/lustre/obdclass/lprocfs_status.c:39: drivers/staging/lustre/lustre/obdclass/../include/lprocfs_status.h:470:5: note: previous declaration of 'lprocfs_obd_setup' was here int lprocfs_obd_setup(struct obd_device *obd, struct lprocfs_vars *list, ^~~~~~~~~~~~~~~~~ vim +/lprocfs_obd_setup +1033 drivers/staging/lustre/lustre/obdclass/lprocfs_status.c 9b8013023 Oleg Drokin 2015-05-21 1032 9b8013023 Oleg Drokin 2015-05-21 @1033 int lprocfs_obd_setup(struct obd_device *obd, struct lprocfs_vars *list, 9b8013023 Oleg Drokin 2015-05-21 1034 struct attribute_group *attrs) d7e09d039 Peng Tao 2013-05-02 1035 { d7e09d039 Peng Tao 2013-05-02 1036 int rc = 0; d7e09d039 Peng Tao 2013-05-02 1037 9b8013023 Oleg Drokin 2015-05-21 1038 init_completion(&obd->obd_kobj_unregister); 9b8013023 Oleg Drokin 2015-05-21 1039 rc = kobject_init_and_add(&obd->obd_kobj, &obd_ktype, 9b8013023 Oleg Drokin 2015-05-21 1040 obd->obd_type->typ_kobj, 9b8013023 Oleg Drokin 2015-05-21 1041 "%s", obd->obd_name); 9b8013023 Oleg Drokin 2015-05-21 1042 if (rc) 9b8013023 Oleg Drokin 2015-05-21 1043 return rc; 9b8013023 Oleg Drokin 2015-05-21 1044 9b8013023 Oleg Drokin 2015-05-21 1045 if (attrs) { 9b8013023 Oleg Drokin 2015-05-21 1046 rc = sysfs_create_group(&obd->obd_kobj, attrs); 9b8013023 Oleg Drokin 2015-05-21 1047 if (rc) { 9b8013023 Oleg Drokin 2015-05-21 1048 kobject_put(&obd->obd_kobj); 9b8013023 Oleg Drokin 2015-05-21 1049 return rc; 9b8013023 Oleg Drokin 2015-05-21 1050 } 9b8013023 Oleg Drokin 2015-05-21 1051 } 9b8013023 Oleg Drokin 2015-05-21 1052 61e87ab0f Dmitry Eremin 2015-05-21 1053 obd->obd_debugfs_entry = ldebugfs_register(obd->obd_name, 61e87ab0f Dmitry Eremin 2015-05-21 1054 obd->obd_type->typ_debugfs_entry, d7e09d039 Peng Tao 2013-05-02 1055 list, obd); 61e87ab0f Dmitry Eremin 2015-05-21 1056 if (IS_ERR_OR_NULL(obd->obd_debugfs_entry)) { 61e87ab0f Dmitry Eremin 2015-05-21 1057 rc = obd->obd_debugfs_entry ? PTR_ERR(obd->obd_debugfs_entry) 61e87ab0f Dmitry Eremin 2015-05-21 1058 : -ENOMEM; 1d8cb70c7 Greg Donald 2014-08-25 1059 CERROR("error %d setting up lprocfs for %s\n", 1d8cb70c7 Greg Donald 2014-08-25 1060 rc, obd->obd_name); 61e87ab0f Dmitry Eremin 2015-05-21 1061 obd->obd_debugfs_entry = NULL; d7e09d039 Peng Tao 2013-05-02 1062 } 9b8013023 Oleg Drokin 2015-05-21 1063 d7e09d039 Peng Tao 2013-05-02 1064 return rc; d7e09d039 Peng Tao 2013-05-02 1065 } da33f1dd9 Oleg Drokin 2016-02-06 @1066 EXPORT_SYMBOL_GPL(lprocfs_obd_setup); d7e09d039 Peng Tao 2013-05-02 1067 :::::: The code at line 1033 was first introduced by commit :::::: 9b8013023cb62360b56c04313687e93a1c2bf3d6 staging/lustre/obdclass: Prepare for procfs to sysfs migration :::::: TO: Oleg Drokin <green@xxxxxxxxxxxxxx> :::::: CC: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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