On 02/07/16 21:17, Stephen Rothwell wrote: > Hi all, > > Changes since 20160205: > on x86_64: when CONFIG_PRINTK is not enabled: In file included from ../arch/x86/include/asm/bug.h:35:0, from ../include/linux/bug.h:4, from ../include/linux/thread_info.h:11, from ../arch/x86/include/asm/preempt.h:6, from ../include/linux/preempt.h:59, from ../include/linux/radix-tree.h:25, from ../kernel/memremap.c:13: ../kernel/memremap.c: In function 'devm_memremap_pages_release': ../kernel/memremap.c:230:54: error: expected ')' before '__func__' dev_WARN(dev, "%s: page mapping is still live!\n", __func__); ^ ../include/asm-generic/bug.h:74:69: note: in definition of macro '__WARN_printf' #define __WARN_printf(arg...) warn_slowpath_fmt(__FILE__, __LINE__, arg) ^ ../include/linux/device.h:1300:2: note: in expansion of macro 'WARN' WARN(condition, "%s %s: " format, \ ^ ../kernel/memremap.c:230:3: note: in expansion of macro 'dev_WARN' dev_WARN(dev, "%s: page mapping is still live!\n", __func__); ^ ../kernel/memremap.c:230:54: warning: format '%s' expects a matching 'char *' argument [-Wformat=] dev_WARN(dev, "%s: page mapping is still live!\n", __func__); ^ ../include/asm-generic/bug.h:74:69: note: in definition of macro '__WARN_printf' #define __WARN_printf(arg...) warn_slowpath_fmt(__FILE__, __LINE__, arg) ^ ../include/linux/device.h:1300:2: note: in expansion of macro 'WARN' WARN(condition, "%s %s: " format, \ ^ ../kernel/memremap.c:230:3: note: in expansion of macro 'dev_WARN' dev_WARN(dev, "%s: page mapping is still live!\n", __func__); ^ ../kernel/memremap.c:230:54: warning: format '%s' expects a matching 'char *' argument [-Wformat=] dev_WARN(dev, "%s: page mapping is still live!\n", __func__); ^ ../include/asm-generic/bug.h:74:69: note: in definition of macro '__WARN_printf' #define __WARN_printf(arg...) warn_slowpath_fmt(__FILE__, __LINE__, arg) ^ ../include/linux/device.h:1300:2: note: in expansion of macro 'WARN' WARN(condition, "%s %s: " format, \ ^ ../kernel/memremap.c:230:3: note: in expansion of macro 'dev_WARN' dev_WARN(dev, "%s: page mapping is still live!\n", __func__); ^ ../scripts/Makefile.build:258: recipe for target 'kernel/memremap.o' failed Full randconfig file is attached. -- ~Randy