Hi Ian, [auto build test ERROR on linus/master] [also build test ERROR on v4.12-rc2 next-20170524] [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/Ian-Abbott/bug-fix-problem-including-linux-bug-h-from-linux-kernel-h/20170525-081427 config: i386-randconfig-c0-05250844 (attached as .config) compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): In file included from arch/x86/include/asm/bug.h:81:0, from include/linux/bug.h:4, from include/linux/jump_label.h:184, from arch/x86//kernel/jump_label.c:7: include/asm-generic/bug.h:101:35: warning: 'struct pt_regs' declared inside parameter list struct pt_regs *regs, struct warn_args *args); ^ include/asm-generic/bug.h:101:35: warning: its scope is only this definition or declaration, which is probably not what you want In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/linux/jump_label.h:79, from arch/x86//kernel/jump_label.c:7: include/linux/jump_label.h: In function 'static_key_slow_inc': >> include/linux/compiler.h:127:18: error: implicit declaration of function 'printk' [-Werror=implicit-function-declaration] static struct ftrace_likely_data \ ^ include/linux/compiler.h:150:24: note: in expansion of macro '__branch_check__' # define unlikely(x) (__branch_check__(x, 0, __builtin_constant_p(x))) ^ include/asm-generic/bug.h:115:6: note: in expansion of macro 'unlikely' if (unlikely(__ret_warn_on)) \ ^ include/linux/jump_label.h:84:32: note: in expansion of macro 'WARN' #define STATIC_KEY_CHECK_USE() WARN(!static_key_initialized, \ ^ include/linux/jump_label.h:212:2: note: in expansion of macro 'STATIC_KEY_CHECK_USE' STATIC_KEY_CHECK_USE(); ^ In file included from include/linux/bug.h:4:0, from include/linux/jump_label.h:184, from arch/x86//kernel/jump_label.c:7: include/asm-generic/bug.h:91:32: error: 'TAINT_WARN' undeclared (first use in this function) #define __WARN() __WARN_TAINT(TAINT_WARN) ^ arch/x86/include/asm/bug.h:46:10: note: in definition of macro '_BUG_FLAGS' "i" (flags), \ ^ include/asm-generic/bug.h:60:30: note: in expansion of macro '__WARN_FLAGS' #define __WARN_TAINT(taint) __WARN_FLAGS(BUGFLAG_TAINT(taint)) ^ include/asm-generic/bug.h:60:43: note: in expansion of macro 'BUGFLAG_TAINT' #define __WARN_TAINT(taint) __WARN_FLAGS(BUGFLAG_TAINT(taint)) ^ include/asm-generic/bug.h:91:19: note: in expansion of macro '__WARN_TAINT' #define __WARN() __WARN_TAINT(TAINT_WARN) ^ include/asm-generic/bug.h:92:49: note: in expansion of macro '__WARN' #define __WARN_printf(arg...) do { printk(arg); __WARN(); } while (0) ^ include/asm-generic/bug.h:116:3: note: in expansion of macro '__WARN_printf' __WARN_printf(format); \ ^ include/linux/jump_label.h:84:32: note: in expansion of macro 'WARN' #define STATIC_KEY_CHECK_USE() WARN(!static_key_initialized, \ ^ include/linux/jump_label.h:212:2: note: in expansion of macro 'STATIC_KEY_CHECK_USE' STATIC_KEY_CHECK_USE(); ^ include/asm-generic/bug.h:91:32: note: each undeclared identifier is reported only once for each function it appears in #define __WARN() __WARN_TAINT(TAINT_WARN) ^ arch/x86/include/asm/bug.h:46:10: note: in definition of macro '_BUG_FLAGS' "i" (flags), \ ^ include/asm-generic/bug.h:60:30: note: in expansion of macro '__WARN_FLAGS' #define __WARN_TAINT(taint) __WARN_FLAGS(BUGFLAG_TAINT(taint)) ^ include/asm-generic/bug.h:60:43: note: in expansion of macro 'BUGFLAG_TAINT' #define __WARN_TAINT(taint) __WARN_FLAGS(BUGFLAG_TAINT(taint)) ^ include/asm-generic/bug.h:91:19: note: in expansion of macro '__WARN_TAINT' #define __WARN() __WARN_TAINT(TAINT_WARN) ^ include/asm-generic/bug.h:92:49: note: in expansion of macro '__WARN' #define __WARN_printf(arg...) do { printk(arg); __WARN(); } while (0) ^ include/asm-generic/bug.h:116:3: note: in expansion of macro '__WARN_printf' __WARN_printf(format); \ ^ include/linux/jump_label.h:84:32: note: in expansion of macro 'WARN' #define STATIC_KEY_CHECK_USE() WARN(!static_key_initialized, \ ^ include/linux/jump_label.h:212:2: note: in expansion of macro 'STATIC_KEY_CHECK_USE' STATIC_KEY_CHECK_USE(); ^ include/linux/jump_label.h: In function 'static_key_slow_dec': include/asm-generic/bug.h:91:32: error: 'TAINT_WARN' undeclared (first use in this function) #define __WARN() __WARN_TAINT(TAINT_WARN) ^ arch/x86/include/asm/bug.h:46:10: note: in definition of macro '_BUG_FLAGS' "i" (flags), \ ^ include/asm-generic/bug.h:60:30: note: in expansion of macro '__WARN_FLAGS' #define __WARN_TAINT(taint) __WARN_FLAGS(BUGFLAG_TAINT(taint)) ^ include/asm-generic/bug.h:60:43: note: in expansion of macro 'BUGFLAG_TAINT' #define __WARN_TAINT(taint) __WARN_FLAGS(BUGFLAG_TAINT(taint)) ^ include/asm-generic/bug.h:91:19: note: in expansion of macro '__WARN_TAINT' #define __WARN() __WARN_TAINT(TAINT_WARN) ^ include/asm-generic/bug.h:92:49: note: in expansion of macro '__WARN' #define __WARN_printf(arg...) do { printk(arg); __WARN(); } while (0) ^ include/asm-generic/bug.h:116:3: note: in expansion of macro '__WARN_printf' __WARN_printf(format); \ ^ include/linux/jump_label.h:84:32: note: in expansion of macro 'WARN' #define STATIC_KEY_CHECK_USE() WARN(!static_key_initialized, \ ^ include/linux/jump_label.h:218:2: note: in expansion of macro 'STATIC_KEY_CHECK_USE' STATIC_KEY_CHECK_USE(); ^ include/linux/jump_label.h: In function 'static_key_enable': vim +/printk +127 include/linux/compiler.h 1f0d69a9 Steven Rostedt 2008-11-12 121 1f0d69a9 Steven Rostedt 2008-11-12 122 #define likely_notrace(x) __builtin_expect(!!(x), 1) 1f0d69a9 Steven Rostedt 2008-11-12 123 #define unlikely_notrace(x) __builtin_expect(!!(x), 0) 1f0d69a9 Steven Rostedt 2008-11-12 124 d45ae1f7 Steven Rostedt (VMware 2017-01-17 125) #define __branch_check__(x, expect, is_constant) ({ \ 1f0d69a9 Steven Rostedt 2008-11-12 126 int ______r; \ 134e6a03 Steven Rostedt (VMware 2017-01-19 @127) static struct ftrace_likely_data \ 1f0d69a9 Steven Rostedt 2008-11-12 128 __attribute__((__aligned__(4))) \ 45b79749 Steven Rostedt 2008-11-21 129 __attribute__((section("_ftrace_annotated_branch"))) \ 1f0d69a9 Steven Rostedt 2008-11-12 130 ______f = { \ :::::: The code at line 127 was first introduced by commit :::::: 134e6a034cb004ed5acd3048792de70ced1c6cf5 tracing: Show number of constants profiled in likely profiler :::::: TO: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx> :::::: CC: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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