Hi Pranay, [auto build test WARNING on staging/staging-testing] [also build test WARNING on v4.10 next-20170228] [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/Pranay-Kr-Srivastava/return-same-error-value-from-spk_set_key_info/20170222-152440 config: i386-randconfig-c0-02281459 (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 warnings (new ones prefixed by >>): In file included from include/linux/linkage.h:4:0, from include/linux/kernel.h:6, from drivers/staging/speakup/main.c:21: drivers/staging/speakup/main.c: In function 'spk_set_key_info': >> include/linux/compiler.h:117:18: warning: format '%lu' expects argument of type 'long unsigned int', but argument 4 has type 'unsigned int' [-Wformat=] static struct ftrace_branch_data \ ^ include/linux/compiler.h:160:16: note: in definition of macro '__trace_if' ______r = !!(cond); \ ^ include/linux/dynamic_debug.h:125:2: note: in expansion of macro 'if' if (DYNAMIC_DEBUG_BRANCH(descriptor)) \ ^ include/linux/compiler.h:139:58: note: in expansion of macro '__branch_check__' # define unlikely(x) (__builtin_constant_p(x) ? !!(x) : __branch_check__(x, 0)) ^ include/linux/dynamic_debug.h:117:2: note: in expansion of macro 'unlikely' unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT) ^ include/linux/dynamic_debug.h:125:6: note: in expansion of macro 'DYNAMIC_DEBUG_BRANCH' if (DYNAMIC_DEBUG_BRANCH(descriptor)) \ ^ include/linux/printk.h:324:2: note: in expansion of macro 'dynamic_pr_debug' dynamic_pr_debug(fmt, ##__VA_ARGS__) ^ drivers/staging/speakup/main.c:1228:3: note: in expansion of macro 'pr_debug' pr_debug("too many key_infos (%d over %lu)\n", ^ vim +117 include/linux/compiler.h 2bcd521a Steven Rostedt 2008-11-21 101 }; 2bcd521a Steven Rostedt 2008-11-21 102 }; 2ed84eeb Steven Rostedt 2008-11-12 103 2ed84eeb Steven Rostedt 2008-11-12 104 /* 2ed84eeb Steven Rostedt 2008-11-12 105 * Note: DISABLE_BRANCH_PROFILING can be used by special lowlevel code 2ed84eeb Steven Rostedt 2008-11-12 106 * to disable branch tracing on a per file basis. 2ed84eeb Steven Rostedt 2008-11-12 107 */ d9ad8bc0 Bart Van Assche 2009-04-05 108 #if defined(CONFIG_TRACE_BRANCH_PROFILING) \ d9ad8bc0 Bart Van Assche 2009-04-05 109 && !defined(DISABLE_BRANCH_PROFILING) && !defined(__CHECKER__) 2ed84eeb Steven Rostedt 2008-11-12 110 void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect); 1f0d69a9 Steven Rostedt 2008-11-12 111 1f0d69a9 Steven Rostedt 2008-11-12 112 #define likely_notrace(x) __builtin_expect(!!(x), 1) 1f0d69a9 Steven Rostedt 2008-11-12 113 #define unlikely_notrace(x) __builtin_expect(!!(x), 0) 1f0d69a9 Steven Rostedt 2008-11-12 114 45b79749 Steven Rostedt 2008-11-21 115 #define __branch_check__(x, expect) ({ \ 1f0d69a9 Steven Rostedt 2008-11-12 116 int ______r; \ 2ed84eeb Steven Rostedt 2008-11-12 @117 static struct ftrace_branch_data \ 1f0d69a9 Steven Rostedt 2008-11-12 118 __attribute__((__aligned__(4))) \ 45b79749 Steven Rostedt 2008-11-21 119 __attribute__((section("_ftrace_annotated_branch"))) \ 1f0d69a9 Steven Rostedt 2008-11-12 120 ______f = { \ 1f0d69a9 Steven Rostedt 2008-11-12 121 .func = __func__, \ 1f0d69a9 Steven Rostedt 2008-11-12 122 .file = __FILE__, \ 1f0d69a9 Steven Rostedt 2008-11-12 123 .line = __LINE__, \ 1f0d69a9 Steven Rostedt 2008-11-12 124 }; \ 1f0d69a9 Steven Rostedt 2008-11-12 125 ______r = likely_notrace(x); \ :::::: The code at line 117 was first introduced by commit :::::: 2ed84eeb8808cf3c9f039213ca137ffd7d753f0e trace: rename unlikely profiler to branch profiler :::::: TO: Steven Rostedt <srostedt@xxxxxxxxxx> :::::: CC: Ingo Molnar <mingo@xxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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