tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git usermode_ro head: 98be6f5802fc3ace7f105aca608a34f56e53dbe6 commit: 98be6f5802fc3ace7f105aca608a34f56e53dbe6 [5/5] add CONFIG_READONLY_USERMODEHELPER support for lots of places. config: i386-randconfig-x003-201650 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: git checkout 98be6f5802fc3ace7f105aca608a34f56e53dbe6 # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): In file included from include/linux/irqdesc.h:5:0, from include/linux/irq.h:435, from arch/x86/include/asm/hardirq.h:5, from include/linux/hardirq.h:8, from arch/x86/kernel/asm-offsets.c:11: >> include/linux/kobject.h:37:22: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'uevent_helper' extern char __ro_umh uevent_helper[]; ^~~~~~~~~~~~~ make[2]: *** [arch/x86/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [sub-make] Error 2 vim +37 include/linux/kobject.h 31 #define UEVENT_HELPER_PATH_LEN 256 32 #define UEVENT_NUM_ENVP 32 /* number of env pointers */ 33 #define UEVENT_BUFFER_SIZE 2048 /* buffer for the variables */ 34 35 #ifdef CONFIG_UEVENT_HELPER 36 /* path to the userspace helper executed on an event */ > 37 extern char __ro_umh uevent_helper[]; 38 #endif 39 40 /* counter to tag the uevent, read only except for the kobject core */ --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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