On an alpha system, got the following build error on the 4.18-rc7 mainline kernel source tree: HOSTCC net/bpfilter/main.o In file included from tools/include/uapi/asm/bitsperlong.h:17, from /usr/include/asm-generic/int-ll64.h:12, from /usr/include/alpha-linux-gnu/asm/types.h:24, from tools/include/linux/types.h:10, from ./include/uapi/linux/bpf.h:11, from net/bpfilter/main.c:9: tools/include/asm-generic/bitsperlong.h:14:2: error: #error Inconsistent word size. Check asm/bitsperlong.h #error Inconsistent word size. Check asm/bitsperlong.h ^~~~~ scripts/Makefile.host:107: recipe for target 'net/bpfilter/main.o' failed make[2]: *** [net/bpfilter/main.o] Error 1 scripts/Makefile.build:558: recipe for target 'net/bpfilter' failed make[1]: *** [net/bpfilter] Error 2 Makefile:1029: recipe for target 'net' failed make: *** [net] Error 2 Encountering this kind of error is not unusual on alpha. --Bob -- To unsubscribe from this list: send the line "unsubscribe linux-alpha" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html