root@dasaradham-laptop:/home/fox/workspace# root@dasaradham-laptop:/home/fox/workspace# make -C /home/fox/workspace3/linux-2.6.32/ M=`pwd` modules ARCH=um make: Entering directory `/home/fox/workspace3/linux-2.6.32' CC [M] /home/fox/workspace/hello.o In file included from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/ptrace-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/ptrace.h:14, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/processor-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/processor.h:54, from include/linux/prefetch.h:14, from include/linux/list.h:6, from include/linux/module.h:9, from /home/fox/workspace/hello.c:2: /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/shared/sysdep/ptrace.h:43:1: warning: "HOST_DS" redefined In file included from /home/fox/workspace3/linux-2.6.32/arch/um/include/shared/skas_ptregs.h:4, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/shared/sysdep/ptrace.h:17, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/ptrace-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/ptrace.h:14, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/processor-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/processor.h:54, from include/linux/prefetch.h:14, from include/linux/list.h:6, from include/linux/module.h:9, from /home/fox/workspace/hello.c:2: /home/fox/workspace3/linux-2.6.32/arch/um/include/shared/user_constants.h:25:1: warning: this is the location of the previous definition In file included from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/ptrace-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/ptrace.h:14, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/processor-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/processor.h:54, from include/linux/prefetch.h:14, from include/linux/list.h:6, from include/linux/module.h:9, from /home/fox/workspace/hello.c:2: /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/shared/sysdep/ptrace.h:44:1: warning: "HOST_ES" redefined In file included from /home/fox/workspace3/linux-2.6.32/arch/um/include/shared/skas_ptregs.h:4, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/shared/sysdep/ptrace.h:17, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/ptrace-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/ptrace.h:14, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/processor-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/processor.h:54, from include/linux/prefetch.h:14, from include/linux/list.h:6, from include/linux/module.h:9, from /home/fox/workspace/hello.c:2: /home/fox/workspace3/linux-2.6.32/arch/um/include/shared/user_constants.h:27:1: warning: this is the location of the previous definition In file included from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/ptrace-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/ptrace.h:14, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/processor-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/processor.h:54, from include/linux/prefetch.h:14, from include/linux/list.h:6, from include/linux/module.h:9, from /home/fox/workspace/hello.c:2: /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/shared/sysdep/ptrace.h:45:1: warning: "HOST_FS" redefined In file included from /home/fox/workspace3/linux-2.6.32/arch/um/include/shared/skas_ptregs.h:4, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/shared/sysdep/ptrace.h:17, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/ptrace-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/ptrace.h:14, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/processor-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/processor.h:54, from include/linux/prefetch.h:14, from include/linux/list.h:6, from include/linux/module.h:9, from /home/fox/workspace/hello.c:2: /home/fox/workspace3/linux-2.6.32/arch/um/include/shared/user_constants.h:26:1: warning: this is the location of the previous definition In file included from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/ptrace-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/ptrace.h:14, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/processor-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/processor.h:54, from include/linux/prefetch.h:14, from include/linux/list.h:6, from include/linux/module.h:9, from /home/fox/workspace/hello.c:2: /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/shared/sysdep/ptrace.h:46:1: warning: "HOST_GS" redefined In file included from /home/fox/workspace3/linux-2.6.32/arch/um/include/shared/skas_ptregs.h:4, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/shared/sysdep/ptrace.h:17, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/ptrace-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/ptrace.h:14, from /home/fox/workspace3/linux-2.6.32/arch/um/include/asm/processor-generic.h:13, from /home/fox/workspace3/linux-2.6.32/arch/um/sys-x86_64/asm/processor.h:54, from include/linux/prefetch.h:14, from include/linux/list.h:6, from include/linux/module.h:9, from /home/fox/workspace/hello.c:2: /home/fox/workspace3/linux-2.6.32/arch/um/include/shared/user_constants.h:28:1: warning: this is the location of the previous definition In file included from include/linux/bitmap.h:8, from include/linux/nodemask.h:95, from include/linux/mmzone.h:16, from include/linux/gfp.h:4, from include/linux/kmod.h:22, from include/linux/module.h:13, from /home/fox/workspace/hello.c:2: include/linux/string.h:101: warning: conflicting types for built-in function ‘__builtin_memcmp’ In file included from include/net/sock.h:60, from include/linux/tcp.h:177, from /home/fox/workspace/hello.c:9: include/net/dst.h: In function ‘dst_hold’: include/net/dst.h:157: error: negative width in bit-field ‘<anonymous>’ make[1]: *** [/home/fox/workspace/hello.o] Error 1 make: *** [_module_/home/fox/workspace] Error 2 make: Leaving directory `/home/fox/workspace3/linux-2.6.32' root@dasaradham-laptop:/home/fox/workspace# On Sat, Jul 17, 2010 at 10:13 PM, ratheesh k <ratheesh.ksz@xxxxxxxxx> wrote: > Hi , > > i have ubuntu linux on my 64 bit machine . I have successully built > and up an instance of UML which is 32 bit . I am able to establish > networking also . >m > I would like to build a simple hello world kernel module on host 64 > bit machine , which should be loaded in UML . How do i build the same > ? > > Thanks, > Ratheesh > -- To unsubscribe from this list: send the line "unsubscribe linux-c-programming" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html