On 02/08/2018 01:20 AM, Philip Li wrote: > On Thu, Feb 08, 2018 at 02:09:41AM +0200, Michael S. Tsirkin wrote: >> On Wed, Feb 07, 2018 at 03:02:57PM +0800, kbuild test robot wrote: >>> tree: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git vhost >>> head: 96bcd04462b99e2c80e09f6537770a0ca6b288d0 >>> commit: cc1d1dc07885803981520a5303ef5b130f2ca2e8 [19/20] mm: support reporting free page blocks >>> config: x86_64-rhel >>> compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 >>> reproduce: >>> git checkout cc1d1dc07885803981520a5303ef5b130f2ca2e8 >>> # save the attached .config to linux build tree >>> make ARCH=x86_64 >>> >>> All warnings (new ones prefixed by >>): >> >> I'm sorry, what exactly does this mean? > sorry that the script has issue to provide empty warnings here, which > was supposed to list warnings with >> added to new ones like below. > > In file included from kernel//bpf/core.c:29:0: >>> include/linux/bpf.h:72:8: error: duplicate member 'security' > void *security; > ^ > > We will follow up to check what goes wrong. Certainly odd, even in that tree/commit/header [0] I cannot see a duplicate security member in struct bpf_map. [0] https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git/tree/include/linux/bpf.h?h=vhost&id=cc1d1dc07885803981520a5303ef5b130f2ca2e8#n45