tree: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git vhost head: 90dc7026cdc9a9cbdc815cf1d8d29aa7b776ebf1 commit: ce4e61f610058ff9311f21d7584746fcfde9577e [27/32] virtio: force spec specified alignment on types config: i386-allyesconfig (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce: git checkout ce4e61f610058ff9311f21d7584746fcfde9577e # save the attached .config to linux build tree make ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): In file included from <command-line>:32:0: ./usr/include/linux/virtio_ring.h:91:31: error: expected declaration specifiers or '...' before numeric constant #define VRING_USED_ALIGN_SIZE 4 ^ ./usr/include/linux/virtio_ring.h:120:42: note: in expansion of macro 'VRING_USED_ALIGN_SIZE' typedef struct vring_used_elem __aligned(VRING_USED_ALIGN_SIZE) ^~~~~~~~~~~~~~~~~~~~~ >> ./usr/include/linux/virtio_ring.h:126:2: error: unknown type name 'vring_used_elem_t' vring_used_elem_t ring[]; ^~~~~~~~~~~~~~~~~ ./usr/include/linux/virtio_ring.h:92:31: error: expected declaration specifiers or '...' before numeric constant #define VRING_DESC_ALIGN_SIZE 16 ^ ./usr/include/linux/virtio_ring.h:143:37: note: in expansion of macro 'VRING_DESC_ALIGN_SIZE' typedef struct vring_desc __aligned(VRING_DESC_ALIGN_SIZE) vring_desc_t; ^~~~~~~~~~~~~~~~~~~~~ ./usr/include/linux/virtio_ring.h:90:32: error: expected declaration specifiers or '...' before numeric constant #define VRING_AVAIL_ALIGN_SIZE 2 ^ ./usr/include/linux/virtio_ring.h:144:38: note: in expansion of macro 'VRING_AVAIL_ALIGN_SIZE' typedef struct vring_avail __aligned(VRING_AVAIL_ALIGN_SIZE) vring_avail_t; ^~~~~~~~~~~~~~~~~~~~~~ ./usr/include/linux/virtio_ring.h:91:31: error: expected declaration specifiers or '...' before numeric constant #define VRING_USED_ALIGN_SIZE 4 ^ ./usr/include/linux/virtio_ring.h:145:37: note: in expansion of macro 'VRING_USED_ALIGN_SIZE' typedef struct vring_used __aligned(VRING_USED_ALIGN_SIZE) vring_used_t; ^~~~~~~~~~~~~~~~~~~~~ ./usr/include/linux/virtio_ring.h:150:2: error: unknown type name 'vring_desc_t' vring_desc_t *desc; ^~~~~~~~~~~~ ./usr/include/linux/virtio_ring.h:152:2: error: unknown type name 'vring_avail_t' vring_avail_t *avail; ^~~~~~~~~~~~~ ./usr/include/linux/virtio_ring.h:154:2: error: unknown type name 'vring_used_t' vring_used_t *used; ^~~~~~~~~~~~ ./usr/include/linux/virtio_ring.h: In function 'vring_init': ./usr/include/linux/virtio_ring.h:193:12: warning: assignment from incompatible pointer type [-Wincompatible-pointer-types] vr->avail = (struct vring_avail *)((char *)p + num * sizeof(struct vring_desc)); ^ ./usr/include/linux/virtio_ring.h:194:44: error: request for member 'ring' in something not a structure or union vr->used = (void *)(((uintptr_t)&vr->avail->ring[num] + sizeof(__virtio16) ^~ --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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