Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../drivers/net/virtio_net.c:36:1: error: bad constant expression ../drivers/net/virtio_net.c:39:1: error: bad constant expression ../drivers/net/virtio_net.c:40:1: error: bad constant expression ../drivers/net/virtio_net.c:41:1: error: bad constant expression ../drivers/net/virtio_net.c:7582:1: error: bad constant expression ../drivers/net/virtio_net.c:7583:1: error: bad constant expression ../kernel/kheaders.c:51:1: error: bad constant expression ../kernel/kheaders.c:52:1: error: bad constant expression ../kernel/kheaders.c:53:1: error: bad constant expression Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../drivers/net/virtio_net.c:36:1: error: bad constant expression ../drivers/net/virtio_net.c:39:1: error: bad constant expression ../drivers/net/virtio_net.c:40:1: error: bad constant expression ../drivers/net/virtio_net.c:41:1: error: bad constant expression ../drivers/net/virtio_net.c:7611:1: error: bad constant expression ../drivers/net/virtio_net.c:7612:1: error: bad constant expression ../kernel/kheaders.c:51:1: error: bad constant expression ../kernel/kheaders.c:52:1: error: bad constant expression ../kernel/kheaders.c:53:1: error: bad constant expression ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?