On Mon, Sep 2, 2019 at 4:43 PM YueHaibing <yuehaibing@xxxxxxxxxx> wrote: > > fs/fuse/virtio_fs.c: In function virtio_fs_requests_done_work: > fs/fuse/virtio_fs.c:348:6: error: implicit declaration of function zero_user_segment; > did you mean get_user_pages? [-Werror=implicit-function-declaration] > zero_user_segment(page, len, thislen); > ^~~~~~~~~~~~~~~~~ > get_user_pages > > Add missing include file <linux/highmem.h> Thanks, folded. Miklos