我正在使用Yocto主机上的构建系统构建Ubuntu 18.04Linux映像。我正在按照这里提供的步骤进行操作。我正在为Colibri iMX6ULL计算机模块构建。但是，我的构建失败了，它显示了下面给出的错误
declaration of ‘memfd_create’ follows non-static declaration
| static int memfd_create(const char *name, unsigned int flags)
| ^~~~~~~~~~~~
| In file included from /usr/include/x86_64-linux-gnu/bits/mman-linux.h:115:0,
| from /usr/include/x86_64-linux-gnu/bits/mman.h:45,
| from /usr/include/x86_64-linux-gnu/sys/mman.h:41,
| from /home/abhiarora/iohertz/gateway_os/yocto/build/tmp-glibc/work/x86_64-linux/qemu-native/2.10.0-r0/qemu-2.10.0/include/sysemu/os-posix.h:29,
| from /home/abhiarora/iohertz/gateway_os/yocto/build/tmp-glibc/work/x86_64-linux/qemu-native/2.10.0-r0/qemu-2.10.0/include/qemu/osdep.h:104,
| from /home/abhiarora/iohertz/gateway_os/yocto/build/tmp-glibc/work/x86_64-linux/qemu-native/2.10.0-r0/qemu-2.10.0/util/memfd.c:28:
| /usr/include/x86_64-linux-gnu/bits/mman-shared.h:46:5: note: previous declaration of ‘memfd_create’ was here
| int memfd_create (const char *__name, unsigned int __flags) __THROW;
| ^~~~~~~~~~~~
| /home/abhiarora/iohertz/gateway_os/yocto/build/tmp-glibc/work/x86_64-linux/qemu-native/2.10.0-r0/qemu-2.10.0/rules.mak:66: recipe for target 'util/memfd.o' failed
而这个错误：
| gcc -c -I. -I../lib -I../../git/lib -isystem/home/abhiarora/iohertz/gateway_os/yocto/build/tmp-glibc/work/x86_64-linux/e2fsprogs-native/1.43.5-r0/recipe-sysroot-native/usr/include -isystem/home/abhiarora/iohertz/gateway_os/yocto/build/tmp-glibc/work/x86_64-linux/e2fsprogs-native/1.43.5-r0/recipe-sysroot-native/usr/include -O2 -pipe -DHAVE_CONFIG_H -I../../git/debugfs/../e2fsck -DDEBUGFS ../../git/debugfs/quota.c -o quota.o
| ../../git/debugfs/../misc/create_inode.c:406:18: error: conflicting types for ‘copy_file_range’
| static errcode_t copy_file_range(ext2_filsys fs, int fd, ext2_file_t e2_file,
| ^~~~~~~~~~~~~~~
| In file included from ../../git/debugfs/../misc/create_inode.c:19:0:
| /usr/include/unistd.h:1110:9: note: previous declaration of ‘copy_file_range’ was here
| ssize_t copy_file_range (int __infd, __off64_t *__pinoff,
| ^~~~~~~~~~~~~~~
| gcc -c -I. -I../lib -I../../git/lib -isystem/home/abhiarora/iohertz/gateway_os/yocto/build/tmp-glibc/work/x86_64-linux/e2fsprogs-native/1.43.5-r0/recipe-sysroot-native/usr/include -isystem/home/abhiarora/iohertz/gateway_os/yocto/build/tmp-glibc/work/x86_64-linux/e2fsprogs-native/1.43.5-r0/recipe-sysroot-native/usr/include -O2 -pipe -DHAVE_CONFIG_H -I../../git/debugfs/../e2fsck -DDEBUGFS ../../git/debugfs/xattrs.c -o xattrs.o
| Makefile:422: recipe for target 'create_inode.o' failed
| make[2]: *** [create_inode.o] Error 1
| make[2]: *** Waiting for unfinished jobs....
失败的包/任务：
- e2fsprogs_1.43.5
- qemu_2.10.0
有人可以帮助我吗？我无法切换到 ubuntu 16.04，但我认为它也应该与我的系统配合使用。
这是 Toradex 的已知问题，在路线图上，请参阅问题 #36657。
修复已经在上游层中，我们已经更新了我们的 BSP 存储库。您可以使用 LinuxImageV2.7 集成分支尝试此分支。