编译log：
./../misc/create_inode.c:176:16: warning: implicit declaration of function ‘lgetxattr’; did you mean ‘getdate_r’? [-Wimplicit-function-declaration]
value_size = lgetxattr(filename, name, NULL, 0);
^~~~~~~~~
getdate_r
./../misc/create_inode.c: At top level:
./../misc/create_inode.c:399:18: 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 ./../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,
^~~~~~~~~~~~~~~
Makefile:422: recipe for target 'create_inode.o' failed
make[3]: *** [create_inode.o] Error 1
make[3]: *** Waiting for unfinished jobs....
make[3]: Leaving directory '/home/lucifer/lizhe/buildroot-2017.08/output/build/host-e2fsprogs-1.43.4/debugfs'
Makefile:404: recipe for target 'all-progs-recursive' failed
make[2]: *** [all-progs-recursive] Error 1
make[2]: Leaving directory '/home/lucifer/lizhe/buildroot-2017.08/output/build/host-e2fsprogs-1.43.4'
Makefile:339: recipe for target 'all' failed
make[1]: *** [all] Error 2
make[1]: Leaving directory '/home/lucifer/lizhe/buildroot-2017.08/output/build/host-e2fsprogs-1.43.4'
package/pkg-generic.mk:227: recipe for target '/home/lucifer/lizhe/buildroot-2017.08/output/build/host-e2fsprogs-1.43.4/.stamp_built' failed
make: *** [/home/lucifer/lizhe/buildroot-2017.08/output/build/host-e2fsprogs-1.43.4/.stamp_built] Error 2离线
我的也是编译不成功，正在查找原因。
晕哥帮忙看看哇？
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你buildroot选择的不是EXT4吧
在哪里选择，在哪里看？
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选了
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还有个疑问，网上的镜像，有区分flash的大小嘛？应该都可以把？因为在配置buildroot的时候，没有选择flash的大小啊？
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