./include/linux/fs_pin.h:4:8: error: redefinition of 'fs_pin'
./include/linux/fs_pin.h:14:20: error: redefinition of 'init_fs_pin'
fs/mount.h:8:8: error: redefinition of 'mnt_namespace'
fs/mount.h:21:8: error: redefinition of 'mnt_pcp'
fs/mount.h:26:8: error: redefinition of 'mountpoint'
fs/mount.h:33:8: error: redefinition of 'mount'
fs/mount.h:82:29: error: redefinition of 'real_mount'
fs/mount.h:87:19: error: redefinition of 'mnt_has_parent'
fs/mount.h:92:19: error: redefinition of 'is_mounted'
fs/mount.h:102:20: error: redefinition of '__path_is_mountpoint'
fs/mount.h:110:20: error: redefinition of 'detach_mounts'
fs/mount.h:117:20: error: redefinition of 'get_mnt_ns'
fs/mount.h:124:8: error: redefinition of 'proc_mounts'
fs/mount.h:133:20: error: redefinition of 'is_local_mountpoint'
fs/mount.h:141:20: error: redefinition of 'is_anon_ns'
fs/mount.h:146:20: error: redefinition of 'move_from_ns'