With NFSD=y, EXPORTFS=m: fs/built-in.o(.text+0x7fff5): In function `fh_verify': /usr/src/25/fs/nfsd/nfsfh.c:221: undefined reference to `export_op_default' So it seems that nfsd requires exportfs. Signed-off-by: Andrew Morton --- 25-akpm/fs/Kconfig | 1 + 1 files changed, 1 insertion(+) diff -puN fs/Kconfig~nfsd-needs-exportfs fs/Kconfig --- 25/fs/Kconfig~nfsd-needs-exportfs 2005-02-03 00:04:05.003790344 -0800 +++ 25-akpm/fs/Kconfig 2005-02-03 00:04:26.616504712 -0800 @@ -1401,6 +1401,7 @@ config NFSD depends on INET select LOCKD select SUNRPC + select EXPORTFS help If you want your Linux box to act as an NFS *server*, so that other computers on your local network which support NFS can access certain _