Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
---
mm/shmem.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1963,6 +1963,7 @@ static struct xattr_handler *shmem_xattr
};
#endif
+#if defined(CONFIG_EXPORTFS) || defined(CONFIG_EXPORTFS_MODULE)
static struct dentry *shmem_get_parent(struct dentry *child)
{
return ERR_PTR(-ESTALE);
@@ -2041,6 +2042,7 @@ static struct export_operations shmem_ex
.encode_fh = shmem_encode_fh,
.decode_fh = shmem_decode_fh,
};
+#endif
static int shmem_parse_options(char *options, int *mode, uid_t *uid,
gid_t *gid, unsigned long *blocks, unsigned long *inodes,
@@ -2214,7 +2216,9 @@ #ifdef CONFIG_TMPFS
&inodes, &policy, &policy_nodes))
return -EINVAL;
}
+#if defined(CONFIG_EXPORTFS) || defined(CONFIG_EXPORTFS_MODULE)
sb->s_export_op = &shmem_export_ops;
+#endif
#else
sb->s_flags |= MS_NOUSER;
#endif
-
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