1 files changed, 13 insertions, 0 deletions

diff --git a/mm/iov_iter.c b/mm/iov_iter.c
index 1d2cdeb57c58..88c052e63a1d 100644
--- a/mm/iov_iter.c
+++ b/mm/iov_iter.c
@@ -479,6 +479,19 @@ size_t iov_iter_single_seg_count(const struct iov_iter *i)
 }
 EXPORT_SYMBOL(iov_iter_single_seg_count);
 
+void iov_iter_kvec(struct iov_iter *i, int direction,
+                        const struct kvec *iov, unsigned long nr_segs,
+                        size_t count)
+{
+        BUG_ON(!(direction & ITER_KVEC));
+        i->type = direction;
+        i->kvec = (struct kvec *)iov;
+        i->nr_segs = nr_segs;
+        i->iov_offset = 0;
+        i->count = count;
+}
+EXPORT_SYMBOL(iov_iter_kvec);
+
 unsigned long iov_iter_alignment(const struct iov_iter *i)
 {
         unsigned long res = 0;