virt_iter: count bytes that were already iterated over

1 files changed, 1 insertions, 0 deletions

diff --git a/src/kernel/mem.h b/src/kernel/mem.h
index d8496fd..c8192fd 100644
--- a/src/kernel/mem.h
+++ b/src/kernel/mem.h
@@ -19,6 +19,7 @@ void kfree(void *ptr);
 struct virt_iter {
 	void *frag;
 	size_t frag_len;
+	size_t prior; // sum of all prior frag_lens
 	bool error;
 
 	void *_virt;