From e1789ffa14826e0c7378f974ac68c2c04ba8640c Mon Sep 17 00:00:00 2001
From: dzwdz
Date: Sat, 11 Sep 2021 18:22:21 +0200
Subject: add some helper functions for copying between virtual and physical
 memory

this was already possible, but now it's slightly safer
---
 src/kernel/mem/virt.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/kernel/mem/virt.c')

diff --git a/src/kernel/mem/virt.c b/src/kernel/mem/virt.c
index e0d8e44..7a38a88 100644
--- a/src/kernel/mem/virt.c
+++ b/src/kernel/mem/virt.c
@@ -41,7 +41,8 @@ bool virt_iter_next(struct virt_iter *iter) {
 		}
 	} else {
 		// "iterate" over physical memory
-		iter->frag = (void*) iter->_virt;
+		// the double cast supresses the warning about changing address spaces
+		iter->frag = (void*)(uintptr_t)iter->_virt;
 	}
 
 	iter->frag_len    = partial;
-- 
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