lib: c: io: munmap now unmaps and unreserves a region of memory

2026-03-21 10:40:15 +00:00
parent 9148349f44
commit 7a00de28a1
1 changed files with 10 additions and 0 deletions
--- a/lib/libc/io/unistd/munmap.c
+++ b/lib/libc/io/unistd/munmap.c
@@ -25,7 +25,17 @@ int munmap(void *addr, size_t length)

 	status = address_space_unmap(address_space, (virt_addr_t)addr, length);

+	if (status != KERN_OK) {
+		kern_handle_close(address_space);
+		return __set_errno(__errno_from_kern_status(status));
+	}
+
+	status = address_space_release(
+		address_space,
+		(virt_addr_t)addr,
+		length);
 	kern_handle_close(address_space);
+
 	if (status != KERN_OK) {
 		return __set_errno(__errno_from_kern_status(status));
 	}