support read() and write() bigger than one page

1 files changed, 1 insertions, 1 deletions

diff --git a/vm.c b/vm.c
index 7f9ef14..89b1aa2 100644
--- a/vm.c
+++ b/vm.c
@@ -342,7 +342,7 @@ copyin(pagetable_t pagetable, char *dst, uint64 srcva, uint64 len)
   return 0;
 }
 
-// Copy a null-terminated from user to kernel.
+// Copy a null-terminated string from user to kernel.
 // Copy bytes to dst from virtual address srcva in a given page table,
 // until a '\0', or max.
 // Return 0 on success, -1 on error.