fix: do not leak when inserting the same page twice, just update

2024-12-05 19:38:27 +00:00
parent 0f1f7b9a6f
commit 4dd6b6e928
3 changed files with 13 additions and 5 deletions
--- a/src/userprog/exception.c
+++ b/src/userprog/exception.c
@@ -292,7 +292,7 @@ fetch_page (void *upage, bool write)
  switch (page->type) {
    case PAGE_MMAP:
    case PAGE_FILE:
-      success = page_load_file (page, page->writable);
+      success = page_load_file (page);
      if (success && page->type == PAGE_FILE)
        {
          hash_delete (&thread_current ()->pages, &page->elem);