[理工] 系統呼叫與例外
As title
system call與trap是一樣的東西嘛?
洪逸大大筆記定義好像都是 行程對os提出服務的要求
也就是說行程發system call一定伴隨trap產生?
還是有情況是發system call但沒發生trap
或沒發system call但產生trap之情況呢?
可能的話有哪些例子呢?
有勞大大解惑^^
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