get_user_pages() also honors copy-on-write (CoW) semantics. If a write is detected to a non-writable page table entry, an “page fault” is emulated by calling handle_mm_fault, the core page fault handler. This triggers the appropriate CoW handling routine via do_wp_page, which copies the page if necessary. This ensures that writes via /proc/*/mem are only visible within the process if they occur to a privately shared mapping, such as libc.
inside Emacs). Here's every built-in package and feature it touches,
，这一点在新收录的资料中也有详细论述
Момент удара ракеты по спутниковой станции в Израиле попал на видео20:56
이란 대통령 “사과” 몇 시간 만에 또 공습…걸프국 “보복 경고”