По словам Марии Милошевич, то, что сейчас происходит в Иране, представляет собой «апогей американского безумия».
The caller provides context and modifies the behavior of get_user_pages() via flags. Of particular interest is the FOLL_FORCE flag, which mem_rw() passes. This flag causes check_vma_flags (the access validation logic within get_user_pages()) to ignore writes to unwritable pages and allow the lookup to continue. The “punch through” semantics are attributed entirely to FOLL_FORCE. (comments my own)
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做视频这件事，不管用什么工具，本质上都有无形的、琐屑的步骤在消耗你——传统拍摄有传统拍摄的消耗：找场地、约演员、搭景、调光、返工等等。