https://blog.troy-y.org/tags/linux-subsystem-mm/Recent content in Linux-Subsystem-Mm on Troy's BlogHugoenThu, 23 Apr 2026 18:15:51 +0800https://blog.troy-y.org/posts/linux-mm-0-physical-memory-and-struct-page/Thu, 23 Apr 2026 18:15:51 +0800https://blog.troy-y.org/posts/linux-mm-0-physical-memory-and-struct-page/How the Linux kernel slices RAM into pages, tracks per-page metadata via struct page, and manages page lifetime through reference counting and dirty writeback.