In-depth understanding of Linux memory management - of - directory navigation

Reprinted from: https://blog.csdn.net/gatieme/article/details/52384965

date	kernel version	Architecture	author	GitHub	CSDN
2016-08-31	Linux-4.7	X86 & arm	gatieme	LinuxDeviceDrivers	Linux memory management

1 Memory description

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CSDN	GitHub
Overview of Linux memory description - Linux memory management (1)	01-description/01-memory
Memory node node-Linux memory management of Linux memory description (2)	01-description/02-node
The memory area zone of Linux memory description – Linux memory management (3)	01-description/03-zone
Memory page page of Linux memory description – Linux memory management (4)	01-description/04-page
High-end memory of Linux memory description - Linux memory management (5)	01-description / 05-highmem

2 page table management

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CSDN	GitHub
Overview of Linux Paging Mechanism - Linux Memory Management (6)	02-memory/01-develop
The evolution of the paging mechanism of the Linux paging mechanism - Linux memory management (7)	02-pagetable/02-paging
Detailed implementation of the paging mechanism of the Linux paging mechanism - Linux memory management (8)	02-pagetable/03-pte

3 Initialize memory management

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CSDN	GitHub
Overview of the initialization process of memory management during startup - Linux memory management (9)	03-initialize/01-initialize
Boot allocator bootmem-Linux memory management for memory management during startup (10)	03-initialize/02-bootmem
Memblock allocator for memory management during startup – Linux memory management (11)	03-initialize/03-block
Bootmem_init initialization memory management of memory management during startup - Linux memory management (12)	03-initialize/04-bootmem_init
Memory management during startup build_zonelists initializes the spare memory domain list zonelists-Linux memory management (thirteen)	03-initialize/05-build_zonelists
Pagging_init initialization paging mechanism for memory management during startup – Linux memory management (14)	03-initialize/06-paging_init

4 Buddy System

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CSDN	GitHub
An overview of the partner system of the partner system - Linux memory management (15)	04-buddy/01-buddy_system
The initialization of the partner system - Linux memory management (16)	undone
Avoid Fragmentation in Partner System - Linux Memory Management (16)	04-buddy/03-fragmentation
alloc_page allocates memory space – Linux memory management (17)	04-buddy/04-alloc_page
Kalloc allocates physical memory and physical address mapping – Linux memory management (18)	04-buddy/06-kmalloc
Allocation of discontinuous pages in vmalloc memory of high-end memory mapping - Linux memory management (19)	04-buddy/07-highmem_mapping/06-vmalloc-(non_contiguous_pages)
High-end memory mapping kmap persistent kernel mapping – Linux memory management (20)	04-buddy/07-highmem_mapping/07-kmap-(kernel_mapping)
Kmap_atomic fixed mapping of high-end memory mapping – Linux memory management (21)	https://github.com/gatieme/LDD-LinuxDeviceDrivers/tree/master/study/kernel/02-memory/04-buddy/07-highmem_mapping/08-kmap_atomic-(kernel_mapping)

5 slab allocator