Register Now


Lost Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

Add post

You must login to add post .

Add question

You must login to ask a question.


Register Now

Welcome to! Your registration will grant you access to using more features of this platform. You can ask questions, make contributions or provide answers, view profiles of other users and lots more. Register now!

Memory Management in Linux Kernel

Memory Management in Linux Kernel

Price: $34.99

Update: 16th Oct 2020: Added Notes/Examples used in the course

What will you learn from this course?

  • Physical Address space of processor and how to view it in Linux

  • Virtual Address space of processor

  • Kernel and User space virtual address space

  • Pages and Page Fault

  • How to convert virtual address into physical address and the format specifiers used to print

  • Low Memory and High Memory

  • Memory Allocation Mechanism – Buddy Allocator

  • Zones – /proc/buddyinfo

  • Dynamic Memory Allocation in Linux Kernel

  • Various flags used in kmalloc – GFP_KERNEL, GFP_ATOMIC, GFP_DMA

  • Differences between kmalloc and vmalloc

  • What happens when you pass 0 in kmalloc and vmalloc

  • Kernel Stack

API’s covered in this course:

  • virt_to_phys

  • phys_to_virt

  • kmalloc

  • kfree

  • krealloc

  • ksize

  • vmalloc

  • vfree

Commands used in this course:

  • qemu-system-x86


About arkadmin

Leave a reply