Module user 

High-Level userspace memory management functions

Authors: MarioS271

Re-exports

use crate::lib::addr::VirtAddr; 🔒

use crate::mm::layout; 🔒

use crate::mm::mm_error::MmError; 🔒

use crate::mm::mm_error::MmResult; 🔒

use crate::mm::pmm::FRAME_SIZE; 🔒

use crate::mm::vmm::Vmm; 🔒

use crate::mm::vmm::address_space::AddressSpace; 🔒

use crate::mm::vmm::vma::VmaFlags; 🔒

use crate::state::kstate::KSTATE; 🔒

Functions

alloc

Lazily allocate memory in the given user process’s address space

free^⚠

Free previously by [alloc] allocated memory and release all associated frames back into the buddy allocator

remap_user_mem^⚠

Change an already mapped memory region’s access flags