have to actually learn paging so pushing progress for now

kernel/Cargo.lock

@@ -83,6 +83,7 @@ dependencies = [
  "bootloader_api",
  "embedded-graphics",
  "lazy_static",
+ "linked_list_allocator",
  "pc-keyboard",
  "pic8259",
  "spin 0.9.8",
@@ -99,6 +100,15 @@ dependencies = [
  "spin 0.5.2",
 ]
 
+[[package]]
+name = "linked_list_allocator"
+version = "0.10.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9afa463f5405ee81cdb9cc2baf37e08ec7e4c8209442b5d72c04cfb2cd6e6286"
+dependencies = [
+ "spinning_top",
+]
+
 [[package]]
 name = "lock_api"
 version = "0.4.11"
@@ -175,6 +185,15 @@ dependencies = [
  "lock_api",
 ]
 
+[[package]]
+name = "spinning_top"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b9eb1a2f4c41445a3a0ff9abc5221c5fcd28e1f13cd7c0397706f9ac938ddb0"
+dependencies = [
+ "lock_api",
+]
+
 [[package]]
 name = "uart_16550"
 version = "0.3.0"