Increase kernel heap, use crates version of goblin

Cargo.toml

@@ -14,7 +14,7 @@ spin = "0.4"
 redox_syscall = "0.1"
 
 [dependencies.goblin]
-git = "https://github.com/m4b/goblin.git"
+verion = "0.0.8"
 default-features = false
 features = ["elf32", "elf64"]
 

arch/x86_64/src/lib.rs

@@ -37,7 +37,7 @@ pub extern crate x86;
     /// Offset to kernel heap
     pub const KERNEL_HEAP_OFFSET: usize = KERNEL_OFFSET + PML4_SIZE/2;
     /// Size of kernel heap
-    pub const KERNEL_HEAP_SIZE: usize = 128 * 1024 * 1024; // 128 MB
+    pub const KERNEL_HEAP_SIZE: usize = 256 * 1024 * 1024; // 256 MB
 
     /// Offset to kernel percpu variables
     //TODO: Use 64-bit fs offset to enable this pub const KERNEL_PERCPU_OFFSET: usize = KERNEL_HEAP_OFFSET - PML4_SIZE;