Make zfree take a void* instead of char*

c11e2ec0 · Austin Clements · 61789426 · c11e2ec0 · c11e2ec0
--- a/include/kernel.hh
+++ b/include/kernel.hh
@@ -248,7 +248,7 @@ void*           pagelookup(struct vmap*, uptr);
 // zalloc.cc
 char*           zalloc(const char* name);
-void            zfree(char* p);
+void            zfree(void* p);
 // other exported/imported functions
 void cmain(u64 mbmagic, u64 mbaddr);

--- a/kernel/zalloc.cc
+++ b/kernel/zalloc.cc
@@ -17,7 +17,7 @@ struct zallocator {
  void  init(int);
  char* alloc(const char*);
-  void  free(char*);
+  void  free(void*);
  void  tryrefill();
 };
 percpu<zallocator> z_;
@@ -88,11 +88,11 @@ zallocator::alloc(const char* name)
 }
 void
-zallocator::free(char* p)
+zallocator::free(void* p)
 {
  if (0) 
    for (int i = 0; i < 4096; i++)
-      assert(p[i] == 0);
+      assert(((char*)p)[i] == 0);
  kmem.free((struct run*)p);
 }
@@ -104,7 +104,7 @@ zalloc(const char* name)
 }
 void
-zfree(char* p)
+zfree(void* p)
 {
  z_->free(p);
 }