osdep, kvm: rename low-level RAM allocation functions

This is preparatory to the introduction of a separate freeing API.

Reported-by: Amos Kong <akong@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Amos Kong <akong@redhat.com>
Message-id: 1368454796-14989-2-git-send-email-pbonzini@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
diff --git a/trace-events b/trace-events
index 4413beb..f1a8c3a 100644
--- a/trace-events
+++ b/trace-events
@@ -32,7 +32,7 @@
 
 # osdep.c
 qemu_memalign(size_t alignment, size_t size, void *ptr) "alignment %zu size %zu ptr %p"
-qemu_vmalloc(size_t size, void *ptr) "size %zu ptr %p"
+qemu_anon_ram_alloc(size_t size, void *ptr) "size %zu ptr %p"
 qemu_vfree(void *ptr) "ptr %p"
 
 # hw/virtio.c