From c4609c92eea30558473f02082733c7e59c2d2013 Mon Sep 17 00:00:00 2001
From: Markus Wick <markus@selfnet.de>
Date: Sat, 5 Jun 2021 11:47:08 +0200
Subject: common/host_memory: Optimize for huge tables.

In theory, if we have 2 MB continously mapped, this should save one layer of TLB.
Let's make it at least more likely by aligning the memory.
---
 src/common/host_memory.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/common/host_memory.h')

diff --git a/src/common/host_memory.h b/src/common/host_memory.h
index 98005df7a..eaa7d18ab 100644
--- a/src/common/host_memory.h
+++ b/src/common/host_memory.h
@@ -15,7 +15,7 @@ namespace Common {
  */
 class HostMemory {
 public:
-    explicit HostMemory(size_t backing_size, size_t virtual_size);
+    explicit HostMemory(size_t backing_size_, size_t virtual_size_);
     ~HostMemory();
 
     /**
@@ -52,11 +52,15 @@ public:
     }
 
 private:
+    size_t backing_size{};
+    size_t virtual_size{};
+
     // Low level handler for the platform dependent memory routines
     class Impl;
     std::unique_ptr<Impl> impl;
     u8* backing_base{};
     u8* virtual_base{};
+    size_t virtual_base_offset{};
 };
 
 } // namespace Common
-- 
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