From: Gerd Hoffmann <kraxel@redhat.com>
Date: Wed, 11 Sep 2013 11:15:48 +0000 (+0200)
Subject: qxl: simplify page dirtying
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b0297b4a82f5ba39f6e75c024f80bc4c20070d27;p=qemu.git

qxl: simplify page dirtying

No need to do target page size calculations here,
memory_region_set_dirty will care for us.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---

diff --git a/hw/display/qxl.c b/hw/display/qxl.c
index bcbf97aceb..ee2db0da1a 100644
--- a/hw/display/qxl.c
+++ b/hw/display/qxl.c
@@ -414,9 +414,8 @@ static void qxl_ram_set_dirty(PCIQXLDevice *qxl, void *ptr)
     intptr_t offset;
 
     offset = ptr - base;
-    offset &= ~(TARGET_PAGE_SIZE-1);
     assert(offset < qxl->vga.vram_size);
-    qxl_set_dirty(&qxl->vga.vram, offset, offset + TARGET_PAGE_SIZE);
+    qxl_set_dirty(&qxl->vga.vram, offset, offset + 3);
 }
 
 /* can be called from spice server thread context */