[Qemu-devel] [PATCH 05/10] cg3: remove TARGET_PAGE_SIZE rounding on dirty page detection

[Gerd Hoffmann <kraxel@redhat.com>]

From: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>

This was an artifact from very early versions of the code from before the
memory API and is no longer needed.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
---
 hw/display/cg3.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/hw/display/cg3.c b/hw/display/cg3.c
index 1174220..e05ca92 100644
--- a/hw/display/cg3.c
+++ b/hw/display/cg3.c
@@ -114,7 +114,7 @@ static void cg3_update_display(void *opaque)
     for (y = 0; y < height; y++) {
         int update = s->full_update;
 
-        page = (y * width) & TARGET_PAGE_MASK;
+        page = y * width;
         update |= memory_region_get_dirty(&s->vram_mem, page, page + width,
                                           DIRTY_MEMORY_VGA);
         if (update) {
@@ -148,8 +148,7 @@ static void cg3_update_display(void *opaque)
     }
     if (page_max >= page_min) {
         memory_region_reset_dirty(&s->vram_mem,
-                              page_min, page_max - page_min + TARGET_PAGE_SIZE,
-                              DIRTY_MEMORY_VGA);
+                              page_min, page_max - page_min, DIRTY_MEMORY_VGA);
     }
     /* vsync interrupt? */
     if (s->regs[0] & CG3_CR_ENABLE_INTS) {
-- 
2.9.3