memory: change dirty setting APIs to take a size

Instead of each target knowing or guessing the guest page size,
just pass the desired size of dirtied memory area.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

1 files changed, 1 insertions, 4 deletions

diff --git a/hw/qxl.c b/hw/qxl.c
index bdd36f9..6442193 100644
--- a/hw/qxl.c
+++ b/hw/qxl.c
@@ -343,10 +343,7 @@ static void init_qxl_ram(PCIQXLDevice *d)
 /* can be called from spice server thread context */
 static void qxl_set_dirty(MemoryRegion *mr, ram_addr_t addr, ram_addr_t end)
 {
-    while (addr < end) {
-        memory_region_set_dirty(mr, addr);
-        addr += TARGET_PAGE_SIZE;
-    }
+    memory_region_set_dirty(mr, addr, end - addr);
 }
 
 static void qxl_rom_set_dirty(PCIQXLDevice *qxl)