[PATCH] kvm/arm64: Fix memory section did not set to kvm

[Cong Liu]

on the arm64 platform, the PAGESIZE is 64k, the default qxl rom
bar size is 8k(QXL_ROM_SZ), in the case memory size less than
one page size, kvm_align_section return zero,  the memory section
did not commit kvm.

Signed-off-by: Cong Liu <liucong2@kylinos.cn>
---
 accel/kvm/kvm-all.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index 27864dfaea..f57cab811b 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -318,6 +318,7 @@ static hwaddr kvm_align_section(MemoryRegionSection 
*section,
                                 hwaddr *start)
 {
     hwaddr size = int128_get64(section->size);
+    size = ROUND_UP(size, qemu_real_host_page_size);
     hwaddr delta, aligned;
 
     /* kvm works in page size chunks, but the function may be called
-- 
2.25.1