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-rw-r--r--block/qcow2-cache.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/qcow2-cache.c b/block/qcow2-cache.c
index d29b038a67..7444b9c4ab 100644
--- a/block/qcow2-cache.c
+++ b/block/qcow2-cache.c
@@ -74,7 +74,7 @@ static void qcow2_cache_table_release(Qcow2Cache *c, int i, int num_tables)
/* Using MADV_DONTNEED to discard memory is a Linux-specific feature */
#ifdef CONFIG_LINUX
void *t = qcow2_cache_get_table_addr(c, i);
- int align = getpagesize();
+ int align = qemu_real_host_page_size;
size_t mem_size = (size_t) c->table_size * num_tables;
size_t offset = QEMU_ALIGN_UP((uintptr_t) t, align) - (uintptr_t) t;
size_t length = QEMU_ALIGN_DOWN(mem_size - offset, align);