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-rw-r--r--block/raw-posix.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/raw-posix.c b/block/raw-posix.c
index 288e7ff238..1e727eb042 100644
--- a/block/raw-posix.c
+++ b/block/raw-posix.c
@@ -354,7 +354,7 @@ static BlockDriverAIOCB *raw_aio_submit(BlockDriverState *bs,
* boundary. Check if this is the case or tell the low-level
* driver that it needs to copy the buffer.
*/
- if (s->aligned_buf) {
+ if ((bs->open_flags & BDRV_O_NOCACHE)) {
if (!qiov_is_aligned(bs, qiov)) {
type |= QEMU_AIO_MISALIGNED;
#ifdef CONFIG_LINUX_AIO