Xen devel - Mar 2009 - [PATCH] wait for outstanding aio requests before unplugging the disk

Hi all,
this patch adds a wait on the completion of any outstanding aio requests
before unplugging the hard drive.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>

---

diff --git a/hw/ide.c b/hw/ide.c
index 7031ba1..febc87e 100644
--- a/hw/ide.c
+++ b/hw/ide.c
@@ -3098,6 +3098,8 @@ static void _ide_unplug_harddisks(int start)
         fprintf(stderr, "No principal controller?\n");
         return;
     }
+    /* wait for outstanding aio requests */
+    qemu_aio_flush();
     for (i = start; i < 4; i++) {
         s = principal_ide_controller->ide_if + i;
         if (!s->bs)

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