The comment gives us a hint. *Maybe* we still have something to
process. Well, why not check?

Signed-off-by: John Snow <js...@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com>
Reviewed-by: Jeff Cody <jc...@redhat.com>
Message-id: 20180531004323.4611-4-js...@redhat.com
Signed-off-by: John Snow <js...@redhat.com>
---
 hw/ide/ahci.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index b11640ddbb..ac4bc1738b 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -1427,8 +1427,7 @@ static void ahci_cmd_done(IDEDMA *dma)
     /* update d2h status */
     ahci_write_fis_d2h(ad);
 
-    if (!ad->check_bh) {
-        /* maybe we still have something to process, check later */
+    if (ad->port_regs.cmd_issue && !ad->check_bh) {
         ad->check_bh = qemu_bh_new(ahci_check_cmd_bh, ad);
         qemu_bh_schedule(ad->check_bh);
     }
-- 
2.14.3


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