1 files changed, 7 insertions, 0 deletions
diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index c3603999d..b515f417b 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -146,6 +146,7 @@ static void ahci_check_irq(AHCIState *s)
 
     DPRINTF(-1, "check irq %#x\n", s->control_regs.irqstatus);
 
+    s->control_regs.irqstatus = 0;
     for (i = 0; i < s->ports; i++) {
         AHCIPortRegs *pr = &s->dev[i].port_regs;
         if (pr->irq_stat & pr->irq_mask) {
@@ -216,6 +217,7 @@ static void  ahci_port_write(AHCIState *s, int port, int offset, uint32_t val)
             break;
         case PORT_IRQ_STAT:
             pr->irq_stat &= ~val;
+            ahci_check_irq(s);
             break;
         case PORT_IRQ_MASK:
             pr->irq_mask = val & 0xfdc000ff;
@@ -560,6 +562,11 @@ static void ahci_reset_port(AHCIState *s, int port)
             ncq_tfs->aiocb = NULL;
         }
 
+        /* Maybe we just finished the request thanks to bdrv_aio_cancel() */
+        if (!ncq_tfs->used) {
+            continue;
+        }
+
         qemu_sglist_destroy(&ncq_tfs->sglist);
         ncq_tfs->used = 0;
     }