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[PULL,07/14] dbdma: reset io->processing flag for unassigned DBDMA channel rw accesses

Message ID 1468816730-22957-8-git-send-email-david@gibson.dropbear.id.au
State New
Headers show

Commit Message

David Gibson July 18, 2016, 4:38 a.m. UTC 
From: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>

Otherwise MacOS 9 hangs upon shutdown.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 hw/misc/macio/mac_dbdma.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/hw/misc/macio/mac_dbdma.c b/hw/misc/macio/mac_dbdma.c
index ef5b0a5..15452b9 100644
--- a/hw/misc/macio/mac_dbdma.c
+++ b/hw/misc/macio/mac_dbdma.c
@@ -778,6 +778,7 @@  static void dbdma_unassigned_rw(DBDMA_io *io)
     DBDMA_channel *ch = io->channel;
     qemu_log_mask(LOG_GUEST_ERROR, "%s: use of unassigned channel %d\n",
                   __func__, ch->channel);
+    ch->io.processing = false;
 }
 
 static void dbdma_unassigned_flush(DBDMA_io *io)