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[2/3] s390x/sclpconsole-lm: Fix hanging SCLP line mode console

Message ID 1415109516-30435-3-git-send-email-cornelia.huck@de.ibm.com
State New
Headers show

Commit Message

Cornelia Huck Nov. 4, 2014, 1:58 p.m. UTC 
From: Heinz Graalfs <graalfs@linux.vnet.ibm.com>

Trigger recalculating sets of file descriptors for the main loop's poll()
in order to make sure a possibly removed FD 0 from the poll() file
descriptor array is re-added. FD 0 is removed from the decriptor array
when the console's can_read() callback returns 0.

Signed-off-by: Heinz Graalfs <graalfs@linux.vnet.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
---
 hw/char/sclpconsole-lm.c |    1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/hw/char/sclpconsole-lm.c b/hw/char/sclpconsole-lm.c
index 605dd50..a9f5e62 100644
--- a/hw/char/sclpconsole-lm.c
+++ b/hw/char/sclpconsole-lm.c
@@ -128,6 +128,7 @@  static int get_console_data(SCLPEvent *event, uint8_t *buf, size_t *size,
     cons->length = 0;
     /* data provided and no more data pending */
     event->event_pending = false;
+    qemu_notify_event();
     return 0;
 }