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[Qemu-devel] [PATCH 1/4] char: poll a frontend only if it's writable
From: |
Amit Shah |
Subject: |
[Qemu-devel] [PATCH 1/4] char: poll a frontend only if it's writable |
Date: |
Mon, 4 Feb 2013 18:20:47 +0530 |
If the frontend reports it's not writable, don't start polling it for
data yet.
Signed-off-by: Amit Shah <address@hidden>
---
qemu-char.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/qemu-char.c b/qemu-char.c
index 2b714cf..5731d02 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -569,7 +569,7 @@ static gboolean io_watch_poll_prepare(GSource *source, gint
*timeout_)
iwp->max_size = iwp->fd_can_read(iwp->opaque);
if (iwp->max_size == 0) {
- return TRUE;
+ return FALSE;
}
return g_io_watch_funcs.prepare(source, timeout_);
--
1.8.1