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[Qemu-devel] [7244] qemu: introduce lock/unlock_iothread (Marcelo Tosatt
From: |
Anthony Liguori |
Subject: |
[Qemu-devel] [7244] qemu: introduce lock/unlock_iothread (Marcelo Tosatti) |
Date: |
Fri, 24 Apr 2009 18:03:50 +0000 |
Revision: 7244
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=7244
Author: aliguori
Date: 2009-04-24 18:03:49 +0000 (Fri, 24 Apr 2009)
Log Message:
-----------
qemu: introduce lock/unlock_iothread (Marcelo Tosatti)
Hook to allow iothread to drop the global mutex.
Signed-off-by: Marcelo Tosatti <address@hidden>
Signed-off-by: Anthony Liguori <address@hidden>
Modified Paths:
--------------
trunk/vl.c
Modified: trunk/vl.c
===================================================================
--- trunk/vl.c 2009-04-24 18:03:45 UTC (rev 7243)
+++ trunk/vl.c 2009-04-24 18:03:49 UTC (rev 7244)
@@ -3750,6 +3750,9 @@
return;
}
+#define qemu_mutex_lock_iothread() do { } while (0)
+#define qemu_mutex_unlock_iothread() do { } while (0)
+
#ifdef _WIN32
static void host_main_loop_wait(int *timeout)
{
@@ -3842,7 +3845,9 @@
slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
}
#endif
+ qemu_mutex_unlock_iothread();
ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
+ qemu_mutex_lock_iothread();
if (ret > 0) {
IOHandlerRecord **pioh;
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