[patch] fix-spice-assert-crash-2.patch

89a1737645b0ad0e58b577a9295046dda638322b.patch (text/plain), 977 bytes, created by Tiziano Müller (RETIRED) on 2011-02-27 09:56:37 UTC

From 89a1737645b0ad0e58b577a9295046dda638322b Mon Sep 17 00:00:00 2001
From: Alon Levy <[e-mail]>
Date: Tue, 25 Jan 2011 14:42:14 +0000
Subject: hw/qxl: another missing unlock

We need to unlock the mutex before waiting on read via
the worker call since the worker will try to lock and hang
otherwise.

Signed-off-by: Alon Levy <[e-mail]>
---
diff --git a/hw/qxl.c b/hw/qxl.c
index a5af690..0c715d5 100644
--- a/hw/qxl.c
+++ b/hw/qxl.c
@@ -791,7 +791,9 @@ static void qxl_add_memslot(PCIQXLDevice *d, uint32_t slot_id, uint64_t delta)
            __FUNCTION__, memslot.slot_id,
            memslot.virt_start, memslot.virt_end);
 
+    qxl_unlock_iothread(&d->ssd);
     d->ssd.worker->add_memslot(d->ssd.worker, &memslot);
+    qxl_lock_iothread(&d->ssd);
     d->guest_slots[slot_id].ptr = (void*)memslot.virt_start;
     d->guest_slots[slot_id].size = memslot.virt_end - memslot.virt_start;
     d->guest_slots[slot_id].delta = delta;
--
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