From: pbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Wed, 9 Jul 2008 15:31:50 +0000 (+0000)
Subject: Avoid decremented overflow.
X-Git-Tag: stefano.display-merge-start~927
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=266910c4346a24dff83ec01c7e1fa87eb938243f;p=qemu-xen-3.4-testing.git

Avoid decremented overflow.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4862 c046a42c-6fe2-441c-8c8c-71466251a162
---

diff --git a/exec.c b/exec.c
index 4f7a027d..5b43172f 100644
--- a/exec.c
+++ b/exec.c
@@ -1432,7 +1432,7 @@ void cpu_interrupt(CPUState *env, int mask)
        signals are used primarily to interrupt blocking syscalls.  */
 #else
     if (use_icount) {
-        env->icount_decr.u16.high = 0x8000;
+        env->icount_decr.u16.high = 0xffff;
 #ifndef CONFIG_USER_ONLY
         /* CPU_INTERRUPT_EXIT isn't a real interrupt.  It just means
            an async event happened and we need to process it.  */