From: aliguori <aliguori@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Thu, 5 Mar 2009 19:01:28 +0000 (+0000)
Subject: Fix cpuid KVM crash on i386 (Lubomir Rintel)
X-Git-Tag: 0.10.0-0sb10~1891
X-Git-Url: http://vcs.maemo.org/git/?a=commitdiff_plain;h=b36d24b6c3708413f1174e34bd86b4bf5116012f;p=qemu

Fix cpuid KVM crash on i386 (Lubomir Rintel)

Cpuid should return into vec, not overwrite past address in count.
Changeset 6565 broke this.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6689 c046a42c-6fe2-441c-8c8c-71466251a162
---

diff --git a/target-i386/helper.c b/target-i386/helper.c
index c0fc556..8213703 100644
--- a/target-i386/helper.c
+++ b/target-i386/helper.c
@@ -1421,10 +1421,10 @@ static void host_cpuid(uint32_t function, uint32_t count,
 #else
     asm volatile("pusha \n\t"
                  "cpuid \n\t"
-                 "mov %%eax, 0(%1) \n\t"
-                 "mov %%ebx, 4(%1) \n\t"
-                 "mov %%ecx, 8(%1) \n\t"
-                 "mov %%edx, 12(%1) \n\t"
+                 "mov %%eax, 0(%2) \n\t"
+                 "mov %%ebx, 4(%2) \n\t"
+                 "mov %%ecx, 8(%2) \n\t"
+                 "mov %%edx, 12(%2) \n\t"
                  "popa"
                  : : "a"(function), "c"(count), "S"(vec)
                  : "memory", "cc");