From: Keir Fraser <keir.fraser@citrix.com>
Date: Tue, 4 Mar 2008 13:28:00 +0000 (+0000)
Subject: x86_emulate: Load FPU context before FWAIT.
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~14274
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=bef098a19f6a341ffa304a4d4820d48e573df69d;p=xen.git

x86_emulate: Load FPU context before FWAIT.
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
---

diff --git a/xen/arch/x86/x86_emulate.c b/xen/arch/x86/x86_emulate.c
index 57836fea89..224cefb52c 100644
--- a/xen/arch/x86/x86_emulate.c
+++ b/xen/arch/x86/x86_emulate.c
@@ -2383,6 +2383,8 @@ x86_emulate(
     }
 
     case 0x9b:  /* wait/fwait */
+        fail_if(ops->load_fpu_ctxt == NULL);
+        ops->load_fpu_ctxt(ctxt);
         __emulate_fpu_insn("fwait");
         break;