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Re: [PATCH v2 1/8] x86emul: split off opcode 0f01 handling


  • To: Jan Beulich <jbeulich@xxxxxxxx>
  • From: Roger Pau Monné <roger.pau@xxxxxxxxxx>
  • Date: Tue, 28 Mar 2023 16:57:15 +0200
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On Wed, Jun 15, 2022 at 11:58:46AM +0200, Jan Beulich wrote:

> --- /dev/null
> +++ b/xen/arch/x86/x86_emulate/private.h
> @@ -0,0 +1,531 @@
> +/******************************************************************************
> + * private.h - interface between x86_emulate.c and its helpers
> + *
> + * Copyright (c) 2005-2007 Keir Fraser
> + * Copyright (c) 2005-2007 XenSource Inc.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; If not, see <http://www.gnu.org/licenses/>.
> + */
> +
> +#ifdef __XEN__
> +
> +# include <xen/kernel.h>
> +# include <asm/msr-index.h>
> +# include <asm/x86_emulate.h>
> +
> +# ifndef CONFIG_HVM
> +#  define X86EMUL_NO_FPU
> +#  define X86EMUL_NO_MMX
> +#  define X86EMUL_NO_SIMD
> +# endif
> +
> +#else /* !__XEN__ */
> +# include "x86-emulate.h"
> +#endif
> +
> +#ifdef __i386__

Do we ever build this code in 32bit mode?

Thanks, Roger.



 


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