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Re: [Qemu-devel] [PATCH v7 4/9] i386: Add new property to control cache
From: |
Eduardo Habkost |
Subject: |
Re: [Qemu-devel] [PATCH v7 4/9] i386: Add new property to control cache info |
Date: |
Mon, 7 May 2018 16:14:13 -0300 |
User-agent: |
Mutt/1.9.2 (2017-12-15) |
On Thu, Apr 26, 2018 at 11:26:44AM -0500, Babu Moger wrote:
> This will be used to control the cache information.
> By default new information will be displayed. If user
> passes "-cpu legacy-cache" then older information will
> be displayed even if the hardware supports new information.
> It will be "on" for machine type "pc-q35-2.10" for compatibility.
>
> Signed-off-by: Babu Moger <address@hidden>
> Tested-by: Geoffrey McRae <address@hidden>
> ---
> include/hw/i386/pc.h | 4 ++++
> target/i386/cpu.c | 1 +
> target/i386/cpu.h | 5 +++++
> 3 files changed, 10 insertions(+)
>
> diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
> index ffee841..d904a3c 100644
> --- a/include/hw/i386/pc.h
> +++ b/include/hw/i386/pc.h
> @@ -327,6 +327,10 @@ bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t
> *);
> .driver = "q35-pcihost",\
> .property = "x-pci-hole64-fix",\
> .value = "off",\
> + },{\
> + .driver = TYPE_X86_CPU,\
> + .property = "legacy-cache",\
> + .value = "on",\
> },
>
Looks good, except that we now need pc-*-2.13 machines, and this
should be moved to PC_COMPAT_2_12.
Also, I suggest squashing this with patch 5/9, and applying it
before patch 3/9.
--
Eduardo
- Re: [Qemu-devel] [PATCH v7 4/9] i386: Add new property to control cache info,
Eduardo Habkost <=