Re: [PATCH 2/3] qemu-x86: Add tsc_freq option to -cpu

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On 07/19/2011 02:46 PM, Marcelo Tosatti wrote:
On Thu, Jul 07, 2011 at 04:13:12PM +0200, Joerg Roedel wrote:
>  To let the user configure the desired tsc frequency for the
>  guest if running in KVM.
>
>  Signed-off-by: Joerg Roedel<joerg.roedel@xxxxxxx>
>  ---
>   target-i386/cpu.h   |    1 +
>   target-i386/cpuid.c |   13 +++++++++++++
>   2 files changed, 14 insertions(+), 0 deletions(-)
>
>  diff --git a/target-i386/cpu.h b/target-i386/cpu.h
>  index cdf68ff..399e124 100644
>  --- a/target-i386/cpu.h
>  +++ b/target-i386/cpu.h
>  @@ -743,6 +743,7 @@ typedef struct CPUX86State {
>       uint32_t cpuid_kvm_features;
>       uint32_t cpuid_svm_features;
>       bool tsc_valid;
>  +    int tsc_khz;

This should be saved/restore in migration data (missing VMSTATE entry).

Why?  It's static data.  Traditionally we only migrate runtime data.

(although we've been talking about starting a naked qemu and pushing all of the configuration from the source).

--
error compiling committee.c: too many arguments to function

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