From: Jan Kiszka <jan.kiszka@web.de>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Joerg Roedel <joerg.roedel@amd.com>,
Anthony Liguori <aliguori@us.ibm.com>,
qemu-devel@nongnu.org, kvm@vger.kernel.org
Subject: Re: [Qemu-devel] [PATCH 5/6] qemu-x86: Set tsc_khz in kvm when supported
Date: Fri, 05 Aug 2011 23:28:51 +0200 [thread overview]
Message-ID: <4E3C6093.3010601@web.de> (raw)
In-Reply-To: <e7429073ed1a765180158622463e8e0fb1b296d7.1312577731.git.mtosatti@redhat.com>
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On 2011-08-05 22:55, Marcelo Tosatti wrote:
> From: Joerg Roedel <joerg.roedel@amd.com>
>
> Make use of the KVM_TSC_CONTROL feature if available.
>
> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
> ---
> target-i386/kvm.c | 18 +++++++++++++++++-
> 1 files changed, 17 insertions(+), 1 deletions(-)
>
> diff --git a/target-i386/kvm.c b/target-i386/kvm.c
> index 10fb2c4..923d2d5 100644
> --- a/target-i386/kvm.c
> +++ b/target-i386/kvm.c
> @@ -354,6 +354,7 @@ int kvm_arch_init_vcpu(CPUState *env)
> uint32_t unused;
> struct kvm_cpuid_entry2 *c;
> uint32_t signature[3];
> + int r;
>
> env->cpuid_features &= kvm_arch_get_supported_cpuid(s, 1, 0, R_EDX);
>
> @@ -499,7 +500,22 @@ int kvm_arch_init_vcpu(CPUState *env)
>
> qemu_add_vm_change_state_handler(cpu_update_state, env);
>
> - return kvm_vcpu_ioctl(env, KVM_SET_CPUID2, &cpuid_data);
> + r = kvm_vcpu_ioctl(env, KVM_SET_CPUID2, &cpuid_data);
> + if (r)
> + return r;
Coding style...
Jan
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next prev parent reply other threads:[~2011-08-05 21:29 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-05 20:55 [Qemu-devel] [PATCH 0/6] [PULL] qemu-kvm.git uq/master queue Marcelo Tosatti
2011-08-05 20:55 ` [Qemu-devel] [PATCH 1/6] kvmclock: Fix feature detection Marcelo Tosatti
2011-08-05 20:55 ` [Qemu-devel] [PATCH 2/6] kvm: Drop obsolete KVM_IOEVENTFD #ifdefs Marcelo Tosatti
2011-08-05 20:55 ` [Qemu-devel] [PATCH 3/6] qemu: Add strtosz_suffix_unit function Marcelo Tosatti
2011-08-05 20:55 ` [Qemu-devel] [PATCH 4/6] qemu-x86: Add tsc_freq option to -cpu Marcelo Tosatti
2011-08-05 20:55 ` [Qemu-devel] [PATCH 5/6] qemu-x86: Set tsc_khz in kvm when supported Marcelo Tosatti
2011-08-05 21:28 ` Jan Kiszka [this message]
2011-08-05 20:55 ` [Qemu-devel] [PATCH 6/6] Remove #ifdef KVM_CAP_TSC_CONTROL Marcelo Tosatti
2011-08-08 20:07 ` [Qemu-devel] [PATCH 0/6] [PULL] qemu-kvm.git uq/master queue Anthony Liguori
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