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From: "H. Peter Anvin" <hpa@zytor.com>
To: Igor Mammedov <imammedo@redhat.com>
Cc: aliguori@us.ibm.com, ehabkost@redhat.com, jan.kiszka@siemens.com,
	Don@CloudSwitch.com, mtosatti@redhat.com, qemu-devel@nongnu.org,
	mdroth@linux.vnet.ibm.com, blauwirbel@gmail.com,
	pbonzini@redhat.com, lersek@redhat.com, afaerber@suse.de,
	stefanha@linux.vnet.ibm.com
Subject: Re: [Qemu-devel] [PATCH 07/22] target-i386: convert cpuid features into properties
Date: Wed, 26 Sep 2012 14:31:25 -0700	[thread overview]
Message-ID: <5063742D.7070507@zytor.com> (raw)
In-Reply-To: <1348691578-17231-8-git-send-email-imammedo@redhat.com>

On 09/26/2012 01:32 PM, Igor Mammedov wrote:
> +
> +static void x86_cpuid_get_feature(Object *obj, Visitor *v, void *opaque,
> +                                         const char *name, Error **errp)
> +{
> +    X86CPU *cpu = X86_CPU(obj);
> +    CPUX86State *env = &cpu->env;
> +    bool value = true;
> +
> +    if (!is_feature_set(name, env->cpuid_features, feature_name) &&
> +       !is_feature_set(name, env->cpuid_ext_features, ext_feature_name) &&
> +       !is_feature_set(name, env->cpuid_ext2_features, ext2_feature_name) &&
> +       !is_feature_set(name, env->cpuid_ext3_features, ext3_feature_name) &&
> +       !is_feature_set(name, env->cpuid_kvm_features, kvm_feature_name) &&
> +       !is_feature_set(name, env->cpuid_svm_features, svm_feature_name)) {
> +        value = false;
> +    }
> +

If you're going to do a full-blown restructuring of the CPUID handling,
how about actually turning this into a composite object, specifically an
array, instead of this insane collection of arguments (which needs to be
augmented)?

	-hpa

  reply	other threads:[~2012-09-26 21:31 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-26 20:32 [Qemu-devel] [PATCH 00/22 v3] target-i386: convert CPU features into properties Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 01/22] target-i386: return Error from cpu_x86_find_by_name() Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 02/22] target-i386: cpu_x86_register(): report error from property setter Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 03/22] target-i386: if x86_cpu_realize() failed report error and do cleanup Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 04/22] target-i386: filter out not TCG features if running without kvm at realize time Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 05/22] target-i386: move out CPU features initialization in separate func Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 06/22] target-i386: xlevel should be more than 0x80000000, move fixup into setter Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 07/22] target-i386: convert cpuid features into properties Igor Mammedov
2012-09-26 21:31   ` H. Peter Anvin [this message]
2012-09-26 21:39     ` Eduardo Habkost
2012-10-01 12:53   ` [Qemu-devel] [PATCH 07/22 v4] " Igor Mammedov
2012-10-01 12:54   ` [Qemu-devel] [PATCH 18/22 v3] target-i386: parse cpu_model string into set of stringified properties Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 08/22] target-i386: add stubs for hyperv_(vapic_recommended|relaxed_timing_enabled|get_spinlock_retries)() Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 09/22] target-i386: convert 'hv_spinlocks' feature into property Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 10/22] target-i386: convert 'hv_relaxed' " Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 11/22] target-i386: convert 'hv_vapic' " Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 12/22] target-i386: convert 'check' and 'enforce' features into properties Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 13/22] add visitor for parsing hz[KMG] input string Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 14/22] target-i386: use visit_type_hz to parse tsc_freq property value Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 15/22] target-i386: introduce vendor-override property Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 16/22] target-i386: use define for cpuid vendor string size Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 17/22] target-i386: replace uint32_t vendor fields by vendor string in x86_def_t Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 18/22] target-i386: parse cpu_model string into set of stringified properties Igor Mammedov
2012-09-30 12:16   ` Blue Swirl
2012-10-01 12:46     ` Igor Mammedov
2012-10-02 11:28     ` Eric Blake
2012-10-02 11:36       ` Paolo Bonzini
2012-10-02 13:08         ` [Qemu-devel] [PATCH 18/22 v3] " Igor Mammedov
2012-10-03 20:09       ` [Qemu-devel] [PATCH 18/22] " Blue Swirl
2012-10-03 20:17         ` Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 19/22] target-i386: use properties to set/unset user specified features on CPU Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 20/22] target-i386: move init of "hypervisor" feature into CPU initializer from cpudef Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 21/22] target-i386: move default init of cpuid_kvm_features bitmap " Igor Mammedov
2012-09-26 20:32 ` [Qemu-devel] [PATCH 22/22] target-i386: cleanup cpu_x86_find_by_name(), only fill x86_def_t in it Igor Mammedov
  -- strict thread matches above, loose matches on Subject: below --
2012-09-07 20:54 [Qemu-devel] [PATCH 00/22 v2] target-i386: convert CPU features into properties Igor Mammedov
2012-09-07 20:54 ` [Qemu-devel] [PATCH 07/22] target-i386: convert cpuid " Igor Mammedov

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