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From: "Jan Beulich" <JBeulich@suse.com>
To: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Cc: andrew.cooper3@citrix.com, boris.ostrovsky@oracle.com,
	xen-devel@lists.xen.org, sherry.hurwitz@amd.com
Subject: Re: [PATCH v2 09/10] x86/SVM: Hook up miscellaneous AVIC functions
Date: Thu, 05 Jan 2017 09:05:11 -0700	[thread overview]
Message-ID: <586E7CC7020000780012D894@prv-mh.provo.novell.com> (raw)
In-Reply-To: <1483163161-2402-10-git-send-email-suravee.suthikulpanit@amd.com>

>>> On 31.12.16 at 06:46, <suravee.suthikulpanit@amd.com> wrote:
> --- a/xen/arch/x86/hvm/svm/svm.c
> +++ b/xen/arch/x86/hvm/svm/svm.c
> @@ -1438,6 +1438,11 @@ static int svm_cpu_up(void)
>      return 0;
>  }
>  
> +static inline int svm_avic_enabled(void)

bool?

> @@ -1472,16 +1477,27 @@ const struct hvm_function_table * __init start_svm(void)
>      P(cpu_has_svm_decode, "DecodeAssists");
>      P(cpu_has_pause_filter, "Pause-Intercept Filter");
>      P(cpu_has_tsc_ratio, "TSC Rate MSR");
> -    P(cpu_has_svm_avic, "AVIC");
> -#undef P
> -
> -    if ( !printed )
> -        printk(" - none\n");
>  
>      svm_function_table.hap_supported = !!cpu_has_svm_npt;
>      svm_function_table.hap_capabilities = HVM_HAP_SUPERPAGE_2MB |
>          ((cpuid_edx(0x80000001) & 0x04000000) ? HVM_HAP_SUPERPAGE_1GB : 0);
>  
> +    if ( !cpu_has_svm_avic )
> +        svm_avic = 0;
> +
> +    if ( svm_avic )
> +    {
> +        svm_function_table.deliver_posted_intr  = svm_avic_deliver_posted_intr;
> +        svm_function_table.virtual_intr_delivery_enabled = svm_avic_enabled;
> +        P(cpu_has_svm_avic, "AVIC (enabled)");
> +    }
> +    else
> +        P(cpu_has_svm_avic, "AVIC (disabled)");
> +#undef P
> +
> +    if ( !printed )
> +        printk(" - none\n");

Could I talk you into moving this up a few lines, so that effectively
the last four lines here won't need to move at all?

Jan


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  parent reply	other threads:[~2017-01-05 16:05 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-31  5:45 [PATCH v2 00/10] Introduce AMD SVM AVIC Suravee Suthikulpanit
2016-12-31  5:45 ` [PATCH v2 01/10] x86/HVM: Introduce struct hvm_pi_ops Suravee Suthikulpanit
2017-01-05  2:54   ` Tian, Kevin
2017-01-05  7:57     ` Jan Beulich
2017-01-05 15:51   ` Jan Beulich
2017-01-10  6:51     ` Suravee Suthikulpanit
2017-01-10  8:24       ` Jan Beulich
2017-01-10  9:45         ` Suravee Suthikulpanit
2016-12-31  5:45 ` [PATCH v2 02/10] x86/vLAPIC: Declare vlapic_read_aligned() and vlapic_reg_write() as non-static Suravee Suthikulpanit
2017-01-05 15:53   ` Jan Beulich
2017-01-10  6:57     ` Suravee Suthikulpanit
2017-01-10  8:25       ` Jan Beulich
2016-12-31  5:45 ` [PATCH v2 03/10] x86/HVM: Call vlapic_destroy after vcpu_destroy Suravee Suthikulpanit
2017-01-05  2:56   ` Tian, Kevin
2017-01-05 15:56   ` Jan Beulich
2017-01-10  8:18     ` Suravee Suthikulpanit
2016-12-31  5:45 ` [PATCH v2 04/10] x86/SVM: Modify VMCB fields to add AVIC support Suravee Suthikulpanit
2016-12-31  5:45 ` [PATCH v2 05/10] x86/HVM/SVM: Add AVIC initialization code Suravee Suthikulpanit
2017-01-02 16:37   ` Andrew Cooper
2017-01-04 17:24     ` Suravee Suthikulpanit
2017-01-04 17:59       ` Andrew Cooper
2017-01-10  3:06     ` Suravee Suthikulpanit
2017-01-03 14:54   ` Boris Ostrovsky
2016-12-31  5:45 ` [PATCH v2 06/10] x86/SVM: Add AVIC vmexit handlers Suravee Suthikulpanit
2017-01-02 17:28   ` Andrew Cooper
2017-01-05  4:07     ` Suravee Suthikulpanit
2017-01-03 15:34   ` Boris Ostrovsky
2017-01-05  6:41     ` Suravee Suthikulpanit
2016-12-31  5:45 ` [PATCH v2 07/10] x86/SVM: Add vcpu scheduling support for AVIC Suravee Suthikulpanit
2017-01-02 17:35   ` Andrew Cooper
2017-01-03 15:43   ` Boris Ostrovsky
2016-12-31  5:45 ` [PATCH v2 08/10] x86/SVM: Add interrupt management code via AVIC Suravee Suthikulpanit
2017-01-02 17:45   ` Andrew Cooper
2017-02-28 12:01     ` George Dunlap
2017-01-05 16:01   ` Jan Beulich
2016-12-31  5:46 ` [PATCH v2 09/10] x86/SVM: Hook up miscellaneous AVIC functions Suravee Suthikulpanit
2017-01-02 17:49   ` Andrew Cooper
2017-01-05 16:05   ` Jan Beulich [this message]
2017-01-10  8:35     ` Suravee Suthikulpanit
2017-01-10  9:00       ` Jan Beulich
2017-01-10 10:28         ` Suravee Suthikulpanit
2016-12-31  5:46 ` [PATCH v2 10/10] x86/SVM: Add AMD AVIC key handler Suravee Suthikulpanit
2017-01-03 16:01   ` Boris Ostrovsky
2017-01-03 16:04     ` Andrew Cooper
2017-01-05  8:00       ` Suravee Suthikulpanit
2017-01-05 16:07   ` Jan Beulich
2017-01-10 11:14     ` Suravee Suthikulpanit
2017-01-10 12:55       ` Jan Beulich

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