linux-kernel - Re: [PATCH 3/4] x86: add desc_equal() to compare GDT descriptors

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Message-ID: <a4d36849-1b12-4cb5-a4d2-8be7ee063810@email.android.com>
Date:	Tue, 17 Jul 2012 17:57:40 +0200
From:	"H. Peter Anvin" <hpa@...or.com>
To:	David Vrabel <david.vrabel@...rix.com>,
	David Vrabel <david.vrabel@...rix.com>
CC:	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	"x86@...nel.org" <x86@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/4] x86: add desc_equal() to compare GDT descriptors

Sorry we're all travelling at the moment

David Vrabel <david.vrabel@...rix.com> wrote:

>On 09/07/12 11:39, David Vrabel wrote:
>> From: David Vrabel <david.vrabel@...rix.com>
>> 
>> Signed-off-by: David Vrabel <david.vrabel@...rix.com>
>
>ping?  Can we get an x86 an x86 maintainer for this patch, please?
>
>David
>
>> ---
>>  arch/x86/include/asm/desc.h |    6 ++++++
>>  1 files changed, 6 insertions(+), 0 deletions(-)
>> 
>> diff --git a/arch/x86/include/asm/desc.h
>b/arch/x86/include/asm/desc.h
>> index 8bf1c06..d26f059 100644
>> --- a/arch/x86/include/asm/desc.h
>> +++ b/arch/x86/include/asm/desc.h
>> @@ -85,6 +85,12 @@ static inline int desc_empty(const void *ptr)
>>  	return !(desc[0] | desc[1]);
>>  }
>>  
>> +static inline bool desc_equal(const struct desc_struct *d1,
>> +			      const struct desc_struct *d2)
>> +{
>> +	return d1->a == d2->a && d1->b == d2->b;
>> +}
>> +
>>  #ifdef CONFIG_PARAVIRT
>>  #include <asm/paravirt.h>
>>  #else

-- 
Sent from my mobile phone. Please excuse brevity and lack of formatting.
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