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

From: H. Peter Anvin
Date: Tue Jul 17 2012 - 11:58:06 EST


Sorry we're all travelling at the moment

David Vrabel <david.vrabel@xxxxxxxxxx> wrote:

>On 09/07/12 11:39, David Vrabel wrote:
>> From: David Vrabel <david.vrabel@xxxxxxxxxx>
>>
>> Signed-off-by: David Vrabel <david.vrabel@xxxxxxxxxx>
>
>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

--
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