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SubjectRe: [PATCH RFC 01/14] arm64/mm: Introduce asid_info structure and move asid_generation/asid_map to it
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On 3/21/19 5:03 PM, Suzuki K Poulose wrote:
> Hi Julien,

Hi Suzuki,

> On 21/03/2019 16:36, Julien Grall wrote:
>> In an attempt to make the ASID allocator generic, create a new structure
>> asid_info to store all the information necessary for the allocator.
>>
>> For now, move the variables asid_generation and asid_map to the new
>> structure
>> asid_info. Follow-up patches will move more variables.
>>
>> Note to avoid more renaming aftwards, a local variable 'info' has been
>> created and is a pointer to the ASID allocator structure.
>>
>> Signed-off-by: Julien Grall <julien.grall@arm.com>
>> ---
>>   arch/arm64/mm/context.c | 46
>> ++++++++++++++++++++++++++--------------------
>>   1 file changed, 26 insertions(+), 20 deletions(-)
>>
>> diff --git a/arch/arm64/mm/context.c b/arch/arm64/mm/context.c
>> index 1f0ea2facf24..34db54f1a39a 100644
>> --- a/arch/arm64/mm/context.c
>> +++ b/arch/arm64/mm/context.c
>> @@ -30,8 +30,11 @@
>>   static u32 asid_bits;
>>   static DEFINE_RAW_SPINLOCK(cpu_asid_lock);
>> -static atomic64_t asid_generation;
>> -static unsigned long *asid_map;
>> +struct asid_info
>> +{
>> +    atomic64_t    generation;
>> +    unsigned long    *map;
>> +} asid_info;
>
> Shouldn't this be static ? Rest looks fine.

Yes it should be static. I have updated my code.

Thank you for the review!

Cheers,

>
> Cheers
> Suzuki

--
Julien Grall

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