Re: [PATCH] gpu/tests/gpu_buddy: Add gpu_test_buddy_alloc_range for exact-range allocation

["Yadav, Sanjay Kumar" <sanjay.kumar.yadav@intel.com>]

On 03-03-2026 16:22, Matthew Auld wrote:
> On 02/03/2026 15:09, Sanjay Yadav wrote:
>> Add a new kunit test gpu_test_buddy_alloc_range() that exercises the
>> __gpu_buddy_alloc_range() exact-range allocation path, triggered when
>> start + size == end with flags=0.
>>
>> The test covers:
>> - Basic exact-range allocation of the full mm
>> - Exact-range allocation of equal sub-ranges (quarters)
>> - Minimum chunk-size exact ranges at start, middle, and end offsets
>> - Non power-of-two mm size with multiple roots, including cross-root
>>    exact-range allocation
>> - Randomized exact-range allocations of N contiguous page-aligned
>>    slices in random order
>> - Negative: partially allocated range must reject overlapping exact
>>    alloc
>> - Negative: checkerboard allocation pattern rejects exact range over
>>    partially occupied pairs
>> - Negative: misaligned start, unaligned size, and out-of-bounds end
>> - Free and re-allocate the same exact range across multiple iterations
>> - Various power-of-two exact ranges at natural alignment
>>
>> Cc: Christian König <christian.koenig@amd.com>
>> Cc: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
>> Suggested-by: Matthew Auld <matthew.auld@intel.com>
>> Signed-off-by: Sanjay Yadav <sanjay.kumar.yadav@intel.com>
>
> Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Thank you, Matt A., for your prompt review.
Hi Arun,
Kindly request you to review the change, and merge it if everything 
looks good?