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SubjectRe: [PATCH] lib/genaloc: Fix allocation of aligned buffer from non-aligned chunk

On 11/8/18 00:14, Andrew Morton wrote:
> On Wed, 7 Nov 2018 08:21:07 +0200 Alexey Skidanov <> wrote:
>>> Why does this need "fixing"? Are there current callers which can
>>> misalign chunk_start_addr? Or is there a requirement that future
>>> callers can misalign chunk_start_addr?
>> I work on adding aligned allocation support for ION heaps
>> ( Two
>> of these heaps use genpool internally.
>> If you want to have an ability to allocate buffers aligned on different
>> boundaries (for example, 4K, 1MB, ...), this fix actually removes the
>> requirement for chunk_start_addr to be aligned on the max possible
>> alignment.
> OK. This sort of information should be in the changelog, please. In
> much detail.
Sure, I'll add this information and resend the patch.


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