RFR: 8344144: AES/CBC slow at big payloads [v2]

Volodymyr Paprotski vpaprotski at openjdk.org
Tue Nov 19 00:17:52 UTC 2024


On Tue, 19 Nov 2024 00:06:19 GMT, Anthony Scarpino <ascarpino at openjdk.org> wrote:

>> But it takes a few calls before hotspot switches to the intrinsic, so it can't be too large. I think we should include this logic explanation (the intrinsic parallelizes decryption) in the comment to make it clear what we are doing here.
>
> Maybe focus that this is triggering the optimization and not about the data size.
> 
> // chunkSize is a multiple of block size and used to divide up
> // input data to trigger the intrinsic.

@ascarpino Thanks! I was 30 seconds from pushing my rewording, but will take yours :D

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PR Review Comment: https://git.openjdk.org/jdk/pull/22086#discussion_r1847465831


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