Re: (subset) [PATCH v2 0/5] crypto: iaa - Fixes for multi entry SG lists
Vinod Koul <[email protected]>
| Newsgroups | org.kernel.vger.linux-crypto,org.kernel.vger.dmaengine,org.kernel.vger.linux-kernel,org.kernel.vger.stable |
|---|---|
| Message-ID | <[email protected]> |
On Wed, 05 Aug 2026 14:19:21 -0700, Vinicius Costa Gomes wrote:
> Since commit e2c3b6b21c77 ("mm: zswap: use SG list decompression APIs
> from zsmalloc"), iaa_crypto started seeing some failures with
> multi-entry scatter lists.
>
> For that we introduce software fallback, in patch 2/5, to iaa-crypto
> when SG lists have more than one entry, for both input and output.
> Patch 4/5 adds a bounce buffer so small/simple requests can be
> linearized and sent to the hardware. This recovers most of the
> performance.
>
> [...]
Applied, thanks!
[1/5] dmaengine: idxd: assign all engines to group 0 in IAA defaults
commit: 4a8b7929550eb94d60b32c2c06479444672da381
Best regards,
--
~Vinod