From: Vinicius Costa Gomes <vinicius.gomes@intel.com>
To: Dave Jiang <dave.jiang@intel.com>, Vinod Koul <vkoul@kernel.org>,
Frank Li <Frank.Li@kernel.org>,
Kristen Accardi <kristen.c.accardi@intel.com>,
Herbert Xu <herbert@gondor.apana.org.au>,
"David S. Miller" <davem@davemloft.net>,
Andrew Morton <akpm@linux-foundation.org>,
Yosry Ahmed <yosry@kernel.org>, Nhat Pham <nphamcs@gmail.com>
Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-crypto@vger.kernel.org,
Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Subject: Re: [PATCH 1/4] dmaengine: idxd: assign all engines to group 0 in IAA defaults
Date: Tue, 14 Jul 2026 18:38:40 -0700 [thread overview]
Message-ID: <87y0fdowv3.fsf@intel.com> (raw)
In-Reply-To: <1caa4de2-0aff-4281-8e5a-402b3278cb20@intel.com>
Dave Jiang <dave.jiang@intel.com> writes:
> On 7/14/26 2:53 PM, Dave Jiang wrote:
>>
>>
>> On 7/13/26 9:10 PM, Vinicius Costa Gomes wrote:
>>> From: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
>>>
>>> The IAA device defaults only assigned engine 0 to group 0, leaving
>>> engines 1 through max_engines-1 unassigned (group_id = -1). This means
>>> that by default only a single engine processed descriptors, limiting
>>> throughput to one engine's capacity.
>>>
>>> Assign all available engines to group 0 so that the full hardware
>>> parallelism is used out of the box without requiring manual
>>> accel-config setup.
>>>
>>> Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
>>
>
> Just noticed it's missing Vinicius sign off.
>
Ugh, forgot those, will add for v2. Thank you.
Cheers,
--
Vinicius
next prev parent reply other threads:[~2026-07-15 1:38 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-14 4:10 [PATCH 0/4] crypto: iaa - Fixes for multi entry SG lists Vinicius Costa Gomes
2026-07-14 4:10 ` [PATCH 1/4] dmaengine: idxd: assign all engines to group 0 in IAA defaults Vinicius Costa Gomes
2026-07-14 21:53 ` Dave Jiang
2026-07-14 21:55 ` Dave Jiang
2026-07-15 1:38 ` Vinicius Costa Gomes [this message]
2026-07-14 4:10 ` [PATCH 2/4] crypto: iaa - fall back to software for multi-entry scatterlists Vinicius Costa Gomes
2026-07-14 21:54 ` Dave Jiang
2026-07-14 4:10 ` [PATCH 3/4] crypto: iaa - avoid counting fallback decompression bytes Vinicius Costa Gomes
2026-07-14 21:56 ` Dave Jiang
2026-07-14 4:10 ` [PATCH 4/4] crypto: iaa - use bounce buffer for multi-sg decompress input Vinicius Costa Gomes
2026-07-14 22:01 ` Dave Jiang
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