From: Herbert Xu <herbert@gondor.apana.org.au>
To: Kanchana P Sridhar <kanchana.p.sridhar@intel.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
hannes@cmpxchg.org, yosry.ahmed@linux.dev, nphamcs@gmail.com,
chengming.zhou@linux.dev, usamaarif642@gmail.com,
ryan.roberts@arm.com, 21cnbao@gmail.com,
ying.huang@linux.alibaba.com, akpm@linux-foundation.org,
senozhatsky@chromium.org, linux-crypto@vger.kernel.org,
davem@davemloft.net, clabbe@baylibre.com, ardb@kernel.org,
ebiggers@google.com, surenb@google.com,
kristen.c.accardi@intel.com, vinicius.gomes@intel.com,
wajdi.k.feghali@intel.com, vinodh.gopal@intel.com
Subject: Re: [PATCH v11 18/24] crypto: acomp - Add crypto_acomp_batch_size() to get an algorithm's batch-size.
Date: Fri, 15 Aug 2025 13:28:51 +0800 [thread overview]
Message-ID: <aJ7Fk6RpNc815Ivd@gondor.apana.org.au> (raw)
In-Reply-To: <20250801043642.8103-19-kanchana.p.sridhar@intel.com>
On Thu, Jul 31, 2025 at 09:36:36PM -0700, Kanchana P Sridhar wrote:
>
> diff --git a/include/crypto/internal/acompress.h b/include/crypto/internal/acompress.h
> index ffffd88bbbad3..2325ee18e7a10 100644
> --- a/include/crypto/internal/acompress.h
> +++ b/include/crypto/internal/acompress.h
> @@ -28,6 +28,8 @@
> *
> * @compress: Function performs a compress operation
> * @decompress: Function performs a de-compress operation
> + * @get_batch_size: Maximum batch-size for batching compress/decompress
> + * operations.
> * @init: Initialize the cryptographic transformation object.
> * This function is used to initialize the cryptographic
> * transformation object. This function is called only once at
> @@ -46,6 +48,7 @@
> struct acomp_alg {
> int (*compress)(struct acomp_req *req);
> int (*decompress)(struct acomp_req *req);
> + unsigned int (*get_batch_size)(void);
I can't imagine a situation where this needs to be dynamic.
Please just make it a static value rather than a callback function.
Thanks,
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2025-08-15 5:28 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-01 4:36 [PATCH v11 00/24] zswap compression batching with optimized iaa_crypto driver Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 01/24] crypto: iaa - Reorganize the iaa_crypto driver code Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 02/24] crypto: iaa - New architecture for IAA device WQ comp/decomp usage & core mapping Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 03/24] crypto: iaa - Simplify, consistency of function parameters, minor stats bug fix Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 04/24] crypto: iaa - Descriptor allocation timeouts with mitigations Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 05/24] crypto: iaa - iaa_wq uses percpu_refs for get/put reference counting Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 06/24] crypto: iaa - Simplify the code flow in iaa_compress() and iaa_decompress() Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 07/24] crypto: iaa - Refactor hardware descriptor setup into separate procedures Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 08/24] crypto: iaa - Simplified, efficient job submissions for non-irq mode Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 09/24] crypto: iaa - Deprecate exporting add/remove IAA compression modes Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 10/24] crypto: iaa - Rearchitect the iaa_crypto driver to be usable by zswap and zram Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 11/24] crypto: iaa - Enablers for submitting descriptors then polling for completion Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 12/24] crypto: acomp - Add "void *kernel_data" in "struct acomp_req" for kernel users Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 13/24] crypto: iaa - IAA Batching for parallel compressions/decompressions Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 14/24] crypto: iaa - Enable async mode and make it the default Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 15/24] crypto: iaa - Disable iaa_verify_compress by default Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 16/24] crypto: iaa - Submit the two largest source buffers first in decompress batching Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 17/24] crypto: iaa - Add deflate-iaa-dynamic compression mode Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 18/24] crypto: acomp - Add crypto_acomp_batch_size() to get an algorithm's batch-size Kanchana P Sridhar
2025-08-15 5:28 ` Herbert Xu [this message]
2025-08-22 19:31 ` Sridhar, Kanchana P
2025-08-22 21:48 ` Nhat Pham
2025-08-22 21:58 ` Sridhar, Kanchana P
2025-08-22 22:00 ` Sridhar, Kanchana P
2025-08-01 4:36 ` [PATCH v11 19/24] crypto: iaa - IAA acomp_algs register the get_batch_size() interface Kanchana P Sridhar
2025-08-29 0:16 ` Barry Song
2025-08-29 3:12 ` Sridhar, Kanchana P
2025-08-01 4:36 ` [PATCH v11 20/24] mm: zswap: Per-CPU acomp_ctx resources exist from pool creation to deletion Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 21/24] mm: zswap: Consistently use IS_ERR_OR_NULL() to check acomp_ctx resources Kanchana P Sridhar
2025-08-01 4:36 ` [PATCH v11 22/24] mm: zswap: Allocate pool batching resources if the compressor supports batching Kanchana P Sridhar
2025-08-14 20:58 ` Nhat Pham
2025-08-14 22:05 ` Sridhar, Kanchana P
2025-08-26 3:48 ` Barry Song
2025-08-26 4:27 ` Sridhar, Kanchana P
2025-08-26 4:42 ` Barry Song
2025-08-26 4:56 ` Sridhar, Kanchana P
2025-08-26 5:17 ` Barry Song
2025-08-27 0:06 ` Sridhar, Kanchana P
2025-08-28 21:39 ` Barry Song
2025-08-28 22:47 ` Sridhar, Kanchana P
2025-08-28 23:28 ` Barry Song
2025-08-29 2:56 ` Sridhar, Kanchana P
2025-08-29 3:42 ` Barry Song
2025-08-29 18:39 ` Sridhar, Kanchana P
2025-08-30 8:40 ` Barry Song
2025-09-03 18:00 ` Sridhar, Kanchana P
2025-08-01 4:36 ` [PATCH v11 23/24] mm: zswap: zswap_store() will process a large folio in batches Kanchana P Sridhar
2025-08-14 21:05 ` Nhat Pham
2025-08-14 22:10 ` Sridhar, Kanchana P
2025-08-28 23:59 ` Barry Song
2025-08-29 3:06 ` Sridhar, Kanchana P
2025-08-01 4:36 ` [PATCH v11 24/24] mm: zswap: Batched zswap_compress() with compress batching of large folios Kanchana P Sridhar
2025-08-14 21:14 ` Nhat Pham
2025-08-14 22:17 ` Sridhar, Kanchana P
2025-08-28 23:54 ` Barry Song
2025-08-29 3:04 ` Sridhar, Kanchana P
2025-08-29 3:31 ` Barry Song
2025-08-29 3:39 ` Sridhar, Kanchana P
2025-08-08 23:51 ` [PATCH v11 00/24] zswap compression batching with optimized iaa_crypto driver Nhat Pham
2025-08-09 0:03 ` Sridhar, Kanchana P
2025-08-15 5:27 ` Herbert Xu
2025-08-22 19:26 ` Sridhar, Kanchana P
2025-08-25 5:38 ` Herbert Xu
2025-08-25 18:12 ` Sridhar, Kanchana P
2025-08-26 1:13 ` Herbert Xu
2025-08-26 4:09 ` Sridhar, Kanchana P
2025-08-26 4:14 ` Herbert Xu
2025-08-26 4:42 ` Sridhar, Kanchana P
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