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Groups > linux.kernel > #1229298

[RFC][PATCH 0/9] use CRYPTO_ALG_TFM_MAY_SHARE cra flag (full patchset)

From Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Newsgroups linux.kernel
Subject [RFC][PATCH 0/9] use CRYPTO_ALG_TFM_MAY_SHARE cra flag (full patchset)
Date 2015-09-21 15:20 +0200
Message-ID <qb9aF-7Hp-5@gated-at.bofh.it> (permalink)
References <q9Wfw-1oJ-7@gated-at.bofh.it>
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RFC

resend reason:
git (2.6.0-rc2) has crashed and spme patches were not sent out.


Sorry for the noise.

===================


This patch set implements a bit different approach to shared tfm. It
defines a new CRYPTO_ALG_TFM_MAY_SHARE ->cra_flag which each algorithm
setups in its `static struct crypto_alg'. Crypto API provides
crypto_tfm_may_share() function that returns true if the algorithm
has CRYPTO_ALG_TFM_MAY_SHARE set and, thus, we can supply a shared
`struct crypto_comp *tfm'.

Not properly tested yet.


Sergey Senozhatsky (9):
  crypto: introduce CRYPTO_ALG_TFM_MAY_SHARE flag
  crypto/lzo: set CRYPTO_ALG_TFM_MAY_SHARE
  crypto/lz4: set CRYPTO_ALG_TFM_MAY_SHARE
  crypto/lz4hc: set CRYPTO_ALG_TFM_MAY_SHARE
  crypto/842: set CRYPTO_ALG_TFM_MAY_SHARE
  zram: make stream find and release functions static
  zram: pass zstrm down to decompression path
  zram: use crypto API for compression
  zram: use crypto CRYPTO_ALG_TFM_MAY_SHARE API

 crypto/842.c                   |   3 +-
 crypto/lz4.c                   |   3 +-
 crypto/lz4hc.c                 |   3 +-
 crypto/lzo.c                   |   3 +-
 drivers/block/zram/Kconfig     |   8 ++--
 drivers/block/zram/Makefile    |   4 +-
 drivers/block/zram/zcomp.c     | 103 +++++++++++++++++++++++++++++++----------
 drivers/block/zram/zcomp.h     |  42 +++++++----------
 drivers/block/zram/zcomp_lz4.c |  47 -------------------
 drivers/block/zram/zcomp_lz4.h |  17 -------
 drivers/block/zram/zcomp_lzo.c |  47 -------------------
 drivers/block/zram/zcomp_lzo.h |  17 -------
 drivers/block/zram/zram_drv.c  |  32 +++++++++----
 include/linux/crypto.h         |  10 ++++
 14 files changed, 138 insertions(+), 201 deletions(-)
 delete mode 100644 drivers/block/zram/zcomp_lz4.c
 delete mode 100644 drivers/block/zram/zcomp_lz4.h
 delete mode 100644 drivers/block/zram/zcomp_lzo.c
 delete mode 100644 drivers/block/zram/zcomp_lzo.h

-- 
2.6.0.rc2.10.gf4d9753

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Thread

[PATCH v3 0/9] zram: introduce crypto decompress noctx API and use it on zram Joonsoo Kim <js1304@gmail.com> - 2015-09-18 07:20 +0200
  [PATCH v3 4/9] crypto/lz4hc: support decompress_noctx Joonsoo Kim <js1304@gmail.com> - 2015-09-18 07:30 +0200
  [PATCH v3 3/9] crypyo/lz4: support decompress_noctx Joonsoo Kim <js1304@gmail.com> - 2015-09-18 07:30 +0200
  [PATCH v3 8/9] zram: use crypto API for compression Joonsoo Kim <js1304@gmail.com> - 2015-09-18 07:30 +0200
    Re: [PATCH v3 8/9] zram: use crypto API for compression Minchan Kim <minchan@kernel.org> - 2015-09-21 05:50 +0200
    Re: [PATCH v3 8/9] zram: use crypto API for compression Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2015-09-21 07:20 +0200
  [PATCH v3 6/9] zram: make stream find and release functions static Joonsoo Kim <js1304@gmail.com> - 2015-09-18 07:30 +0200
    Re: [PATCH v3 6/9] zram: make stream find and release functions  static Minchan Kim <minchan@kernel.org> - 2015-09-21 01:40 +0200
  [PATCH v3 2/9] crypto/lzo: support decompress_noctx Joonsoo Kim <js1304@gmail.com> - 2015-09-18 07:30 +0200
  [PATCH v3 5/9] crypto/842: support decompress_noctx Joonsoo Kim <js1304@gmail.com> - 2015-09-18 07:30 +0200
  [PATCH v3 7/9] zram: pass zstrm down to decompression path Joonsoo Kim <js1304@gmail.com> - 2015-09-18 07:30 +0200
    Re: [PATCH v3 7/9] zram: pass zstrm down to decompression path Minchan Kim <minchan@kernel.org> - 2015-09-21 01:50 +0200
  [PATCH v3 9/9] zram: use crypto decompress_noctx API Joonsoo Kim <js1304@gmail.com> - 2015-09-18 07:30 +0200
    Re: [PATCH v3 9/9] zram: use crypto decompress_noctx API Minchan Kim <minchan@kernel.org> - 2015-09-21 06:00 +0200
    Re: [PATCH v3 9/9] zram: use crypto decompress_noctx API Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2015-09-21 07:30 +0200
    Re: [PATCH v3 9/9] zram: use crypto decompress_noctx API Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2015-09-21 10:00 +0200
  [PATCH v3 1/9] crypto: introduce decompression API that can be called via sharable tfm object Joonsoo Kim <js1304@gmail.com> - 2015-09-18 07:30 +0200
    Re: [PATCH v3 1/9] crypto: introduce decompression API that can be  called via sharable tfm object Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2015-09-21 07:40 +0200
    Re: [PATCH v3 1/9] crypto: introduce decompression API that can be  called via sharable tfm object Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2015-09-21 08:20 +0200
  Re: [PATCH v3 0/9] zram: introduce crypto decompress noctx API and  use it on zram Minchan Kim <minchan@kernel.org> - 2015-09-21 06:00 +0200
  [RFC][PATCH 1/9] crypto: introduce CRYPTO_ALG_TFM_MAY_SHARE flag Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:20 +0200
  [RFC][PATCH 6/9] zram: make stream find and release functions static Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:20 +0200
  [RFC][PATCH 3/9] crypto/lz4: set CRYPTO_ALG_TFM_MAY_SHARE Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:20 +0200
  [RFC][PATCH 5/9] crypto/842: set CRYPTO_ALG_TFM_MAY_SHARE Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:20 +0200
  [RFC][PATCH 0/9] use CRYPTO_ALG_TFM_MAY_SHARE cra flag (full patchset) Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:20 +0200
    [RFC][PATCH 4/9] crypto/lz4hc: set CRYPTO_ALG_TFM_MAY_SHARE Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:20 +0200
    [RFC][PATCH 2/9] crypto/lzo: set CRYPTO_ALG_TFM_MAY_SHARE Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:20 +0200
    [RFC][PATCH 7/9] zram: pass zstrm down to decompression path Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:20 +0200
    [RFC][PATCH 9/9] zram: use crypto CRYPTO_ALG_TFM_MAY_SHARE API Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:30 +0200
    Re: [RFC][PATCH 0/9] use CRYPTO_ALG_TFM_MAY_SHARE cra flag (full  patchset) Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:30 +0200
    [RFC][PATCH 8/9] zram: use crypto API for compression Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2015-09-21 15:50 +0200

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