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Re: [PATCH v3 1/9] crypto: introduce decompression API that can be called via sharable tfm object

From Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH v3 1/9] crypto: introduce decompression API that can be called via sharable tfm object
Date 2015-09-21 08:20 +0200
Message-ID <qb2Ce-6Ly-15@gated-at.bofh.it> (permalink)
References <q9Wfw-1oJ-7@gated-at.bofh.it> <q9Wpd-1zU-25@gated-at.bofh.it>
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On (09/18/15 14:19), Joonsoo Kim wrote:
[..]
>  static int __init lzo_mod_init(void)
> diff --git a/include/linux/crypto.h b/include/linux/crypto.h
> index e71cb70..31152b1 100644
> --- a/include/linux/crypto.h
> +++ b/include/linux/crypto.h
> @@ -355,6 +355,8 @@ struct compress_alg {
>  			    unsigned int slen, u8 *dst, unsigned int *dlen);
>  	int (*coa_decompress)(struct crypto_tfm *tfm, const u8 *src,
>  			      unsigned int slen, u8 *dst, unsigned int *dlen);
> +	int (*coa_decompress_noctx)(const u8 *src, unsigned int slen,
> +				    u8 *dst, unsigned int *dlen);
>  };
>  
>  
> @@ -538,6 +540,9 @@ struct compress_tfm {
>  	int (*cot_decompress)(struct crypto_tfm *tfm,
>  	                      const u8 *src, unsigned int slen,
>  	                      u8 *dst, unsigned int *dlen);
> +	int (*cot_decompress_noctx)(struct crypto_tfm *tfm,
> +				const u8 *src, unsigned int slen,
> +				u8 *dst, unsigned int *dlen);
>  };
>  
>  #define crt_ablkcipher	crt_u.ablkcipher
> @@ -1836,6 +1841,14 @@ static inline void crypto_free_comp(struct crypto_comp *tfm)
>  	crypto_free_tfm(crypto_comp_tfm(tfm));
>  }
>  
> +struct crypto_comp *crypto_alloc_comp_noctx(const char *alg_name,
> +					u32 type, u32 mask);
> +

this should be EXPORT_SYMBOL_GPL().

	-ss
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[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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