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From: "Artem B. Bityuckiy" <dedekind@yandex.ru>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "Artem B. Bityuckiy" <dedekind@infradead.org>,
	dwmw2@infradead.org, linux-kernel@vger.kernel.org,
	linux-crypto@vger.kernel.org
Subject: Re: [RFC] CryptoAPI & Compression
Date: Sun, 03 Apr 2005 12:59:23 +0400	[thread overview]
Message-ID: <424FB06B.3060607@yandex.ru> (raw)
In-Reply-To: <20050403084415.GA20326@gondor.apana.org.au>

Herbert Xu wrote:
> Surely that defeats the purpose of pcompress? I thought the whole point
> was to compress as much of the input as possible into the output?
Absolutely correct.

> So 1G into 1G doesn't make sense here.
I thought you are afraid about the case of a totally random input which 
may *grow* after it has been compressed.

> But 1G into 1M does and you
> want to put as much as you can in there.  Otherwise we might as well
> delete crypto_comp_pcompress :)

Err, it looks like we've lost the conversation flow. :-) I commented 
your phrase: "The question is what happens when you compress 1 1GiB 
input buffer into a 1GiB output buffer."

Then could you please in a nutshell write what worries you or what issue 
you would like to clarify?

IIRC, you worried that in case of a large input and output 12 bytes 
won't be enough. I argued it should. I'm even going to check this soon :-)

-- 
Best Regards,
Artem B. Bityuckiy,
St.-Petersburg, Russia.

  reply	other threads:[~2005-04-03  9:00 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-25 16:08 [RFC] CryptoAPI & Compression Artem B. Bityuckiy
2005-03-26  4:44 ` Herbert Xu
2005-03-26 11:32   ` Artem B. Bityuckiy
2005-03-28 17:22   ` Artem B. Bityuckiy
2005-03-29 10:35     ` Herbert Xu
2005-03-29 11:55       ` Artem B. Bityuckiy
2005-03-31  2:19         ` Herbert Xu
2005-03-31 10:43           ` Artem B. Bityuckiy
2005-03-31 11:11             ` Herbert Xu
2005-04-01 14:36               ` Artem B. Bityuckiy
2005-04-01 14:44                 ` David Woodhouse
2005-04-01 14:57                   ` Artem B. Bityuckiy
2005-04-01 15:05                     ` David Woodhouse
2005-04-01 15:22                       ` Artem B. Bityuckiy
2005-04-01 15:33                         ` Jörn Engel
2005-04-03  8:47                           ` Artem B. Bityuckiy
2005-04-01 15:23                 ` Herbert Xu
2005-04-01 15:41                   ` Artem B. Bityuckiy
2005-04-01 22:13                     ` Herbert Xu
2005-04-03  8:22                       ` Artem B. Bityuckiy
2005-04-03  8:27                         ` Artem B. Bityuckiy
2005-04-03  8:29                         ` Artem B. Bityuckiy
2005-04-03  8:44                         ` Herbert Xu
2005-04-03  8:59                           ` Artem B. Bityuckiy [this message]
2005-04-03  9:30                             ` Herbert Xu
2005-04-03  9:45                               ` Artem B. Bityuckiy
2005-04-03 10:00                                 ` Herbert Xu
2005-04-03 10:06                                   ` David Woodhouse
2005-04-03 10:17                                     ` Herbert Xu
2005-04-03 10:23                                       ` Artem B. Bityuckiy
2005-04-03 11:42                                         ` Herbert Xu
2005-04-03 15:24                                           ` Artem B. Bityuckiy
2005-04-03 11:19                                       ` David Woodhouse
2005-04-03 11:40                                         ` Herbert Xu
     [not found]                                           ` <4250175D.5070704@yandex.ru>
     [not found]                                             ` <20050403213207.GA24462@gondor.apana.org.au>
2005-04-18 15:09                                               ` Artem B. Bityuckiy
2005-04-19  9:25                                                 ` Herbert Xu
2005-04-19 12:51                                                   ` Artem B. Bityuckiy
2005-04-19 22:10                                                     ` Herbert Xu
2005-04-03 10:19                                   ` Artem B. Bityuckiy
2005-04-03  9:20                           ` Artem B. Bityuckiy
2005-03-31  9:51     ` Herbert Xu
2005-04-03 11:41       ` Artem B. Bityuckiy
2005-04-03 11:47         ` Herbert Xu
2005-04-03 11:53           ` Artem B. Bityuckiy
2005-04-03 12:00             ` Herbert Xu
2005-04-03 12:01           ` Artem B. Bityuckiy
2005-04-03 12:07             ` Herbert Xu
2005-04-03 12:18               ` Artem B. Bityuckiy

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