linux-kernel - Re: [PATCH] staging: zcache: add crypto API support

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Message-ID: <4F035DB1.6000902@linux.vnet.ibm.com>
Date:	Tue, 03 Jan 2012 13:57:37 -0600
From:	Seth Jennings <sjenning@...ux.vnet.ibm.com>
To:	Greg Kroah-Hartman <gregkh@...e.de>
CC:	Dan Magenheimer <dan.magenheimer@...cle.com>,
	Nitin Gupta <ngupta@...are.org>,
	Dave Hansen <dave@...ux.vnet.ibm.com>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	Thadeu Lima de Souza Cascardo <cascardo@...oscopio.com>,
	Brian King <brking@...ux.vnet.ibm.com>,
	Robert Jennings <rcj@...ux.vnet.ibm.com>
Subject: Re: [PATCH] staging: zcache: add crypto API support

Greg,

Hold off on this one.  I just found a bug in the 32-bit build.

Should have it figured out by the end of the day.

--
Seth

On 12/28/2011 08:21 AM, Seth Jennings wrote:
> This patch allow zcache to use the crypto API for page compression.
> It replaces the direct LZO compress/decompress calls with calls
> into the crypto compression API. The compressor to be used is
> specified in the kernel boot line with the zcache parameter like:
> zcache=lzo or zcache=deflate.  If the specified compressor can't
> be loaded, zcache uses lzo as the default compressor.
> 
> Signed-off-by: Seth Jennings <sjenning@...ux.vnet.ibm.com>
> ---
>  drivers/staging/zcache/Kconfig       |    7 +-
>  drivers/staging/zcache/zcache-main.c |  189 +++++++++++++++++++++++++++++-----
>  2 files changed, 165 insertions(+), 31 deletions(-)

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