From: ilmari@ilmari.org (Dagfinn Ilmari Mannsåker)
To: "Williams, Dan J" <dan.j.williams@intel.com>
Cc: "Justin Piszcz" <jpiszcz@lucidpixels.com>,
"Nick Piggin" <nickpiggin@yahoo.com.au>, <neilb@suse.de>,
<akpm@linux-foundation.org>,
"Leech, Christopher" <christopher.leech@intel.com>,
<linux-kernel@vger.kernel.org>, <linux-raid@vger.kernel.org>
Subject: Re: [PATCH 00/16] raid acceleration and asynchronous offload api for 2.6.22
Date: Wed, 02 May 2007 17:36:07 +0100 [thread overview]
Message-ID: <d8jy7k7rxmw.fsf@nygaard.ping.uio.no> (raw)
In-Reply-To: <0C7297FA1D2D244A9C7F6959C0BF1E5201CA8E4D@azsmsx413.amr.corp.intel.com> (Dan J. Williams's message of "Wed, 2 May 2007 09:17:13 -0700")
"Williams, Dan J" <dan.j.williams@intel.com> writes:
>> From: Justin Piszcz [mailto:jpiszcz@lucidpixels.com]
>> I have not been following this closely, must you have an
>> CONFIG_INTEL_IOP_ADMA piece of hardware and/or chipset to use this
>> feature or can regular desktop users take hold of it as well?
>>
> Currently this feature is available on the iop series of processors,
> e.g. http://www.intel.com/design/iio/iop348.htm
>
> And there is a driver in the works to support the 440spe platform
> (http://marc.info/?l=linux-raid&m=117400143317440&w=2)
>
> Desktops currently take advantage of architecture specific SIMD
> instructions to accelerate xor calculations.
How about hard drive controllers with RAID accelleration features (but
not full hardware RAID capability) such as the Promise SX4
(http://linux-ata.org/faq-sata-raid.html#sx4)?
--
ilmari
"A disappointingly low fraction of the human race is,
at any given time, on fire." - Stig Sandbeck Mathisen
next prev parent reply other threads:[~2007-05-02 16:36 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-02 6:14 Dan Williams
2007-05-02 6:15 ` [PATCH 01/16] dmaengine: add base support for the async_tx api Dan Williams
2007-05-02 6:15 ` [PATCH 02/16] dmaengine: move channel management to the client Dan Williams
2007-05-02 6:16 ` [PATCH 03/16] ARM: Add drivers/dma to arch/arm/Kconfig Dan Williams
2007-05-02 6:16 ` [PATCH 04/16] dmaengine: add the async_tx api Dan Williams
2007-05-02 6:17 ` [PATCH 05/16] md: add raid5_run_ops and support routines Dan Williams
2007-05-02 6:17 ` [PATCH 06/16] md: use raid5_run_ops for stripe cache operations Dan Williams
2007-05-02 6:18 ` [PATCH 07/16] md: move write operations to raid5_run_ops Dan Williams
2007-05-02 6:18 ` [PATCH 08/16] md: move raid5 compute block " Dan Williams
2007-05-02 6:19 ` [PATCH 09/16] md: move raid5 parity checks " Dan Williams
2007-05-02 6:19 ` [PATCH 10/16] md: satisfy raid5 read requests via raid5_run_ops Dan Williams
2007-05-02 6:20 ` [PATCH 11/16] md: use async_tx and raid5_run_ops for raid5 expansion operations Dan Williams
2007-05-02 6:20 ` [PATCH 12/16] md: move raid5 io requests to raid5_run_ops Dan Williams
2007-05-02 6:21 ` [PATCH 13/16] md: remove raid5 compute_block and compute_parity5 Dan Williams
2007-05-02 6:21 ` [PATCH 14/16] dmaengine: driver for the iop32x, iop33x, and iop13xx raid engines Dan Williams
2007-05-02 6:22 ` [PATCH 15/16] iop13xx: Surface the iop13xx adma units to the iop-adma driver Dan Williams
2007-05-02 6:22 ` [PATCH 16/16] iop3xx: Surface the iop3xx DMA and AAU " Dan Williams
2007-05-02 6:55 ` [PATCH 00/16] raid acceleration and asynchronous offload api for 2.6.22 Nick Piggin
2007-05-02 15:45 ` Williams, Dan J
2007-05-02 15:55 ` Justin Piszcz
2007-05-02 16:17 ` Williams, Dan J
2007-05-02 16:19 ` Justin Piszcz
2007-05-02 16:36 ` Dagfinn Ilmari Mannsåker [this message]
2007-05-02 16:42 ` Williams, Dan J
2007-05-10 14:12 Tomasz Chmielewski
2007-05-10 15:32 ` Tomasz Chmielewski
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