From: Andre Noll <maan@systemlinux.org>
To: Dan Williams <dan.j.williams@intel.com>
Cc: linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org,
neilb@suse.de, maciej.sosnowski@intel.com,
Yuri Tikhonov <yur@emcraft.com>, Ilya Yanok <yanok@emcraft.com>
Subject: Re: [PATCH 02/13] async_tx: don't use src_list argument of async_xor() for dma addresses
Date: Thu, 19 Mar 2009 21:10:08 +0100 [thread overview]
Message-ID: <20090319201008.GC10491@skl-net.de> (raw)
In-Reply-To: <20090318192026.20375.3053.stgit@dwillia2-linux.ch.intel.com>
[-- Attachment #1: Type: text/plain, Size: 538 bytes --]
On 12:20, Dan Williams wrote:
> Using src_list argument of async_xor() as a storage for dma addresses
> implies sizeof(dma_addr_t) <= sizeof(struct page *) restriction which is
> not always true (e.g. ppc440spe).
This message does not tell what the patch is going to do about that.
It would also be nice to mention (either in the log message or as a
comment) why allocating the dma_src arrays on the stack is not going
to be a problem.
Andre
--
The only person who always got his work done by Friday was Robinson Crusoe
[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 189 bytes --]
next prev parent reply other threads:[~2009-03-19 20:10 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-18 19:20 [PATCH 00/13] Asynchronous raid6 acceleration (part 1 of 2) Dan Williams
2009-03-18 19:20 ` [PATCH 01/13] md/raid6: move raid6 data processing to raid6_pq.ko Dan Williams
2009-03-19 20:09 ` Andre Noll
2009-03-22 17:22 ` Dan Williams
2009-03-18 19:20 ` [PATCH 02/13] async_tx: don't use src_list argument of async_xor() for dma addresses Dan Williams
2009-03-19 20:10 ` Andre Noll [this message]
2009-03-25 17:11 ` Dan Williams
2009-03-26 10:39 ` Andre Noll
2009-03-18 19:20 ` [PATCH 03/13] async_tx: provide __async_inline for HAS_DMA=n archs Dan Williams
2009-03-18 19:20 ` [PATCH 04/13] async_tx: kill needless module_{init|exit} Dan Williams
2009-03-18 19:20 ` [PATCH 05/13] async_tx: add sum check flags Dan Williams
2009-03-18 19:20 ` [PATCH 06/13] async_tx: add support for asynchronous GF multiplication Dan Williams
2009-03-19 16:06 ` H. Peter Anvin
2009-03-19 17:20 ` Dan Williams
2009-03-20 22:43 ` H. Peter Anvin
2009-03-20 23:00 ` Ilya Yanok
2009-03-20 23:25 ` H. Peter Anvin
2009-03-21 0:06 ` Ilya Yanok
2009-03-21 2:30 ` H. Peter Anvin
2009-03-21 10:19 ` Ilya Yanok
2009-03-21 19:16 ` H. Peter Anvin
2009-03-21 15:19 ` Dan Williams
2009-03-21 19:15 ` H. Peter Anvin
2009-03-21 22:14 ` Dan Williams
2009-03-21 22:26 ` Ilya Yanok
2009-03-21 22:46 ` Dan Williams
2009-03-21 20:05 ` Ilya Yanok
2009-03-21 22:00 ` Dan Williams
2009-03-21 22:43 ` Ilya Yanok
2009-03-21 22:53 ` Dan Williams
2009-03-22 21:37 ` Ilya Yanok
2009-03-19 20:09 ` Andre Noll
2009-03-30 14:30 ` Sosnowski, Maciej
2009-03-18 19:20 ` [PATCH 07/13] async_tx: add support for asynchronous RAID6 recovery operations Dan Williams
2009-03-23 10:11 ` Andre Noll
2009-03-30 14:30 ` Sosnowski, Maciej
2009-03-18 19:20 ` [PATCH 08/13] iop-adma: P+Q support for iop13xx adma engines Dan Williams
2009-03-18 19:21 ` [PATCH 09/13] iop-adma: P+Q self test Dan Williams
2009-03-20 0:14 ` Neil Brown
2009-03-20 0:19 ` Dan Williams
2009-03-30 14:30 ` Sosnowski, Maciej
2009-03-18 19:21 ` [PATCH 10/13] dmaengine: allow dma support for async_tx to be toggled Dan Williams
2009-03-18 19:21 ` [PATCH 11/13] dmatest: add xor test Dan Williams
2009-03-18 19:21 ` [PATCH 12/13] dmatest: add dma interrupts and callbacks Dan Williams
2009-03-18 19:21 ` [PATCH 13/13] dmatest: add pq support Dan Williams
2009-03-18 23:43 ` [PATCH 00/13] Asynchronous raid6 acceleration (part 1 of 2) Andi Kleen
2009-03-19 17:08 ` Dan Williams
2009-03-20 0:30 ` Neil Brown
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20090319201008.GC10491@skl-net.de \
--to=maan@systemlinux.org \
--cc=dan.j.williams@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-raid@vger.kernel.org \
--cc=maciej.sosnowski@intel.com \
--cc=neilb@suse.de \
--cc=yanok@emcraft.com \
--cc=yur@emcraft.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).