From: Tejun Heo <tj@kernel.org>
To: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Cc: axboe@kernel.dk, linux-kernel@vger.kernel.org,
joerg@dorchain.net, geert@linux-m68k.org, donari75@gmail.com,
davem@davemloft.net, jdike@linux.intel.com,
benh@kernel.crashing.org, Laurent@lvivier.info
Subject: Re: [RFC PATCHSET linux-2.6-block#for-2.6.31] block: lld cleanup patches
Date: Tue, 28 Apr 2009 12:44:07 +0900 [thread overview]
Message-ID: <49F67B87.10103@kernel.org> (raw)
In-Reply-To: <200904242141.56375.bzolnier@gmail.com>
Hello, Bartlomiej.
Bartlomiej Zolnierkiewicz wrote:
> From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
> Subject: [RFC][PATCH] mg_disk: fix issue with data integrity on error in mg_write()
>
> We cannot acknowledge the sector write before checking its status
> (which is done on the next loop iteration) and we also need to do
> the final status register check after writing the last sector.
>
> Fix mg_write() to match mg_write_intr() in this regard.
>
> While at it:
> - add mg_read_one() and mg_write_one() helpers
> - always use MG_SECTOR_SIZE and remove MG_STORAGE_BUFFER_SIZE
>
> Cc: unsik Kim <donari75@gmail.com>
> Cc: Tejun Heo <tj@kernel.org>
> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
I folded other three patches into my series. This one looks good to me
too but unlike others this one actually changes how the driver
interacts with the device so I think it would be better to wait for
unsik's ack on this one (I'm pushing out others).
Thanks.
--
tejun
next prev parent reply other threads:[~2009-04-28 3:44 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-23 12:25 [RFC PATCHSET linux-2.6-block#for-2.6.31] block: lld cleanup patches Tejun Heo
2009-04-23 12:25 ` [PATCH 01/12] block-update-end_cur Tejun Heo
2009-04-23 12:25 ` [PATCH 02/12] block: don't init rq fields unnecessarily Tejun Heo
2009-04-23 12:25 ` [PATCH 03/12] amiflop,ataflop,xd,mg_disk: clean up unnecessary stuff from block drivers Tejun Heo
2009-04-23 12:25 ` [PATCH 04/12] ps3disk: simplify request completion Tejun Heo
2009-04-23 12:25 ` [PATCH 05/12] sunvdc: kill vdc_end_request() Tejun Heo
2009-04-23 13:33 ` David Miller
2009-04-28 2:54 ` Tejun Heo
2009-04-23 12:25 ` [PATCH 06/12] ubd: cleanup completion path Tejun Heo
2009-04-23 12:25 ` [PATCH 07/12] ubd: drop unnecessary rq->sector manipulation Tejun Heo
2009-04-23 12:25 ` [PATCH 08/12] hd: clean up request completion paths Tejun Heo
2009-04-23 12:25 ` [PATCH 09/12] swim3: " Tejun Heo
2009-04-23 12:25 ` [PATCH 10/12] swim: " Tejun Heo
2009-04-23 12:25 ` [PATCH 11/12] mg_disk: fold mg_disk.h into mg_disk.c Tejun Heo
2009-04-23 12:25 ` [PATCH 12/12] mg_disk: clean up request completion paths Tejun Heo
2009-04-24 19:41 ` [RFC PATCHSET linux-2.6-block#for-2.6.31] block: lld cleanup patches Bartlomiej Zolnierkiewicz
2009-04-28 3:44 ` Tejun Heo [this message]
2009-04-28 18:38 ` Bartlomiej Zolnierkiewicz
2009-04-28 22:36 ` Tejun Heo
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