From: Justin Piszcz <jpiszcz@lucidpixels.com>
To: linux-kernel@vger.kernel.org
Subject: Kernel 2.6.8.1 DMA+DVD read errors!
Date: Sun, 29 Aug 2004 12:06:10 -0400 (EDT) [thread overview]
Message-ID: <Pine.LNX.4.61.0408291123590.24663@p500> (raw)
A freshly burned DVD at 1x cannot be read with DMA on or off.
Model: hdd: TOSHIBA DVD-ROM SD-M1712, ATAPI CD/DVD-ROM drive
$ dd if=/dev/hdd of=dvd.iso
dd: reading `/dev/hdd': Input/output error
6781136+0 records in
6781136+0 records out
# hdparm -d0 /dev/hdd
/dev/hdd:
setting using_dma to 0 (off)
using_dma = 0 (off)
then:
$ dd if=/dev/hdd of=dvd.iso
dd: reading `/dev/hdd': Input/output error
7080400+0 records in
7080400+0 records out
Buffer I/O error on device hdd, logical block 885060
hdd: media error (bad sector): status=0x51 { DriveReady SeekComplete Error
}
hdd: media error (bad sector): error=0x30
end_request: I/O error, dev hdd, sector 7080488
Buffer I/O error on device hdd, logical block 885061
hdd: media error (bad sector): status=0x51 { DriveReady SeekComplete Error
}
hdd: media error (bad sector): error=0x30
end_request: I/O error, dev hdd, sector 7080400
Buffer I/O error on device hdd, logical block 885050
Any idea when this will be fixed?
reply other threads:[~2004-08-29 16:06 UTC|newest]
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