From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Andries Brouwer <aebr@win.tue.nl>
Cc: Jan Niehusmann <jan@gondor.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: IDE bug - was: Re: uncorrectable ext2 errors
Date: 12 Aug 2003 16:36:08 +0100 [thread overview]
Message-ID: <1060702567.21160.30.camel@dhcp22.swansea.linux.org.uk> (raw)
In-Reply-To: <20030811003343.A16918@pclin040.win.tue.nl>
On Sul, 2003-08-10 at 23:33, Andries Brouwer wrote:
> if (drive->addressing == 1) /* 48-bit LBA */
> return lba_48_rw_disk(drive, rq, (unsigned long long) block);
> if (drive->select.b.lba) /* 28-bit LBA */
> return lba_28_rw_disk(drive, rq, (unsigned long) block);
> return chs_rw_disk(drive, rq, (unsigned long) block);
>
> with checking the size of block.
> And init_idedisk_capacity() does not check addressing.
It should also issue LBA28 if the size of th range and the end block
fall under the LBA28 limit because thst saves you valuable I/O time.
Jens had patches for that but I don't know where they went in 2.6
next prev parent reply other threads:[~2003-08-12 15:39 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-06 15:03 Jan Niehusmann
2003-08-06 17:06 ` Andreas Dilger
2003-08-06 18:38 ` Jan Niehusmann
2003-08-06 18:52 ` Mike Fedyk
2003-08-06 19:50 ` Jan Niehusmann
2003-08-07 11:06 ` Jan Niehusmann
2003-08-07 12:27 ` LBA48 on Promise 20265 Jan Niehusmann
2003-08-07 21:12 ` uncorrectable ext2 errors Andries Brouwer
2003-08-10 20:55 ` Jan Niehusmann
2003-08-10 21:19 ` Andries Brouwer
2003-08-10 21:34 ` Jan Niehusmann
2003-08-10 21:58 ` Andries Brouwer
2003-08-10 22:10 ` Jan Niehusmann
2003-08-10 22:33 ` IDE bug - was: " Andries Brouwer
2003-08-12 15:36 ` Alan Cox [this message]
2003-08-12 16:32 ` Bartlomiej Zolnierkiewicz
2003-08-12 22:50 ` Andries Brouwer
2003-08-13 0:21 ` Bartlomiej Zolnierkiewicz
2003-08-13 8:03 ` Jan Niehusmann
2003-08-13 9:25 ` Jan Niehusmann
2003-08-13 11:16 ` Alan Cox
2003-08-13 11:20 ` Jan Niehusmann
2003-08-13 12:12 ` Jan Niehusmann
2003-08-13 16:31 ` Jan Niehusmann
2003-08-13 18:38 ` Alan Cox
2003-08-13 12:21 ` Bartlomiej Zolnierkiewicz
2003-08-13 13:27 ` Andries Brouwer
2003-08-13 22:05 ` Jan Niehusmann
2003-08-13 22:32 ` Bartlomiej Zolnierkiewicz
2003-08-13 22:36 ` Jan Niehusmann
2003-08-13 23:14 ` Bartlomiej Zolnierkiewicz
2003-08-14 6:37 ` Jan Niehusmann
2003-08-10 23:01 ` Bartlomiej Zolnierkiewicz
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