Re: [OT] Who has record no. of DriveReady SeekComplete DataRequest errors?

[Jens Axboe]

On Mon, Jun 07 2004, Con Kolivas wrote:
> On Mon, 7 Jun 2004 06:39, Jens Axboe wrote:
> > I could easily imagine some vendors not setting the field, but setting
> > it to some "buggy" value is far less likely. But might as well add the
> > check.
> >
> > Con later confirmed that it was 2.6.2 that introduced the breakage, so
> > the patch isn't the culprit after all. There are a few seperate things
> > to look at there - Con, what are you doing when these messages trigger?
> > Is the drive permanently mounted, or does it happen on open?
> 
> It only happens on boot and never again. During this part:
> ICH4: IDE controller at PCI slot 0000:00:1f.1
> ICH4: chipset revision 2
> ICH4: not 100% native mode: will probe irqs later
>     ide0: BM-DMA at 0xf000-0xf007, BIOS settings: hda:DMA, hdb:DMA
>     ide1: BM-DMA at 0xf008-0xf00f, BIOS settings: hdc:DMA, hdd:DMA
> hda: ST340014A, ATA DISK drive
> hdb: ST340014A, ATA DISK drive
> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> hdc: JLMS XJ-HD165H, ATAPI CD/DVD-ROM drive
> hdd: RICOH CD-R/RW MP7163A, ATAPI CD/DVD-ROM drive
> ide1 at 0x170-0x177,0x376 on irq 15
> hda: max request size: 1024KiB
> hda: 78165360 sectors (40020 MB) w/2048KiB Cache, CHS=16383/255/63, UDMA(100)
>  hda: hda1 hda2 < hda5 hda6 hda7 >
> hdb: max request size: 1024KiB
> hdb: 78165360 sectors (40020 MB) w/2048KiB Cache, CHS=16383/255/63, UDMA(100)
>  hdb: hdb2 < hdb5 hdb6 hdb7 >
> hdc: ATAPI 48X DVD-ROM drive, 512kB Cache, UDMA(33)
> Uniform CD-ROM driver Revision: 3.20
> hdd: status error: status=0x59 { DriveReady SeekComplete DataRequest Error }
> hdd: status error: error=0x20LastFailedSense 0x02
> hdd: drive not ready for command
> hdd: status error: status=0x58 { DriveReady SeekComplete DataRequest }
> hdd: status error: error=0x00
> ..etc
> 
> I'll try that other patch when I get a chance later today.

(which didn't make a difference, oddly. it's about the only thing
changed at module load time).

Con, please try with this debug patch.

===== drivers/ide/ide-cd.c 1.83 vs edited =====
--- 1.83/drivers/ide/ide-cd.c	2004-05-29 19:04:42 +02:00
+++ edited/drivers/ide/ide-cd.c	2004-06-07 09:23:41 +02:00
@@ -1548,9 +1548,14 @@
 
 	/* Start of retry loop. */
 	do {
-		int error;
+		int error, i;
 		unsigned long time = jiffies;
 		rq->flags = flags;
+
+		printk("ide-cd: queueing cdb: ");
+		for (i = 0; i < 12; i++)
+			printk("%02x ", rq->cmd[i]);
+		printk("\n");
 
 		error = ide_do_drive_cmd(drive, rq, ide_wait);
 		time = jiffies - time;

-- 
Jens Axboe

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