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

[Jens Axboe <axboe@suse.de>]

On Sun, Jun 06 2004, Con Kolivas wrote:
> Well since 2.6.3 I think I've been getting the record number of 
> 
> hdd: status error: status=0x58 { DriveReady SeekComplete DataRequest }
> hdd: status error: error=0x00
> hdd: drive not ready for command
> hdd: ATAPI reset complete
> 
> errors from my cdrw on hdd; and it's only one drive's worth.
> 
> 
> dmesg -s 32768 | grep DataRequest | wc -l
> 88
> 
> Note the -s 32768 is because my dmesg is so long due to the massive
> number of seekcomplete errors :-)
> 
> Since the cdrw works fine after re-enabling dma I never really
> bothered to do anything about it, but I'm just curious if anyone has a
> higher record ;-)

Interesting, and 2.6.2 works flawlessly? The only change in 2.6.3 wrt
ide-cd is the addition of the != 2kB sector size support from Pascal
Schmidt. A quick guess would be that blocklen isn't set, does this
change anything for you?

===== 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	2004-06-06 11:27:51 +02:00
@@ -2205,6 +2205,8 @@
 		*capacity = 1 + be32_to_cpu(capbuf.lba);
 		*sectors_per_frame =
 			be32_to_cpu(capbuf.blocklen) >> SECTOR_BITS;
+		if (*sectors_per_frame == 0)
+			*sectors_per_frame = SECTORS_PER_FRAME;
 	}
 
 	return stat;

-- 
Jens Axboe