lkml.org 
[lkml]   [2002]   [Sep]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: aic7xxx sets CDR offline, how to reset?
Doug Ledford writes:

> took the device off line. So, in short, the mid layer isn't waiting long
> enough, or when it gets sense indicated not ready it needs to implement a
> waiting queue with a timeout to try rekicking things a few times and don't
> actually mark the device off line until a longer period of time has
> elasped without the device coming back.

There is a kernel config CONFIG_AIC7XXX_RESET_DELAY_MS (default 15s).
Would increasing it help?

> As for getting it to be not off line without rebooting, just do a this:
>
> echo "scsi-remove-single-device 0 0 6 0" > /proc/scsi/scsi
> echo "scsi-add-single-device 0 0 6 0" > /proc/scsi/scsi
>
> That'll remove the device and then rescan it. Assuming it's had enough
> time to complete the reset by the time you do this and it's once again
> ready to accept commands, this should get your CD back working.

This works fine, thanks a lot.

-Igor Mozetic
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:28    [W:0.065 / U:3.656 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site