Re: [2.6.7-rc1-mm1] cant mount reiserfs using -o barrier=flush

Jens Axboe
2004-05-28T12:22:21Z

On Fri, May 28 2004, Gunther Persoons wrote:
> Hey,
>
> <>Following warnings only come when i mount with the option
> barrier=flush, i have never seen them before.
> hda: drive_cmd: status=0x51 { DriveReady SeekComplete Error }
> hda: drive_cmd: error=0x04 { DriveStatusError }
>
> Also this line clearly states that barrier doesn't work on my harddrive
> although it's and IDE drive.
> hda: barrier support doesn't work.

error=0x04 is an aborted command, meaning it's not supported. So
ide-disk dumps that message to the log (barrier support doesn't work)
and turns it off. This is expected behaviour if your drive doesn't
support cache flushing.

--
Jens Axboe