Re: Request for help to identify some bugs (part two)

2005-10-25 Thread Benjamin Herrenschmidt
> Hi Benjamin, > > Why do you suggest me to open a bug on the kernel's bugzilla? Is that because > of the 'hdc: tray open' message in the log (although I have a slot drive)? > > Is it possible that this message comes from kded? as for exemple with Gnome > there's no problem to read a cdrom and

Re: Request for help to identify some bugs (part two)

2005-10-25 Thread Yannick Roehlly
Le Lundi 24 Octobre 2005 00:43, Benjamin Herrenschmidt a écrit : > > The problem occurs at the moment I insert a CD in the slot drive. In some > > rare cases, there's no problem and when it's a blank cd-rw it's ok. Maybe > > kded tries to access to the cdrom to fast? > > Possibly. It looks like a m

Re: Request for help to identify some bugs (part two)

2005-10-23 Thread Benjamin Herrenschmidt
On Sun, 2005-10-23 at 11:10 +0200, Yannick Roehlly wrote: > > Hrm... This is a slot loading CD ? I don't know what KDE is trying to do > > there. Do you actually have a media in hte drive when that happen ? > > The problem occurs at the moment I insert a CD in the slot drive. In some > rare cases

Re: Request for help to identify some bugs (part two)

2005-10-23 Thread Yannick Roehlly
Hi Ben, Benjamin Herrenschmidt wrote: > How do you set it to u/dma2 and remind me the exact machine model It tryed to set the combo drive to udma2 both with "hdparm -q -d1 -X udma2 /dev/hdc" and with "command_line {hdparm -q -d1 -X udma2 /dev/hdc}" in /etc/hdparm.conf (if I use transfert_mode, h

Re: Request for help to identify some bugs (part two)

2005-10-22 Thread Benjamin Herrenschmidt
On Sun, 2005-10-23 at 09:59 +1000, Dean Hamstead wrote: > >>In fact, setting it to udma2 makes it no longer work, does the kernel is > >>"aware" of this limitation and sets mdma2 as a consequence? > > > > > > How do you set it to u/dma2 and remind me the exact machine model > > cdroms dont suppo

Re: Request for help to identify some bugs (part two)

2005-10-22 Thread Dean Hamstead
In fact, setting it to udma2 makes it no longer work, does the kernel is "aware" of this limitation and sets mdma2 as a consequence? How do you set it to u/dma2 and remind me the exact machine model cdroms dont support dma?? i thought they were pio only with every cdrom on any arch when ives

Re: Request for help to identify some bugs (part two)

2005-10-22 Thread Benjamin Herrenschmidt
On Sat, 2005-10-22 at 13:53 +0200, Yannick Roehlly wrote: > What's the "appropriate" setting? > > "hdparm -I /dev/hdc" tells me that the cdrom can cope with up to udma2: Yes, but the bus it's connected to may not, also some CD-ROM drives do lie about their capabilities. > /dev/hdc: > > ATAPI

Re: Request for help to identify some bugs (part two)

2005-10-22 Thread Yannick Roehlly
Benjamin Herrenschmidt wrote: > The kernel should set the DMA speed of the CD to whatever is appropriate > for the drive. If you have problem and slowing it _down_ helps, then > it's indeed something interesting worth noting. If you are on the > contrary pushing it up, then I can't guarantee anyth

Re: Request for help to identify some bugs (part two)

2005-10-21 Thread Benjamin Herrenschmidt
On Fri, 2005-10-21 at 22:39 +0200, Yannick Roehlly wrote: > Good evening again, > > As I already wrote on this list [1], I have a problem with KDE 3.4.2 on my > ibook. When I insert a cdrom, kded (in fact the "media watcher" part of > kded) starts eating all the cpu and I have to eject the cd usin