Re: PATA-disk named sda

2007-07-07 Thread Rene Herman
On 07/06/2007 02:30 PM, Christoph Pleger wrote: And what about hdparm (setting 32bit I/O and multi-sector mode)? Suren wrote that 32bit I/O makes no sense when using DMA. Maybe that's right, but it does not correspond with my experiences. At least, I have the "feeling" that my IDE disks work m

Re: PATA-disk named sda

2007-07-07 Thread Jan Engelhardt
On Jul 6 2007 13:55, Mark Lord wrote: > Christoph Pleger wrote: >> Hello, >> >> > In recent kernels both PATA and SATA (SCSI too) drives are handled by >> > libata library. It calls all the drives sd* . >> >> If so, what about the use of hdparm then? I could not change parameters >> like DMA,

Re: PATA-disk named sda

2007-07-06 Thread Bartlomiej Zolnierkiewicz
On Friday 06 July 2007, Mark Lord wrote: > Robert Hancock wrote: > >.. > > Currently the DMA, multi-sector mode, etc. are not controllable with > > hdparm with libata. libata is designed to use the fastest settings > > possible by default. In a lot of cases this messing with hdparm was only > >

Re: PATA-disk named sda

2007-07-06 Thread Mark Lord
Robert Hancock wrote: .. Currently the DMA, multi-sector mode, etc. are not controllable with hdparm with libata. libata is designed to use the fastest settings possible by default. In a lot of cases this messing with hdparm was only needed because of stupidity with the old IDE code (like DMA

Re: PATA-disk named sda

2007-07-06 Thread Mark Lord
Christoph Pleger wrote: Hello, In recent kernels both PATA and SATA (SCSI too) drives are handled by libata library. It calls all the drives sd* . If so, what about the use of hdparm then? I could not change parameters like DMA, MultSectIO and 32-Bit support with hdparm. sdparm also did not

Re: PATA-disk named sda

2007-07-06 Thread Bartlomiej Zolnierkiewicz
Hi, On Friday 06 July 2007, Robert Hancock wrote: > Christoph Pleger wrote: > > Hello, > > > >>> In the newest Ubuntu Release, my PATA-disk is called sda instead of > >>> hda. Is that a general feature in newer kernel versions or is it a > >>> special feature in Ubuntu? > >> General. SATA and no

Re: PATA-disk named sda

2007-07-06 Thread Alan Cox
> So, the name of the drive can depend on something which happens in the > ramdisk environment. Does anybody know what that is? And is there a > kernel command line parameter which restores the old behaviour? Old IDE -> /dev/hd* LibATA -> /dev/sd* so if you build both sets of modules it depends w

Re: PATA-disk named sda

2007-07-06 Thread Robert Hancock
Christoph Pleger wrote: Hello, In the newest Ubuntu Release, my PATA-disk is called sda instead of hda. Is that a general feature in newer kernel versions or is it a special feature in Ubuntu? General. SATA and now PATA drives map onto the /dev/sd range as do SCSI, USB etc It seems to be not

Re: PATA-disk named sda

2007-07-06 Thread Gabriel C
Christoph Pleger wrote: Hello, Hi, In the newest Ubuntu Release, my PATA-disk is called sda instead of hda. Is that a general feature in newer kernel versions or is it a special feature in Ubuntu? General. SATA and now PATA drives map onto the /dev/sd range as do SCSI, USB etc

Re: PATA-disk named sda

2007-07-06 Thread Christoph Pleger
Hello, > > In the newest Ubuntu Release, my PATA-disk is called sda instead of > > hda. Is that a general feature in newer kernel versions or is it a > > special feature in Ubuntu? > > General. SATA and now PATA drives map onto the /dev/sd range as do > SCSI, USB etc It seems to be not that simp

Re: PATA-disk named sda

2007-07-06 Thread Uwe Kiewel
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Christoph Pleger schrieb: > Hello, > > In the newest Ubuntu Release, my PATA-disk is called sda instead of hda. > Is that a general feature in newer kernel versions or is it a special > feature in Ubuntu? IIRC it is relatet to a new libata2 library.

Re: PATA-disk named sda

2007-07-06 Thread Alan Cox
On Fri, 6 Jul 2007 10:21:32 +0200 Christoph Pleger <[EMAIL PROTECTED]> wrote: > Hello, > > In the newest Ubuntu Release, my PATA-disk is called sda instead of hda. > Is that a general feature in newer kernel versions or is it a special > feature in Ubuntu? General. SATA and now PATA drives map o

Re: PATA-disk named sda

2007-07-06 Thread Suren Karapetyan
On Friday 06 July 2007 14:36:18 Christoph Pleger wrote: > Hello, > > > In recent kernels both PATA and SATA (SCSI too) drives are handled by > > libata library. It calls all the drives sd* . > > If so, what about the use of hdparm then? I could not change parameters > like DMA, MultSectIO and 32-B

Re: PATA-disk named sda

2007-07-06 Thread Alejandro Riveira Fernández
El Fri, 6 Jul 2007 10:21:32 +0200 Christoph Pleger <[EMAIL PROTECTED]> escribió: > Hello, > > In the newest Ubuntu Release, my PATA-disk is called sda instead of hda. > Is that a general feature in newer kernel versions or is it a special > feature in Ubuntu? You can get information here https:

Re: PATA-disk named sda

2007-07-06 Thread Christoph Pleger
Hello, > In recent kernels both PATA and SATA (SCSI too) drives are handled by > libata library. It calls all the drives sd* . If so, what about the use of hdparm then? I could not change parameters like DMA, MultSectIO and 32-Bit support with hdparm. sdparm also did not do that work. Regards

Re: PATA-disk named sda

2007-07-06 Thread Suren Karapetyan
On Friday 06 July 2007 13:21:32 Christoph Pleger wrote: > Hello, > > In the newest Ubuntu Release, my PATA-disk is called sda instead of hda. > Is that a general feature in newer kernel versions or is it a special > feature in Ubuntu? > > Regards > Christoph > - > To unsubscribe from this list: s

PATA-disk named sda

2007-07-06 Thread Christoph Pleger
Hello, In the newest Ubuntu Release, my PATA-disk is called sda instead of hda. Is that a general feature in newer kernel versions or is it a special feature in Ubuntu? Regards Christoph - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAI