"ide=reverse" do we still need this?

2008-02-12 Thread Greg KH
Hi, I'm reworking the pci device list logic (we currently keep all PCI devices in 2 lists, which isn't the nicest, we should be able to get away with only 1 list.) The only bother I've found so far is the pci_get_device_reverse() function, it's used in 2 places, IDE and the calgary driver. I'm c

Re: "ide=reverse" do we still need this?

2008-02-12 Thread Ken Moffat
On Tue, Feb 12, 2008 at 04:15:07PM -0800, Greg KH wrote: > > I'm curious if we really still support the ide=reverse option? It's a > config option that I don't think the distros still enable (SuSE does > not). Is this still needed these days? > My "server" has a consumer-grade desktop amd64 mo

Re: "ide=reverse" do we still need this?

2008-02-12 Thread Rene Herman
On 13-02-08 01:15, Greg KH wrote: I'm reworking the pci device list logic (we currently keep all PCI devices in 2 lists, which isn't the nicest, we should be able to get away with only 1 list.) The only bother I've found so far is the pci_get_device_reverse() function, it's used in 2 places, ID

Re: "ide=reverse" do we still need this?

2008-02-12 Thread Greg KH
On Wed, Feb 13, 2008 at 02:41:07AM +0100, Rene Herman wrote: > On 13-02-08 01:15, Greg KH wrote: > >> I'm reworking the pci device list logic (we currently keep all PCI >> devices in 2 lists, which isn't the nicest, we should be able to get >> away with only 1 list.) >> The only bother I've found s

Re: "ide=reverse" do we still need this?

2008-02-12 Thread Greg KH
On Wed, Feb 13, 2008 at 02:43:29AM +, Ken Moffat wrote: > On Tue, Feb 12, 2008 at 04:15:07PM -0800, Greg KH wrote: > > > > I'm curious if we really still support the ide=reverse option? It's a > > config option that I don't think the distros still enable (SuSE does > > not). Is this still ne

Re: "ide=reverse" do we still need this?

2008-02-13 Thread Rene Herman
On 13-02-08 05:44, Greg KH wrote: While details escape me somewhat again at the monment, a few months ago I was playing around with a PCI Promise IDE controller and needed ide=reverse to save me from having to switch disks around to still have a bootable system. Or some such. Not too clear anym

Re: "ide=reverse" do we still need this?

2008-02-13 Thread Michael Ellerman
On Wed, 2008-02-13 at 13:06 +0100, Rene Herman wrote: > On 13-02-08 05:44, Greg KH wrote: > > >> While details escape me somewhat again at the monment, a few months ago > >> I was playing around with a PCI Promise IDE controller and needed > >> ide=reverse to save me from having to switch disks ar

Re: "ide=reverse" do we still need this?

2008-02-13 Thread Rene Herman
On 13-02-08 13:16, Michael Ellerman wrote: On Wed, 2008-02-13 at 13:06 +0100, Rene Herman wrote: On 13-02-08 05:44, Greg KH wrote: While details escape me somewhat again at the monment, a few months ago I was playing around with a PCI Promise IDE controller and needed ide=reverse to save me f

Re: "ide=reverse" do we still need this?

2008-02-13 Thread Rene Herman
On 13-02-08 13:06, Rene Herman wrote: On 13-02-08 05:44, Greg KH wrote: While details escape me somewhat again at the monment, a few months ago I was playing around with a PCI Promise IDE controller and needed ide=reverse to save me from having to switch disks around to still have a bootable sy

Re: "ide=reverse" do we still need this?

2008-02-13 Thread Ken Moffat
On Tue, Feb 12, 2008 at 08:43:04PM -0800, Greg KH wrote: > > Can't you just boot with /dev/disk/by-id/ and an initramfs to not have > to worry about such a thing in the future? > Can comebody remind me what the initramfs is for in that situation, please ? From the little I've noticed, I thought

Re: "ide=reverse" do we still need this?

2008-02-13 Thread Michael Ellerman
On Wed, 2008-02-13 at 13:46 +0100, Rene Herman wrote: > On 13-02-08 13:16, Michael Ellerman wrote: > > > On Wed, 2008-02-13 at 13:06 +0100, Rene Herman wrote: > >> On 13-02-08 05:44, Greg KH wrote: > >> > While details escape me somewhat again at the monment, a few months ago > I was pla

Re: "ide=reverse" do we still need this?

2008-02-14 Thread Bill Davidsen
Greg KH wrote: On Wed, Feb 13, 2008 at 02:41:07AM +0100, Rene Herman wrote: On 13-02-08 01:15, Greg KH wrote: I'm reworking the pci device list logic (we currently keep all PCI devices in 2 lists, which isn't the nicest, we should be able to get away with only 1 list.) The only bother I've fou

Re: "ide=reverse" do we still need this?

2008-02-15 Thread Matthew Wilcox
On Thu, Feb 14, 2008 at 12:16:42PM -0500, Bill Davidsen wrote: > There are any number of things you can do when the system is booted, but > the only thing you can do when the system won't boot is use kernel boot > options. Greg's not removing your option to boot the system using an old kernel to

Re: "ide=reverse" do we still need this?

2008-02-19 Thread Ken Moffat
On Wed, Feb 13, 2008 at 03:32:49PM +, Ken Moffat wrote: > On Tue, Feb 12, 2008 at 08:43:04PM -0800, Greg KH wrote: > > > > Can't you just boot with /dev/disk/by-id/ and an initramfs to not have > > to worry about such a thing in the future? > > Initramfs isn't something I've ever tried, so

Re: [discuss] "ide=reverse" do we still need this?

2008-02-13 Thread Dirk GOUDERS
Hi, > I'm reworking the pci device list logic (we currently keep all PCI > devices in 2 lists, which isn't the nicest, we should be able to get > away with only 1 list.) > > The only bother I've found so far is the pci_get_device_reverse() > function, it's used in 2 places, IDE and the calgary dr

Re: [discuss] "ide=reverse" do we still need this?

2008-02-13 Thread Greg KH
On Wed, Feb 13, 2008 at 08:54:55AM +0100, Dirk GOUDERS wrote: > Hi, > > > I'm reworking the pci device list logic (we currently keep all PCI > > devices in 2 lists, which isn't the nicest, we should be able to get > > away with only 1 list.) > > > > The only bother I've found so far is the pci_ge

Re: [discuss] "ide=reverse" do we still need this?

2008-02-13 Thread Dirk GOUDERS
> Hm, so, to summarize: > - you needed this option many years ago to get a box to work properly > - you don't need this today I would summarize: - ide=reverse solved certain problems and I am not sure if there are users who still need this option > So, if the option went away, you

Re: [discuss] "ide=reverse" do we still need this?

2008-02-13 Thread Dirk GOUDERS
> Hm, so, to summarize: > - you needed this option many years ago to get a box to work properly > - you don't need this today > > So, if the option went away, you would not be inconvenienced? After having reanimated the old system and after comments of other persons I would not be inconvenie

Re: [discuss] "ide=reverse" do we still need this?

2008-02-13 Thread Greg KH
On Wed, Feb 13, 2008 at 09:00:15PM +0100, Dirk GOUDERS wrote: > > > Hm, so, to summarize: > > - you needed this option many years ago to get a box to work properly > > - you don't need this today > > > > So, if the option went away, you would not be inconvenienced? > > After having reanimate