Re: 2.6.24-rc8-mm1

[Andrew Morton <akpm@linux-foundation.org>]

On Thu, 17 Jan 2008 18:16:22 +0530 Balbir Singh <balbir@linux.vnet.ibm.com> wrote:

> * Andrew Morton <akpm@linux-foundation.org> [2008-01-17 02:35:14]:
> 
> > 
> > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.24-rc8/2.6.24-rc8-mm1/
> > 
> > - selinux is busted on one of my two selinux-enabled test machines.
> > 
> > - suspend-to-ram and suspend-to-disk are totally hosed on one of my test
> >   machines.  I guess I get to bisect this.
> > 
> > - git-nfsd is dropped due to conflicts with git-nfs
> > 
> > - git-newsetup is dropped due to conflicts with git-x86 (I think)
> > 
> > - git-perfmon is dropped due to conflicts with git-x86 (I think)
> > 
> > - git-kgdb is dropped due to conflicts with git-damn-near-everything
> > 
> > - git-block is dropped due to conflicts with the IDE tree
> > 
> > - kvm probably doesn't work properly because I couldn't be bothered fixing
> >   the conflicts between git-kvm and the driver tree
> > 
> > - the volume of rejects and build errors which are caused by subsystem
> >   maintainers fiddling with other people's stuff is quite out of control. 
> >   Something needs to happen here.
> 
> Hi, Andrew,
> 
> May be it was one of the conflicts, but my system fails to get
> ethernet working with this version. I see
> 
> e100: Intel(R) PRO/100 Network Driver, 3. 5.23-k4-NAPI
> e100: Copyright(c) 1999-2006 Intel Corporation
> ACPI: PCI Interrupt 0000:04:08.0[A] -> GSI 20 (level, low) -> IRQ 20
> modprobe:2584 conflicting cache attribute 50000000-50001000
> uncached<->default
> e100: 0000:04:08.0: e100_probe: Cannot map device registers, aborting.
> ACPI: PCI interrupt for device 0000:04:08.0 disabled
> e100: probe of 0000:04:08.0 failed with error -12
> 
> Other interesting boot information
> 
> Using ACPI (MADT) for SMP configuration information
> PM: Registered nosave memory: 000000000008f000 - 00000000000a0000
> PM: Registered nosave memory: 00000000000a0000 - 00000000000e0000
> PM: Registered nosave memory: 00000000000e0000 - 0000000000100000
> PM: Registered nosave memory: 000000003e5d1000 - 000000003e6e5000
> PM: Registered nosave memory: 000000003f574000 - 000000003f57c000
> PM: Registered nosave memory: 000000003f62d000 - 000000003f631000
> PM: Registered nosave memory: 000000003f6a7000 - 000000003f6e9000
> PM: Registered nosave memory: 000000003f6ed000 - 000000003f6ff000
> Allocating PCI resources starting at 50000000 (gap: 40000000:bff80000)
> 
>  PCI: Bridge: 0000:00:1c.0
>    IO window: disabled.
>    MEM window:
> 0x50300000-0x503fffff
>    PREFETCH window: disabled.
>  PCI: Bridge: 0000:00:1c.2
>    IO window: disabled.
>    MEM window:
> 0x50400000-0x504fffff
>    PREFETCH window: disabled.
>  PCI: Bridge: 0000:00:1c.3
>    IO window: disabled.
>    MEM window:
> 0x50500000-0x505fffff
>    PREFETCH window: disabled.
>  PCI: Bridge: 0000:00:1e.0
>    IO window: 1000-1fff
>    MEM window:
> 0x50000000-0x500fffff
>    PREFETCH window: disabled.
> 
> I am yet to get down to the root cause, thought I'd report it first to
> the x86 and ACPI list to see if someone has seen the problem before.
> 

It appears that the new PAT code didn't like e100's pci_iomap().  Venki, can you
take a look please?