Kay Diederichs wrote: > Karanbir Singh wrote: >> hi Kay, >> >> Kay Diederichs wrote: >>>> Ditto, except I would like to flag the following error that came up at >>>> installation: >>>> >>>> Running Transaction >>>> Installing: kernel ######################### >>>> [1/1] >>>> WARNING: >>>> /lib/modules/2.6.9-42.28.EL.c4test/kernel/arch/i386/kernel/cpu/cpufreq/powernow-k8.ko >>>> needs unknown symbol cpu_online_map >>>> >>> >>> I get the same message during installation. But this kernel solves >>> problems with our new hardware (Fujitsu-Siemens Amilo notebook with >>> SATA ICH7 Intel Dualcore), that with the 2.6.9.-42.0.3 kernel >>> requires "acpi=off irqpoll" (and is still unstable with these options). >>> >> errr.. dont use it on a production machine, it might be a long time >> before it shows up in the released tree... > > The 2.6.9-42.28.EL.c4test kernel is the only way to use Centos 4.4 on > this hardware. SuSe 10.x with x > 0 also appears to work. > >> >> Also, you got an Athlon powernow-k8 message on the CoreDuo laptop ?? >> Can you please provide the output from /proc/cpuinfo and dmesg please >> ( attach it at a bug report at http://bugs.centos.org/ and let us know >> the bug no please ) >> >> - KB >> > > Karanbir, > > the powernow-k8 module is irrelevant for this hardware (Genuine Intel(R) > CPU T2400 @ 1.83GHz) . > > However, I now tried the 2.6.9-42.28.EL.c4test kernel on a Mac Pro > (which works very well with 2.6.18, except for a non-functional optical > drive). It hangs during booting at "Probing PCI bus", after identifying > the CPUs; with or without acpi=off. Of course the 2.6.9-42.0.3 also does > not work with this hardware, but I was encouraged by the success with > the notebook. > > I also tried on a Dell Precision 670. Here the kernel hangs after > "Uncompressing Linux" before starting "Redhat nash". This is unexpected > because all CentOS kernels so far worked on this hardware. > > On the latter two platforms I get during installation > Failed to mmap > /usr/src/kernels/2.6.9-42.28.EL.c4test-smp-i686/./drivers/net/wireless/ipw2100/Makefile > > > Failed to mmap ./drivers/net/wireless/ipw2100/Makefile > > Failed to mmap > /usr/src/kernels/2.6.9-42.28.EL.c4test-smp-i686/./drivers/net/wireless/ipw2200/Makefile > > > Failed to mmap ./drivers/net/wireless/ipw2200/Makefile > > Failed to mmap > /usr/src/kernels/2.6.9-42.28.EL.c4test-smp-i686/./include/config/MARKER > > > Will file a bug as you suggested. > > Kay embarrassing to reply to one's own posting ... the lack of success on the Mac Pro and the Dell Precision was "pilot error" - I installed the i386 kernel on x86_64 machines ! After fixing this, I find that the new kernel works well on the Dell. I didn't have time to test the Mac Pro, but the boot messages looked ok on a quick check. So - no reason for bug reports. Kay