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Em 18/08/2011 23:27, Mark Knecht <markknecht@×××××.com> escreveu: |
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> On Thu, Aug 18, 2011 at 11:59 AM, frares@×××××.com> wrote: |
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> > Hi, guys |
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> > |
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> > It is a shame, I know, but after several years using Gentoo, it is the |
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> first |
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> > time I try to build a kernel without "genkernel". |
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> > |
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> > And now I can't boot to that new kernel, it does not find (and really |
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> do not |
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> > have a) /dev/sda* root partition ("real-root"); during the boot it |
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> stops, |
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> > complaining about that, gives me the option to get a shell, from which |
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> I am |
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> > able to see that there is no /dev/sda* . |
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> > |
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> > I have included everything SATA, so it looks like that is not a kernel |
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> > problem, but a initramfs issue, I guess. |
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> > |
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> > What am I missing? |
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> > |
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> > Thanks a lot |
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> > Francisco |
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> > |
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> > PS: my boot partition is sda2, sda3 is a swap partition, and everything |
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> > else is in sda4. sda1 is not used (up to now) and this is my grub.conf : |
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> > |
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> > title Gentoo Linux 2.6.39-gentoo-r3 |
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> > root (hd0,1) |
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> > kernel /boot/kernel-genkernel-x86_64-2.6.39-gentoo-r3 ro root=/dev/ram0 |
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> > init=/linuxrc real_root=/dev/sda4 vga=0x318 video=uvesafb:1024x768-32 |
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> > nodevfs udev devfs=nomount quiet CONSOLE=/dev/tty1 |
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> > initrd /boot/initramfs-genkernel-x86_64-2.6.39-gentoo-r3 |
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|
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> Maybe I'm missing the obvious here but have you taken a copy of |
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> whatever config file was used/generated by genkernel and used that as |
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> a jumping off point for building your own kernel. kernel's a kernel's |
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> a kernel. What it is capable of doing is in the .config file. If |
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> genkernel doesn't give you a .config file - I've never used genkernel |
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> so I don't know what it does - then assuming you have the feature |
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> turned on you can get the running config using zcat /proc/config.gz. |
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> Save that to a new .config file, put it in the kernel source directory |
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> and you should be good to go. |
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|
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> You can also use zcat /proc/config.gz on the install CD kernel if yuo |
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> boot from that. Save it to a disk and use it as the basis for creating |
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> your own config. |
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|
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> HTH, |
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> Mark |
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That's what I am doing right now. I am using genkernel to have something to |
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boot on. Then I will try to find a way to optimize another one. |
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|
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Thanks |
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Francisco |