[lfs-dev] Bump Linux Kernel Requirement

David Jensen djensenlin at windstream.net
Sat Jul 6 14:26:58 PDT 2013


On Sat, 06 Jul 2013 15:22:01 -0500
Bruce Dubbs <bruce.dubbs at gmail.com> wrote:

> Armin K. wrote:
> > On 07/06/2013 09:53 PM, Bruce Dubbs wrote:
> >> Armin K. wrote:
> >>> We probably missed this one:
> >>>
> >>> https://git.kernel.org/cgit/linux/hotplug/udev.git/plain/README
> >>>
> >>> Requirements:
> >>>     - Version 2.6.34 of the Linux kernel with sysfs, procfs,
> >>> signalfd, inotify, unix domain sockets, networking and hotplug
> >>> enabled
> >>
> >> These all seem reasonable.
> >>
> >>> I suggest we build everything for 2.6.32 kernel from now on
> >>> (glibc's --enable-kernel switch). Why 2.6.32? Well, It appears no
> >>> distro yet builds with anything higher than that.
> >>
> >> Setting --enable-kernel='' in glibc only specifies what
> >> compatibility to include in the glibc libraries.  I have no
> >> problems with adjusting it, but think that 2.6.34 would be
> >> better.  The only reason to not have --enable-kernel=current is to
> >> allow users to boot an LFS system with an older kernel.  There
> >> appears to be a udev requirement for 2.6.34, so it would make
> >> sense to me that the --enable-kernel value should be the newer of
> >> the distros kernels and udev.  Since udev needs 2.6.34, then the
> >> user shouldn't try to use the LFS system with a kernel older than
> >> that.
> >>
> >
> > Sure, do what you think is okay. I was thinking about the
> >
> > " --enable-kernel=2.6.25
> 
> OK, I'll change it to 2.6.34
> 

Wouldn't be prudent in chapter 5 to set it to the running kernel, so
there is less probability of a glitch in chroot.  Chapter 6 may be OK.

---
Dave 



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