Re: older kernels + new glibc?

From: Arjan van de Ven
Date: Mon Mar 29 2004 - 16:30:49 EST

On Mon, Mar 29, 2004 at 01:26:00PM -0800, Lev Lvovsky wrote:
> On Mar 29, 2004, at 1:22 PM, Arjan van de Ven wrote:
> >On Mon, 2004-03-29 at 23:09, Lev Lvovsky wrote:
> >>We have the source of the drivers, but they are specific to the 2.2.x
> >>kernels. I am not a kernel hacker, and this would be way beyond my
> >>area of expertise.
> >>
> >>And sadly, this doesn't answer the initial question.
> >
> >then to answer your question; at compile time you tell glibc what
> >minimum kernel version it can assume, and based on that glibc will
> >enable/disable certain features. So it depends on what your distro
> >supplied there if it'll work or not. if you tell glibc that at minimum
> >you do 2.4.1 for example, then no a 2.2 kernel won't work. I think most
> >distros do this (or an even later version) since a few years now.
> perfect - where does this variable get set? sorry for what now seems
> like OT glibc stuff.

it's passed to glibc ./configure at build time; if you have an rpm based
distro you'll see it in the specfile of the src.rpm

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