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SubjectRe: Relocation (type 4) overflow on alpha for big module
On Mon, Oct 15, 2018 at 07:41:48AM +1300, Michael Cree wrote:
> On Sun, Oct 14, 2018 at 12:33:06PM -0500, Bob Tracy wrote:
> > On Sun, Oct 14, 2018 at 10:07:13AM +0300, Meelis Roos wrote:
> > > I decided to try btrfs on one of my alphas and got a surprise - btrfs module does not load:
> >
> > Confirmed on a PWS 433au running 4.19.0-rc6 with latest "sid" toolchain.
>
> Known and long-standing problem in the Alpha kernel module loader.
> Requires extra code implmented to support loading such large modules
> which no one has done. Workaround is to build the kernel with such
> modules (e.g. radeon, btrfs) in-built.

ACK on the workaround. Never noticed the problem with, per your
example, the radeon driver because I seldom build a driver as a
module for a piece of hardware (or filesystem type) that's present
at boot and won't be removed.

--Bob

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