lkml.org 
[lkml]   [2022]   [Jul]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: mainline build failure of powerpc allmodconfig for prom_init_check
On Mon, Jul 18, 2022 at 01:52:38PM +1000, Michael Ellerman wrote:
> Segher Boessenkool <segher@kernel.crashing.org> writes:
> > Can't we simply have a small simple implementation of these functions in
> > arch/powerpc/boot/? This stuff is not performance-critical, and this is
> > not the first time we hit these problems.
>
> prom_init.c isn't in arch/powerpc/boot :)

Ah duh :-)

> It's linked into the kernel proper, but we want it to behave like a
> pre-boot environment (because not all boot paths run it) which is why we
> restrict what symbols it can call.
>
> We could have a prom_memset() etc. but we'd need to do some tricks to
> rewrite references to memset() to prom_memset() before linking.

You can do it in its linker script?


Segher

\
 
 \ /
  Last update: 2022-07-18 17:05    [W:0.030 / U:0.292 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site