Re: the Linux kernel, testsuites, and maybe *you*

["Mike Frysinger" <vapier.adi@gmail.com>]

On 9/4/07, Mike Frysinger <vapier.adi@gmail.com> wrote:
> On 9/2/07, Andi Kleen <andi@firstfloor.org> wrote:
> > On Sun, Sep 02, 2007 at 11:15:23AM -0400, Mike Frysinger wrote:
> > > there is still the ABI issue ... code written in kernel space in pure
> > > asm cannot always be compiled in userspace and work properly/the same
> >
> > Is that a blackfin weirdness?
>
> yes, Blackfin is weird in this respect due to being a no-mmu and
> wanting ELF, but i was being sufficiently general to bolster my claims
> and to leave the door open for any other port out there i'm not
> familiar with and any port that comes along

actually, there was another case i was thinking of ... it isnt
uncommon for architectures to use compiler flags which affect the ABI
and thus make userland not a 1-to-1 test example for the kernel ...
consider the regparam stuff we use on i386
-mike