[Buildroot] [PATCH 1/1] package/strace: disable mpers support

Yann E. MORIN yann.morin.1998 at free.fr
Tue Sep 8 07:36:01 UTC 2020


Thomas, All,

On 2020-09-08 08:54 +0200, Thomas Petazzoni spake thusly:
> On Tue, 8 Sep 2020 00:56:55 +0200
> "Yann E. MORIN" <yann.morin.1998 at free.fr> wrote:
[--SNIP--]
> > However, some systems may very well run a 64-bit kernel with a 32-bit
> > userland. In that case, strace should be able to interpret the syscalls
> > made by the process and the replies sent by the kernel, and those are
> > done in the bitness of the process, not of the kernel.
> > 
> > So, we always want an strace that is of the same bitness as the
> > userland. And so I indeed think we do not need this ill-named
> > multi-personality support of strace.
> > 
> > Note that some people may however run such multi-bitness systems. But in
> > that case, they had to build two userlands, a 32-bit one and a 64-bit
> > one, and somehow aggregate the two after the fact. In that case, they
> > would bear the responsibility to carry an strace for each bitness.
> 
> So, is this an Acked-by for this patch ? :-)

It would, but I'd still like to have some feedback from Baruch, who had
initial added of the mpers option, so may have further explanations to
provide.

Regards,
Yann E. MORIN.

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