Re: [PATCH] perf tests: Fix lib path detection for non-x86 architectures

[Namhyung Kim <namhyung@kernel.org>]

On Mon, Jul 21, 2025 at 11:10:18AM +0530, Suchit K wrote:
> >
> > A dummy question: Does all other architectures have lib64 vs lib
> > separation?
> >
> 
> I had assumed there would always be symlinks, but thanks for pointing
> that out. After your question, I checked various architectures like
> x86, ARM, SPARC, s390x, etc and only x86 had both lib and lib64 (with
> symlinks). On the others, even for 64-bit systems, only a lib
> directory existed. I also realized this behavior seems to depend on
> the distro. For example, multiarch distros like Debian use separate
> directories for lib32 and lib64, and a lib symlink pointing to
> /usr/lib. On the other hand, Arch Linux has both lib and lib64 as
> symlinks to /usr/lib. Would it be reasonable if we create a symlink
> named lib64 for non-x86 architectures? I'd appreciate your thoughts on
> this. Thanks!

I'd be intrusive if we create a new symlink.  Probably we need to check
if there's lib64 directory first and use it for 64 bit build.  But I
feel like this needs more testing.

Can you share what's the problem exactly?

Thanks,
Namhyung