Re: [PATCH v3] lib: stackdepot: Add support to configure STACK_HASH_SIZE

From: Alexander Potapenko
Date: Wed Dec 23 2020 - 09:41:49 EST


>
> Michan, We would still need config option so that we can reduce the
> memory consumption on low ram devices using config.
>
> Alex, On this,
> "I also suppose device vendors may prefer setting a fixed (maybe
> non-default) hash size for low-memory devices rather than letting the
> admins increase it."
> I see kernel param swiotlb does similar thing i.e; '0' to disable and
> set a value to configure size.
>
> I am fine with either of the approaches,
>
> 1. I can split this patch into two
> i) A bool variable to enable/disable stack depot.
> ii) A config for the size.

I still believe this is a more appropriate solution.

Thanks in advance!