Re: [PATCH] mm: Kconfig: fixup zsmalloc configuration

[Andrew Morton]

On Tue, 3 Sep 2024 13:55:28 -0400 Johannes Weiner <hannes@xxxxxxxxxxx> wrote:

> On Tue, Sep 03, 2024 at 01:00:22PM +0900, Sergey Senozhatsky wrote:
> > zsmalloc is not exclusive to zswap. Commit aa3ba6d72ce0
> > ("mm: Kconfig: fixup zsmalloc configuration") made CONFIG_ZSMALLOC
> > only visible when CONFIG_ZSWAP is selected, which makes it
> > impossible to menuconfig zsmalloc-specific features (stats,
> > chain-size, etc.) on systems that use ZRAM but don't have ZSWAP
> > enabled.
> > 
> > Make zsmalloc depend on both ZRAM and ZSWAP.
> > 
> > Fixes: Fixes: aa3ba6d72ce0 ("mm: Kconfig: fixup zsmalloc configuration")
> 
> I can't find this commit upstream.
> 
> It looks like this was actually broken by
> 
> commit b3fbd58fcbb10725a1314688e03b1af6827c42f9
> Author: Johannes Weiner <hannes@xxxxxxxxxxx>
> Date:   Thu May 19 14:08:53 2022 -0700
> 
>     mm: Kconfig: simplify zswap configuration
> 
> instead?

Agree, I edited that into the changelog.