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SubjectRe: [PATCH 10/28] mm: only allow page table mappings for built-in zsmalloc
On Wed, Apr 08, 2020 at 08:01:00AM -0700, Randy Dunlap wrote:
> Hi,
>
> On 4/8/20 4:59 AM, Christoph Hellwig wrote:
> > diff --git a/mm/Kconfig b/mm/Kconfig
> > index 36949a9425b8..614cc786b519 100644
> > --- a/mm/Kconfig
> > +++ b/mm/Kconfig
> > @@ -702,7 +702,7 @@ config ZSMALLOC
> >
> > config ZSMALLOC_PGTABLE_MAPPING
> > bool "Use page table mapping to access object in zsmalloc"
> > - depends on ZSMALLOC
> > + depends on ZSMALLOC=y
>
> It's a bool so this shouldn't matter... not needed.

My mm/Kconfig has:

config ZSMALLOC
tristate "Memory allocator for compressed pages"
depends on MMU

which I think means it can be modular, no?

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