linux-kernel - Re: Maple Tree Work

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Message-ID: <bgfvgss3ojbgspmlihmv227x3w2v3y6xjocxu2jaq6bjp2tozv@rgaj5koag5eh>
Date: Wed, 6 Aug 2025 14:53:13 -0400
From: "Liam R. Howlett" <Liam.Howlett@...cle.com>
To: Danilo Krummrich <dakr@...nel.org>
Cc: maple-tree@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Peng Zhang <zhangpeng.00@...edance.com>,
        Alice Ryhl <aliceryhl@...gle.com>
Subject: Re: Maple Tree Work

* Danilo Krummrich <dakr@...nel.org> [250729 08:03]:
> (Cc: Alice)
> 
> On 7/7/23 6:38 PM, Liam R. Howlett wrote:
> 
> > Larger Features:
> >   - 64 bit stores on 32 bit arch
> >   	A number of users want to use the maple tree, but cannot because
> > 	they need a storage medium that supports 64 bit stores on 32 bit
> > 	arch.
> 
> Has there been more thoughts (or even progress) on this? Managing GPU virtual
> address spaces is still an interesting candidate for this, as they may be larger
> than 32 bit even on 32 bit architectures.

Yes, thought has been given but I've been working on removing the big
node to get mixed node types going.

I think I have someone I can get working on this now.

Thanks,
Liam