Re: [PATCH v4 07/36] mm: introduce slabobj_ext to support slab object extensions

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To: Suren Baghdasaryan <surenb@xxxxxxxxxx>
Subject: Re: [PATCH v4 07/36] mm: introduce slabobj_ext to support slab object extensions
From: Pasha Tatashin <pasha.tatashin@xxxxxxxxxx>
Date: Wed, 21 Feb 2024 16:30:39 -0500
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In-reply-to: <20240221194052.927623-8-surenb@google.com>
References: <20240221194052.927623-1-surenb@google.com> <20240221194052.927623-8-surenb@google.com>

On Wed, Feb 21, 2024 at 2:41 PM Suren Baghdasaryan <surenb@xxxxxxxxxx> wrote:
>
> Currently slab pages can store only vectors of obj_cgroup pointers in
> page->memcg_data. Introduce slabobj_ext structure to allow more data
> to be stored for each slab object. Wrap obj_cgroup into slabobj_ext
> to support current functionality while allowing to extend slabobj_ext
> in the future.
>
> Signed-off-by: Suren Baghdasaryan <surenb@xxxxxxxxxx>

Reviewed-by: Pasha Tatashin <pasha.tatashin@xxxxxxxxxx>

References:
- [PATCH v4 00/36] Memory allocation profiling
  - From: Suren Baghdasaryan
- [PATCH v4 07/36] mm: introduce slabobj_ext to support slab object extensions
  - From: Suren Baghdasaryan

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