Re: [PATCH v13 0/4] support large align and nid in Rust allocators

["Danilo Krummrich" <dakr@kernel.org>]

(Cc: Hui)

On Thu Jul 24, 2025 at 10:54 PM CEST, Andrew Morton wrote:
> On Tue, 15 Jul 2025 15:56:45 +0200 Vitaly Wool <vitaly.wool@konsulko.se> wrote:
>
>> The coming patches provide the ability for Rust allocators to set
>> NUMA node and large alignment.
>> 
>> ...
>>
>>  fs/bcachefs/darray.c           |    2 -
>>  fs/bcachefs/util.h             |    2 -
>>  include/linux/bpfptr.h         |    2 -
>>  include/linux/slab.h           |   39 ++++++++++++++++++++++---------------
>>  include/linux/vmalloc.h        |   12 ++++++++---
>>  lib/rhashtable.c               |    4 +--
>>  mm/nommu.c                     |    3 +-
>>  mm/slub.c                      |   64 +++++++++++++++++++++++++++++++++++++++++--------------------
>>  mm/vmalloc.c                   |   29 ++++++++++++++++++++++-----
>>  rust/helpers/slab.c            |   10 +++++----
>>  rust/helpers/vmalloc.c         |    5 ++--
>>  rust/kernel/alloc.rs           |   54 ++++++++++++++++++++++++++++++++++++++++++++++-----
>>  rust/kernel/alloc/allocator.rs |   49 +++++++++++++++++++++-------------------------
>>  rust/kernel/alloc/kbox.rs      |    4 +--
>>  rust/kernel/alloc/kvec.rs      |   11 ++++++++--
>>  15 files changed, 200 insertions(+), 90 deletions(-)
>
> I assume we're looking for a merge into mm.git?

Yes, I think that's what we agreed in v1 -- the bits I maintain should carry my
Acked-by already.

> We're at -rc7 so let's target 6.17.  Please resend around the end of
> the upcoming merge window?

Yes, this is too late for this cycle. Given that we target the next one, there's
a patch in my queue [1] that interacts with this series.

It would be good if you could pick up [1] (once ready) after this series lands.
I asked Hui to rebase onto this series and Cc you for subsequent submissions for
this purpose.

[1] https://lore.kernel.org/lkml/da9b2afca02124ec14fc9ac7f2a2a85e5be96bc7.1753423953.git.zhuhui@kylinos.cn/