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From: Vlastimil Babka <vbabka@suse.cz>
To: Vitaly Wool <vitaly.wool@konsulko.se>, linux-mm@kvack.org
Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
	Uladzislau Rezki <urezki@gmail.com>,
	Danilo Krummrich <dakr@kernel.org>,
	Alice Ryhl <aliceryhl@google.com>,
	rust-for-linux@vger.kernel.org,
	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
	"Liam R . Howlett" <Liam.Howlett@oracle.com>,
	Kent Overstreet <kent.overstreet@linux.dev>,
	linux-bcachefs@vger.kernel.org, bpf@vger.kernel.org,
	Herbert Xu <herbert@gondor.apana.org.au>,
	Jann Horn <jannh@google.com>, Pedro Falcato <pfalcato@suse.de>
Subject: Re: [PATCH v12 2/4] mm/slub: allow to set node and align in k[v]realloc
Date: Thu, 10 Jul 2025 09:45:07 +0200	[thread overview]
Message-ID: <3b1de14f-faef-420b-87e8-3b7f2845ced1@suse.cz> (raw)
In-Reply-To: <20250709172441.1032006-1-vitaly.wool@konsulko.se>

On 7/9/25 19:24, Vitaly Wool wrote:
> Reimplement k[v]realloc_node() to be able to set node and
> alignment should a user need to do so. In order to do that while
> retaining the maximal backward compatibility, add
> k[v]realloc_node_align() functions and redefine the rest of API
> using these new ones.
> 
> While doing that, we also keep the number of  _noprof variants to a
> minimum, which implies some changes to the existing users of older
> _noprof functions, that basically being bcachefs.
> 
> With that change we also provide the ability for the Rust part of
> the kernel to set node and alignment in its K[v]xxx
> [re]allocations.
> 
> Signed-off-by: Vitaly Wool <vitaly.wool@konsulko.se>

Reviewed-by: Vlastimil Babka <vbabka@suse.cz>



  reply	other threads:[~2025-07-10  7:45 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-09 17:23 [PATCH v12 0/4] support large align and nid in Rust allocators Vitaly Wool
2025-07-09 17:24 ` [PATCH v12 1/4] mm/vmalloc: allow to set node and align in vrealloc Vitaly Wool
2025-07-09 19:01   ` Liam R. Howlett
2025-07-10  6:21     ` Vitaly Wool
2025-07-10 15:09       ` Liam R. Howlett
2025-07-10 15:19       ` Lorenzo Stoakes
2025-07-10 18:57         ` Vitaly Wool
2025-07-10 14:07     ` Vitaly Wool
2025-07-09 22:53   ` Alexei Starovoitov
2025-07-09 22:57     ` Danilo Krummrich
2025-07-09 23:14       ` Alexei Starovoitov
2025-07-09 23:26         ` Danilo Krummrich
2025-07-10  0:39           ` Alexei Starovoitov
2025-07-10  6:16             ` Vitaly Wool
2025-07-10  9:57             ` Danilo Krummrich
2025-07-09 17:24 ` [PATCH v12 2/4] mm/slub: allow to set node and align in k[v]realloc Vitaly Wool
2025-07-10  7:45   ` Vlastimil Babka [this message]
2025-07-11  8:58   ` Harry Yoo
2025-07-11 11:11     ` Kent Overstreet
2025-07-11 15:43     ` Vlastimil Babka
2025-07-12 12:43       ` Vitaly Wool
2025-07-14  8:14         ` Vlastimil Babka
2025-07-14 15:27           ` Vitaly Wool
2025-07-15  7:03           ` Alice Ryhl
2025-07-09 17:24 ` [PATCH v12 3/4] rust: add support for NUMA ids in allocations Vitaly Wool
2025-07-09 20:58   ` Danilo Krummrich
2025-07-09 17:25 ` [PATCH v12 4/4] rust: support large alignments " Vitaly Wool
2025-07-09 21:00   ` Danilo Krummrich

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