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Fri, 25 Jul 2025 08:26:38 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id cQYRNr4/g2g3XQAAD6G6ig (envelope-from ); Fri, 25 Jul 2025 08:26:38 +0000 Message-ID: <379d3d5c-b730-4a5d-9c71-d34d23472621@suse.cz> Date: Fri, 25 Jul 2025 10:26:38 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v13 0/4] support large align and nid in Rust allocators Content-Language: en-US To: Alice Ryhl , Andrew Morton Cc: Vitaly Wool , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Uladzislau Rezki , Danilo Krummrich , rust-for-linux@vger.kernel.org, Lorenzo Stoakes , "Liam R . Howlett" , Kent Overstreet , linux-bcachefs@vger.kernel.org, bpf@vger.kernel.org, Herbert Xu , Jann Horn , Pedro Falcato References: <20250715135645.2230065-1-vitaly.wool@konsulko.se> <20250724135449.2cb6457b90926cce1b903481@linux-foundation.org> From: Vlastimil Babka Autocrypt: addr=vbabka@suse.cz; keydata= xsFNBFZdmxYBEADsw/SiUSjB0dM+vSh95UkgcHjzEVBlby/Fg+g42O7LAEkCYXi/vvq31JTB KxRWDHX0R2tgpFDXHnzZcQywawu8eSq0LxzxFNYMvtB7sV1pxYwej2qx9B75qW2plBs+7+YB 87tMFA+u+L4Z5xAzIimfLD5EKC56kJ1CsXlM8S/LHcmdD9Ctkn3trYDNnat0eoAcfPIP2OZ+ 9oe9IF/R28zmh0ifLXyJQQz5ofdj4bPf8ecEW0rhcqHfTD8k4yK0xxt3xW+6Exqp9n9bydiy tcSAw/TahjW6yrA+6JhSBv1v2tIm+itQc073zjSX8OFL51qQVzRFr7H2UQG33lw2QrvHRXqD Ot7ViKam7v0Ho9wEWiQOOZlHItOOXFphWb2yq3nzrKe45oWoSgkxKb97MVsQ+q2SYjJRBBH4 8qKhphADYxkIP6yut/eaj9ImvRUZZRi0DTc8xfnvHGTjKbJzC2xpFcY0DQbZzuwsIZ8OPJCc LM4S7mT25NE5kUTG/TKQCk922vRdGVMoLA7dIQrgXnRXtyT61sg8PG4wcfOnuWf8577aXP1x 6mzw3/jh3F+oSBHb/GcLC7mvWreJifUL2gEdssGfXhGWBo6zLS3qhgtwjay0Jl+kza1lo+Cv BB2T79D4WGdDuVa4eOrQ02TxqGN7G0Biz5ZLRSFzQSQwLn8fbwARAQABzSBWbGFzdGltaWwg QmFia2EgPHZiYWJrYUBzdXNlLmN6PsLBlAQTAQoAPgIbAwULCQgHAwUVCgkICwUWAgMBAAIe AQIXgBYhBKlA1DSZLC6OmRA9UCJPp+fMgqZkBQJnyBr8BQka0IFQAAoJECJPp+fMgqZkqmMQ AIbGN95ptUMUvo6aAdhxaOCHXp1DfIBuIOK/zpx8ylY4pOwu3GRe4dQ8u4XS9gaZ96Gj4bC+ jwWcSmn+TjtKW3rH1dRKopvC07tSJIGGVyw7ieV/5cbFffA8NL0ILowzVg8w1ipnz1VTkWDr 2zcfslxJsJ6vhXw5/npcY0ldeC1E8f6UUoa4eyoskd70vO0wOAoGd02ZkJoox3F5ODM0kjHu Y97VLOa3GG66lh+ZEelVZEujHfKceCw9G3PMvEzyLFbXvSOigZQMdKzQ8D/OChwqig8wFBmV QCPS4yDdmZP3oeDHRjJ9jvMUKoYODiNKsl2F+xXwyRM2qoKRqFlhCn4usVd1+wmv9iLV8nPs 2Db1ZIa49fJet3Sk3PN4bV1rAPuWvtbuTBN39Q/6MgkLTYHb84HyFKw14Rqe5YorrBLbF3rl M51Dpf6Egu1yTJDHCTEwePWug4XI11FT8lK0LNnHNpbhTCYRjX73iWOnFraJNcURld1jL1nV r/LRD+/e2gNtSTPK0Qkon6HcOBZnxRoqtazTU6YQRmGlT0v+rukj/cn5sToYibWLn+RoV1CE Qj6tApOiHBkpEsCzHGu+iDQ1WT0Idtdynst738f/uCeCMkdRu4WMZjteQaqvARFwCy3P/jpK uvzMtves5HvZw33ZwOtMCgbpce00DaET4y/UzsBNBFsZNTUBCACfQfpSsWJZyi+SHoRdVyX5 J6rI7okc4+b571a7RXD5UhS9dlVRVVAtrU9ANSLqPTQKGVxHrqD39XSw8hxK61pw8p90pg4G /N3iuWEvyt+t0SxDDkClnGsDyRhlUyEWYFEoBrrCizbmahOUwqkJbNMfzj5Y7n7OIJOxNRkB IBOjPdF26dMP69BwePQao1M8Acrrex9sAHYjQGyVmReRjVEtv9iG4DoTsnIR3amKVk6si4Ea X/mrapJqSCcBUVYUFH8M7bsm4CSxier5ofy8jTEa/CfvkqpKThTMCQPNZKY7hke5qEq1CBk2 wxhX48ZrJEFf1v3NuV3OimgsF2odzieNABEBAAHCwXwEGAEKACYCGwwWIQSpQNQ0mSwujpkQ PVAiT6fnzIKmZAUCZ8gcVAUJFhTonwAKCRAiT6fnzIKmZLY8D/9uo3Ut9yi2YCuASWxr7QQZ lJCViArjymbxYB5NdOeC50/0gnhK4pgdHlE2MdwF6o34x7TPFGpjNFvycZqccSQPJ/gibwNA zx3q9vJT4Vw+YbiyS53iSBLXMweeVV1Jd9IjAoL+EqB0cbxoFXvnjkvP1foiiF5r73jCd4PR rD+GoX5BZ7AZmFYmuJYBm28STM2NA6LhT0X+2su16f/HtummENKcMwom0hNu3MBNPUOrujtW khQrWcJNAAsy4yMoJ2Lw51T/5X5Hc7jQ9da9fyqu+phqlVtn70qpPvgWy4HRhr25fCAEXZDp xG4RNmTm+pqorHOqhBkI7wA7P/nyPo7ZEc3L+ZkQ37u0nlOyrjbNUniPGxPxv1imVq8IyycG AN5FaFxtiELK22gvudghLJaDiRBhn8/AhXc642/Z/yIpizE2xG4KU4AXzb6C+o7LX/WmmsWP Ly6jamSg6tvrdo4/e87lUedEqCtrp2o1xpn5zongf6cQkaLZKQcBQnPmgHO5OG8+50u88D9I rywqgzTUhHFKKF6/9L/lYtrNcHU8Z6Y4Ju/MLUiNYkmtrGIMnkjKCiRqlRrZE/v5YFHbayRD dJKXobXTtCBYpLJM4ZYRpGZXne/FAtWNe4KbNJJqxMvrTOrnIatPj8NhBVI0RSJRsbilh6TE m6M14QORSWTLRg== In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Action: no action X-Rspamd-Queue-Id: DEDB418000D X-Rspam-User: X-Rspamd-Server: rspam09 X-Stat-Signature: ntb6y1a7nwrcn1aownzg1swbh5ed8bma X-HE-Tag: 1753432000-879928 X-HE-Meta: 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 GUfFf2mc X1bEHRfI9GnRATe6VvZ8ErsXxWRDS7uxUgvl5GQzGAhAY99GE3oHeyIm3tXkxtWmdp6qIo3+iGHZsxKFE/5c53euLEb5hbJcbfznCYxjFr8Y7S0cjS/Wvndm7D42n3RdB8g5o5LePQpdk8zwZ2d4o9IE0FNi+K0M2ZsfekDwKM1Jf/amb70WBERAR8JQeHU5Jd8n/6MamfiDZff+Alc29WqM0I4NPuACGbrLE5AeFzvQf3Wj1tlVwC8ZPecelNTvt9qzBw8CmlIMoTwXs3/jb5oW8pnSxpU6/kh9LiVZ6JT5GynMp69t8ZkRSD/2cfwgyVWlZjdgTBVuuDBq2oWh1HFgbuGZQTUIWMcXUj37kHXIXEpi5OAXVm/4G/g== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 7/25/25 09:14, Alice Ryhl wrote: > On Thu, Jul 24, 2025 at 10:54 PM Andrew Morton > wrote: >> >> On Tue, 15 Jul 2025 15:56:45 +0200 Vitaly Wool 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? >> >> We're at -rc7 so let's target 6.17. Please resend around the end of >> the upcoming merge window? > > I think it would make sense for this to land through mm.git, so yes > that sounds like a good plan. Ack. > Alice