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Magic Buffers and io_uring Registered Buffers

https://www.mindfruit.co.uk/posts/2025/10/magic-buffers-and-io-uring-write-fixed/
14•tosh•2d ago

Comments

loeg•1h ago
Hm. Why wouldn't it work? The user wrote to the physical page backing both the non-doubled and doubled extent.
dmitrygr•16m ago
Re: magic buffers. Try this on a machine with a VIVT data cache and have fun debugging. The kernel will let you make the mappings, and then hilarity will ensue ;)

Midjourney Medical

https://www.midjourney.com/medical/blogpost
492•ricochet11•4h ago•354 comments

I Hate Compilers

https://xeiaso.net/notes/2026/anubis-wasm-vendor-binary/
44•xena•1h ago•32 comments

Local Qwen isn't a worse Opus, it's a different tool

https://blog.alexellis.io/local-ai-is-not-opus/
112•alphabettsy•3h ago•41 comments

Lore – Open source version control system designed for scalability

https://lore.org/
1086•regnerba•16h ago•580 comments

Apple boss Tim Cook says prices to rise due to memory chip costs

https://www.bbc.com/news/articles/c3wyxvqdx1zo
37•ilreb•3h ago•21 comments

US holds off blacklisting DeepSeek, more than 100 firms deemed security risks

https://www.reuters.com/world/china/us-holds-off-blacklisting-chinas-deepseek-more-than-100-firms...
429•giuliomagnifico•1d ago•479 comments

Taxonomy of the Occlupanida (parasitoids on bread bag tags)

https://www.horg.com/horg/?page_id=921
125•beatthatflight•7h ago•24 comments

Nim Conf 2026 (Online, Sat June 20)

https://conf.nim-lang.org/
23•pietroppeter•3h ago•2 comments

Storied Colors – a catalogue of named colors

https://storiedcolors.com/
141•susiecambria•8h ago•30 comments

[x86] AI Compute Extensions (ACE) Specification

https://x86ecosystem.org/resource/ai-compute-extensions-ace-specification/
27•matt_d•4h ago•13 comments

Clojure Hosted on Go

https://github.com/glojurelang/glojure
101•dnlo•7h ago•13 comments

Loreline – Tools for writing interactive fiction

https://loreline.app/en/
121•smartmic•10h ago•16 comments

How Madrid built its metro cheaply (2024)

https://worksinprogress.co/issue/how-madrid-built-its-metro-cheaply/
91•trymas•10h ago•45 comments

Launch HN: Adam (YC W25) – Open-Source AI CAD

https://github.com/Adam-CAD/CADAM
176•zachdive•14h ago•84 comments

SteamOS Linux 3.8 released as stable

https://store.steampowered.com/news/app/1675200/view/697641379212298072
80•jrepinc•2h ago•5 comments

Show HN: We built an 8-bit CPU as 2nd year EE students

https://github.com/c0rRupT9/STEPLA-1
60•CorRupT9•2d ago•11 comments

How we run Firecracker VMs inside EC2 and start browsers in less than 1s

https://browser-use.com/posts/firecracker-browser-infra
256•gregpr07•1d ago•167 comments

RFC 10008: The new HTTP Query Method

https://www.rfc-editor.org/info/rfc10008/
354•schappim•19h ago•150 comments

Biological evolution and information acquisition

https://www.construction-physics.com/p/biological-evolution-and-information
35•chmaynard•6d ago•3 comments

Why thinking out loud with someone beats thinking alone

https://www.thesignalist.io/s/the-dialogue-dividend/
230•kodesko•17h ago•103 comments

Show HN: An 8-bit live gamecast for baseball

https://ribbie.tv/watch
225•brownrout•13h ago•121 comments

Show HN: Spin Lab

https://srijanshukla.com/artifacts/spin-lab/
29•srijanshukla18•1d ago•11 comments

Volkswagen started blocking GrapheneOS users

https://discuss.grapheneos.org/d/35949-volkswagen-app?page=3
609•microtonal•15h ago•373 comments

Magic Buffers and io_uring Registered Buffers

https://www.mindfruit.co.uk/posts/2025/10/magic-buffers-and-io-uring-write-fixed/
14•tosh•2d ago•2 comments

Tesco moving 40k server workloads off VMware amid Broadcom's abusive conduct

https://arstechnica.com/information-technology/2026/06/tesco-moving-40000-server-workloads-off-vm...
268•Bender•9h ago•150 comments

Show HN: Inkwash, a watercolor sketching app and explanation

https://johnowhitaker.github.io/inkwash/about
209•Yenrabbit•4d ago•22 comments

Sodium Bicarbonate for In-Hospital Cardiac Arrest – A Randomized Clinical Trial

https://jamanetwork.com/journals/jama/fullarticle/2850405
9•bookofjoe•5d ago•3 comments

MicroUI – A tiny, portable, immediate-mode UI library written in ANSI C

https://github.com/rxi/microui
226•peter_d_sherman•18h ago•75 comments

GLM-5.2 is the new leading open weights model on Artificial Analysis

https://artificialanalysis.ai/articles/glm-5-2-is-the-new-leading-open-weights-model-on-the-artif...
838•himata4113•21h ago•402 comments

Trellis AI (YC W24) hiring a product lead to build agents for healthcare access

https://www.ycombinator.com/companies/trellis-ai/jobs/Cg94htp-product-lead
1•macklinkachorn•13h ago