Linaro-mm-sig May 2026

linaro-mm-sig@lists.linaro.org

107 participants
351 discussions

Prepare to Rage Quit (and Maybe Love It): Diving into Level Devil

by graceful.earthworm.hsos＠hidingmail.com

So, you're looking for a new game to sink your teeth into? Something challenging, maybe a little bit infuriating, and definitely memorable? Look no further than Level Devil. This deceptively simple platformer is a masterclass in trickery, constantly changing the rules and keeping you on your toes. But don't be intimidated! With a little patience (and maybe a stress ball), you can conquer its devilish design. https://leveldevilfull.com Gameplay: Expect the Unexpected At its core, Level Devil is a 2D platformer. You control a little pixelated character tasked with reaching the exit door in each level. Sounds easy, right? Wrong. The beauty (and the frustration) lies in the unpredictable nature of the environment. Platforms crumble beneath your feet, spikes appear out of nowhere, and the ground itself can vanish unexpectedly. Each level introduces new challenges, forcing you to adapt your strategy on the fly. You'll encounter moving platforms, disappearing blocks, and even gravity-defying puzzles. The real kicker? The layout of the levels often changes on each attempt, meaning memorization alone won't cut it. You need to be quick-witted and reactive. The charm of Level Devil is its lack of hand-holding. There are no tutorials, no hints, and no mercy. You're thrown straight into the deep end, forced to learn from your mistakes (and trust me, there will be plenty). That feeling of finally overcoming a particularly difficult section is incredibly rewarding. It's a game that demands your full attention and rewards persistence. Tips for Taming the Devil While Level Devil thrives on its unpredictability, here are a few tips to help you navigate its treacherous landscape: • Patience is Key: This game is designed to test your limits. Don't get discouraged by frequent deaths. Treat each attempt as a learning experience. • Observe Carefully: Before making a move, take a moment to scan the environment. Look for subtle cues that might indicate impending danger. • Embrace Failure: You will die. A lot. Embrace it as part of the learning process. Each death provides valuable insight into the level's design. • Don't Overthink It: Sometimes, the solution is simpler than you think. Avoid overcomplicating your approach. • Take Breaks: If you find yourself getting too frustrated, step away from the game for a while. Come back with a fresh perspective. • Listen to the Sound: The game’s audio cues often hint at upcoming dangers. Pay close attention! Level Devil utilizes sound design to enhance the experience (and sometimes, to cleverly mislead you!). Conclusion: A Test of Skill and Sanity Level Devil isn't for the faint of heart. It's a challenging and often frustrating experience. However, it's also incredibly rewarding. The constant surprises, the need for quick thinking, and the sheer satisfaction of overcoming its devilish design make it a truly unique and memorable game. If you're looking for a platformer that will push you to your limits and leave you feeling accomplished, then Level Devil is definitely worth a try. Just be prepared to rage quit... and then come back for more.

21 hours, 8 minutes

Navigating the Unpredictable: A Dive into Level Devil

by profound.cheetah.kect＠hidingmail.net

If you’re looking for a fun way to spend an evening, trying an interesting game is a great option—especially one that makes you think, explore, or improve your skills without feeling overwhelming. One example that many players enjoy is Level Devil. Even if you’ve never played before, you can approach it like a puzzle: learn the rules, watch what works, and gradually build confidence as levels start to feel more predictable. https://leveldevilfull.com In this article, I’ll walk you through how to experience a game like Level Devil in a friendly, practical way—focusing on what to do first, how to play, and what habits can make the experience smoother. Gameplay When you start Level Devil, your first goal is simply to understand how the game responds to you. Pay attention to the basics: movement controls, timing, and what happens when you try different approaches. Many players get stuck by rushing. Instead, try a short “experiment run” where your only objective is to learn mechanics—no pressure to win quickly. As you progress, the game tends to reward pattern recognition. Levels may ask you to manage obstacles, plan routes, or react under time constraints. A helpful mindset is to think in small steps: What’s the next safe action? What’s the easiest section to master first? If a section feels difficult, pause and observe. Look for consistent cues—visual hints, recurring enemy behavior, or environmental timing. Often, you don’t need a “perfect” run; you need a reliable one. For another way to explore the experience, some players prefer to review the broader game details here: Level Devil. Tips Start with calm attempts. If you’re on your first run, prioritize learning over scoring. Try not to restart too many times in anger—give yourself time to understand the rhythm of a level. Use “fail data.” Each time you die, ask a simple question: Did I misread timing, misjudge distance, or panic too early? That answer helps you choose a better strategy next attempt. Practice the hardest segment, not the whole level. If the game allows repetition, focus on the portion that blocks you. Clearing smaller checkpoints builds momentum. Keep your controls consistent. Sudden changes in how you press buttons or time actions can make you worse temporarily. Once you find a comfortable method, stick with it for a few attempts. Take breaks when you’re frustrated. A five-minute pause can reset your focus. When you return, you’ll often spot a solution you missed before. Conclusion Playing a game like Level Devil is less about having “elite” reflexes and more about learning the game’s patterns and improving step by step. Start by experimenting, approach challenges with curiosity, and use your failures as feedback. With a calm routine—short sessions, focused practice, and mindful breaks—you can enjoy the puzzle-like satisfaction that makes many levels rewarding.

5 days, 2 hours

Basketball Stars: Rule the Court and Become the MVP

by joeytribuani0＠gmail.com

Basketball Stars is the perfect game for anyone who loves fast-paced street basketball action! From smooth dribble moves and ankle-breaking crossovers to clutch shots and powerful dunks, every match feels intense and competitive. The game’s easy controls make it simple to start playing, but mastering the timing, defense, and shooting mechanics takes real skill. Whether you’re playing quick one-on-one matches or climbing the ranked leaderboard, Basketball Stars keeps every game exciting. One of the best parts is the character customization. You can unlock new outfits, courts, basketballs, and upgrades to create your own unique style on the court. Playing against real opponents online also adds a fun challenge because every player has a different strategy. If you enjoy basketball games with arcade-style gameplay and nonstop action, Basketball Stars is definitely worth checking out. Step onto the court and show everyone who the real MVP is! WEB: https://basketballstars2026.io

5 days, 23 hours

Living a Thousand Lives: Exploring the Quirky World of BitLife

by vast.stoat.yach＠hidingmail.net

Have you ever wondered what your life would look like if you made entirely different choices? Life simulation games have always been a fascinating genre for gamers, but few capture the unpredictable, hilarious, and sometimes chaotic nature of existence quite like Bitlife. Instead of relying on heavy 3D graphics, it is a text-based simulator that focuses entirely on the ripple effects of your decisions. It’s perfect for casual gaming sessions, so let's dive into how to play and get the most out of this quirky experience. https://bitlifefree.io/ Gameplay: Growing Up, One Year at a Time The premise of the game is incredibly simple but highly addictive. You are born with a random set of basic stats—Happiness, Health, Smarts, and Looks—in a random country to random parents. From there, you control your character's life year by year simply by tapping the "Age" button. In your early years, your choices are understandably limited to things like interacting with your parents, going to the doctor, or playing with pets. But as you grow into a teenager and an adult, the world completely opens up. You can choose to study hard, drop out, date, travel the world, buy real estate, or even turn to a life of crime. Every year, the game throws random scenarios at you: a classmate might insult you, you might be offered a questionable substance at a party, or you might find a wallet on the street. How you react directly impacts your stats and future opportunities. You might even have to pass mini-games, like navigating a maze for your driving test or escaping from prison. The ultimate goal is simply to live your life until your character passes away, leaving behind a unique legacy and a tombstone summarizing your deeds. Tips for a Great Experience If you are just starting out, here are a few tips to make your virtual life more successful—or at least more entertaining: Keep an eye on your core stats: Your Health and Happiness are crucial. If they drop too low, your character might face early health issues. Go to the gym, meditate, go to the movies, or spend time with family to keep these bars in the green. Education pays off (usually): If you want a high-paying, stable career like a doctor, judge, or CEO, use the "Study harder" option every year during school. Read books at the library to passively boost your Smarts stat. Hunt for Ribbons: At the end of every life, you are awarded a ribbon based on how you lived (e.g., "Hero," "Scandalous," "Lazy," or "Rich"). Trying to collect all the different ribbons is a great way to give yourself specific goals. Don't be afraid of the absurd: The real charm of the game is in its wild unpredictability. Sometimes, making terrible choices, trying to become a famous actor, or buying a crazy exotic pet leads to the most memorable playthroughs. Don't always play it safe! Conclusion Ultimately, the beauty of this simulator lies in its endless replayability. Every time you hit the button to start a new life, it is a completely blank slate. You can be a saint in one lifetime and an absolute menace to society in the next. Whether you have five minutes to kill on a bus commute or an hour to craft a sprawling, multi-generational family dynasty, diving into Bitlife offers a fun, lighthearted escape into a world where you pull all the strings. Give it a try, and see exactly where your choices take you!

1 week, 3 days

Re: [PATCH] drm: docs: Remove item from TODO list

by Maxime Ripard

Hi, On Mon, Oct 23, 2023 at 10:25:50AM -0700, Doug Anderson wrote: > On Mon, Oct 23, 2023 at 9:31 AM Yuran Pereira <yuran.pereira(a)hotmail.com> wrote: > > > > Since "Clean up checks for already prepared/enabled in panels" has > > already been done and merged [1], I think there is no longer a need > > for this item to be in the gpu TODO. > > > > [1] https://patchwork.freedesktop.org/patch/551421/ > > > > Signed-off-by: Yuran Pereira <yuran.pereira(a)hotmail.com> > > --- > > Documentation/gpu/todo.rst | 25 ------------------------- > > 1 file changed, 25 deletions(-) > > It's not actually all done. It's in a bit of a limbo state right now, > unfortunately. I landed all of the "simple" cases where panels were > needlessly tracking prepare/enable, but the less simple cases are > still outstanding. > > Specifically the issue is that many panels have code to properly power > cycle themselves off at shutdown time and in order to do that they > need to keep track of the prepare/enable state. After a big, long > discussion [1] it was decided that we could get rid of all the panel > code handling shutdown if only all relevant DRM KMS drivers would > properly call drm_atomic_helper_shutdown(). > > I made an attempt to get DRM KMS drivers to call > drm_atomic_helper_shutdown() [2] [3] [4]. I was able to land the > patches that went through drm-misc, but currently many of the > non-drm-misc ones are blocked waiting for attention. > > ...so things that could be done to help out: > > a) Could review patches that haven't landed in [4]. Maybe adding a > Reviewed-by tag would help wake up maintainers? > > b) Could see if you can identify panels that are exclusively used w/ > DRM drivers that have already been converted and then we could post > patches for just those panels. I have no idea how easy this task would > be. Is it enough to look at upstream dts files by "compatible" string? I think it is, yes. Maxime

1 week, 5 days

Why Choose Cryptera Chain Signals for DeFi Hack Recovery

by luisannete22＠gmail.com

DeFi hacks are rampant in 2026, but Cryptera Chain Signals specializes in recoveries, making them a top choice. This explores why, with educational depth. Their multi chain proficiency covers exploits like flash loans. Tracing involves contract disassembly, identifying vulnerabilities post hack. Collaborations with protocols enable bounties or freezes. Educatively, they teach on insurance like Nexus Mutual. Choosing them means proven results and client centric service. For DeFi recovery, Cryptera Chain Signals intervenes with precise forensics. Visit https://www.crypterachainsignals.com/, contact info(a)crypterachainsignals.com. They stand out for DeFi victims.

1 week, 6 days

Cryptera Chain Signals Summary – Focus On Transparency During Recovery Process

by Yulie Morgan

After experiencing a bridge exploit I worked with Cryptera Chain Signals to understand the movement of funds. Their process was transparent from day one: secure intake, detailed mapping with multi-layer attribution, and regular updates with visual explanations. They showed how cross-chain hops complicated the trail and why some paths reach natural limits. The educational discussions helped me grasp broader concepts — immutable records, pattern detection, and behavioral analysis. Rather than technical overload, the explanations focused on what each step revealed about the incident. Recovery options were limited by timing, but the clarity removed guesswork. I particularly appreciated the practical security advice that followed: hardware wallet recommendations, seed phrase protection, and checks for anomalous activity. These became part of my routine. The engagement was professional, informative, and free of pressure. It provided both a factual account of the loss and lasting insights into safer crypto practices. Cryptera Chain Signals Website: https://www.crypterachainsignals.com Email: info(a)crypterachainsignals.com

1 week, 6 days

Space Waves

by blanchehughes54＠gmail.com

Space Waves features simple controls but intense gameplay. Players must carefully time their movements to avoid crashing into obstacles in a constantly moving environment https://space-waves.co

2 weeks

[PATCH v3 00/10] Add dmabuf read/write via io_uring

by Pavel Begunkov

The patch set allows to register a dmabuf to an io_uring instance for a specified file and use it with io_uring read / write requests. The infrastructure is not tied to io_uring and there could be more users in the future. A similar idea was attempted some years ago by Keith [1], from where I borrowed a good number of changes, and later was brough up by Tushar and Vishal from Intel. It's an opt-in feature for files, and they need to implement a new file operation to use it. Only NVMe block devices are supported in this series. The user API is built on top of io_uring's "registered buffers", where a dmabuf is registered in a special way, but after it can be used as any other "registered buffer" with IORING_OP_{READ,WRITE}_FIXED requests. It's created via a new file operation and the resulted map is then passed through the I/O stack in a new iterator type. There is some additional infrastructure to bind it all, which also counts requests using a dmabuf map and managing lifetimes, which is used to implement map invalidation. It was tested for GPU <-> NVMe transfers. Also, as it maintains a long-term dma mapping, it helps with the IOMMU cost. The numbers below are for udmabuf reads previously run by Anuj for different IOMMU modes: - STRICT: before = 570 KIOPS, after = 5.01 MIOPS - LAZY: before = 1.93 MIOPS, after = 5.01 MIOPS - PASSTHROUGH: before = 5.01 MIOPS, after = 5.01 MIOPS There are some liburing tests that can serve as an example: git: https://github.com/isilence/liburing.git rw-dmabuf-tests-v3 url: https://github.com/isilence/liburing/tree/rw-dmabuf-tests-v3 [1] https://lore.kernel.org/io-uring/20220805162444.3985535-1-kbusch@fb.com/ v3: - Rework io_uring registration - Move token/map infrastructure code out of blk-mq - Simplify callbacks: remove a separate blk-mq table, which was mostly just forwarding calls (to nvme). - Don't skip dma sync depending on request direction - Fix a couple of hangs - Rename s/dma/dmabuf/ - Other small changes v2: - Don't pass raw dma addresses, wrap it into a driver specific object - Split into two objects: token and map - Implement move_notify Pavel Begunkov (10): file: add callback for creating long-term dmabuf maps iov_iter: add iterator type for dmabuf maps block: move bvec init into __bio_clone block: introduce dma map backed bio type lib: add dmabuf token infrastructure block: forward create_dmabuf_token to drivers nvme-pci: implement dma_token backed requests io_uring/rsrc: introduce buf registration structure io_uring/rsrc: extend buffer update io_uring/rsrc: add dmabuf backed registered buffers block/bio.c | 28 +++- block/blk-merge.c | 14 ++ block/blk.h | 3 +- block/fops.c | 16 ++ drivers/nvme/host/pci.c | 282 ++++++++++++++++++++++++++++++++ include/linux/bio.h | 19 ++- include/linux/blk-mq.h | 9 + include/linux/blk_types.h | 8 +- include/linux/fs.h | 2 + include/linux/io_dmabuf_token.h | 92 +++++++++++ include/linux/io_uring_types.h | 5 + include/linux/uio.h | 11 ++ include/uapi/linux/io_uring.h | 31 +++- io_uring/io_uring.c | 3 +- io_uring/rsrc.c | 266 +++++++++++++++++++++++++----- io_uring/rsrc.h | 30 +++- io_uring/rw.c | 4 +- lib/Kconfig | 4 + lib/Makefile | 2 + lib/io_dmabuf_token.c | 272 ++++++++++++++++++++++++++++++ lib/iov_iter.c | 29 +++- 21 files changed, 1071 insertions(+), 59 deletions(-) create mode 100644 include/linux/io_dmabuf_token.h create mode 100644 lib/io_dmabuf_token.c -- 2.53.0

2 weeks, 6 days

Independence for dma_fences! v6

by Christian König

Hi everyone, dma_fences have ever lived under the tyranny dictated by the module lifetime of their issuer, leading to crashes should anybody still holding a reference to a dma_fence when the module of the issuer was unloaded. The basic problem is that when buffer are shared between drivers dma_fence objects can leak into external drivers and stay there even after they are signaled. The dma_resv object for example only lazy releases dma_fences. So what happens is that when the module who originally created the dma_fence unloads the dma_fence_ops function table becomes unavailable as well and so any attempt to release the fence crashes the system. Previously various approaches have been discussed, including changing the locking semantics of the dma_fence callbacks (by me) as well as using the drm scheduler as intermediate layer (by Sima) to disconnect dma_fences from their actual users, but none of them are actually solving all problems. Tvrtko did some really nice prerequisite work by protecting the returned strings of the dma_fence_ops by RCU. This way dma_fence creators where able to just wait for an RCU grace period after fence signaling before they could be save to free those data structures. Now this patch set here goes a step further and protects the whole dma_fence_ops structure by RCU, so that after the fence signals the pointer to the dma_fence_ops is set to NULL when there is no wait nor release callback given. All functionality which use the dma_fence_ops reference are put inside an RCU critical section, except for the deprecated issuer specific wait and of course the optional release callback. Additional to the RCU changes the lock protecting the dma_fence state previously had to be allocated external. This set here now changes the functionality to make that external lock optional and allows dma_fences to use an inline lock and be self contained. v4: Rebases the whole set on upstream changes, especially the cleanup from Philip in patch "drm/amdgpu: independence for the amdkfd_fence!". Adding two patches which brings the DMA-fence self tests up to date. The first selftest changes removes the mock_wait and so actually starts testing the default behavior instead of some hacky implementation in the test. This one got upstreamed independent of this set. The second drops the mock_fence as well and tests the new RCU and inline spinlock functionality. v5: Rebase on top of drm-misc-next instead of drm-tip, leave out all driver changes for now since those should go through the driver specific paths anyway. Address a few more review comments, especially some rebase mess and typos. And finally fix one more bug found by AMDs CI system. v6: Minor style changes, re-ordered patch #1, dropped the scheduler fence change for now Please review and comment, Christian.

2 weeks, 6 days

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Linaro-mm-sig May 2026