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Thank you for the exploit. However, the root shell returns 'Permission denied' on Pixel 6. I need to know the root cause of the problem.
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I am adding this here to keep track of this topic.
If we could have functions like `io_uring_prep_lock()` and `io_uring_prep_unlock()` for file locking/unlocking using something like `IOSQE_IO_LINK…
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Maintainer: @Andy2244
Environment: ARMv5TE, ZyXEL NSA325-Feroceon 88FR131, OpenWrt SNAPSHOT r18717-0e32c6baf3
Description:
Hi, I cannot copy files from/to a share using a freshly installed `samb…
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All the Java APIs for disk access use the older synchronous APIs for disk IO. We know from testing there is a 2-10x gain in IOPS if we move to a async API like AIO or IO_URING. Nether of these are ava…
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I was beginning to use ``libxev`` in Zig, and looked at the ``src/bench/ping-pongs.zig`` benchmark, and was comparing the performance results with Java. I found a possibly missing performance optimiza…
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https://bsauce.github.io/2023/06/08/CVE-2022-2602/
【kernel exploit】CVE-2022-2602 UNIX_GC错误释放io_uring注册的file结构-UAF本文主要参考 [漏洞分析] CVE-2022-2602 io_uring UAF内核提权详细解析 并做一些补充。影响版本:Linux Kernel < v6.0.3。v…
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If io_uring ever adds support for copy_file_range (splice doesn't do copy acceleration AFAIK), we should be able to use that to parallelize our writes.
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[`IoSlice`](https://doc.rust-lang.org/std/io/struct.IoSliceMut.html) and [`IoSliceMut`](https://doc.rust-lang.org/std/io/struct.IoSliceMut.html) are in the standard library. See: https://github.com/ni…
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These are issues working on.
### Query engine (duckdb)
- [ ] Data/metadata caching
- [ ] Query caching
### Query engine (datafusion)
- [ ] Implementing new query engine using datafusion
- [ …
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Maybe liburing could improve performance for stream sockets.
https://unixism.net/loti/tutorial/webserver_liburing.html