kfence.rst « dev-tools « Documentation - kernel/git/torvalds/linux.git - Linux kernel source tree
kfence.rst « dev-tools « Documentation - kernel/git/torvalds/linux.git - Linux kernel source treegit.kernel.org
"[…] without electricity for 6 days[…] considering just extending the merge window[…] didn't do that[…] To a large part because[…] everything was nicely lined up[…] partly this is also because 5.12 is a smaller[…]"
lore.kernel.org/lkml/CAHk-=wjU…

Charlie Kravetz likes this.
FrizN - Kernel Linux - The curious case of CVE-2020-14381
Blog de FrizN : writeups de ctf, pwnables, reverse engineering, exploits, exploitation nativeblog.frizn.fr
git.kernel.org/torvalds/c/d64…
lore.kernel.org/lkml/202101080…

"[…] This converts the io-wq workers to be forked off the tasks in question instead of being kernel threads that assume […] kills > 400 loc […]"
git.kernel.org/torvalds/c/569…
twitter.com/axboe/status/1…
[bookmark=https://twitter.com/kernellogger/status/1365607165545840644]Highlights from big #io_uring merge for #Linux #Kernel 5.12:
* LOOKUP_CACHED, allowing VFS pathname lookups without blocking(¹)
* integration with memcg/memory control groups(²)
* "[…] 10-20% of speedups on workloads that mostly are inline […]"
1/

* Scalability improvements for the new MMU [added in #Kernel 5.10(¹)]
* Support for userspace to emulate Xen hypercalls [allow hosting Xen HVM
guests in KVM(²)]
Changed were submitted by @fagiolinux:
git.kernel.org/torvalds/c/3e1…

git.kernel.org/torvalds/c/6fb…

[PATCH 00/13] arm64: dts: qcom: Update sc7180-trogdor variants from downstream
[PATCH 00/13] arm64: dts: qcom: Update sc7180-trogdor variants from downstreamlore.kernel.org
development statistics for #Linux #kernel 5.11 is now available for free, too:
lwn.net/Articles/84583…
"[…]#Facebook […] home to an increasing number of core-kernel developers […] contributes far more patches to the kernel directory than any other […]"

Development statistics for the 5.11 kernel
The 5.11 kernel was released on February 14 — the most romantic sort of Valentine's day gift one could hope for.lwn.net
Slides: [/bookmark]
git.kernel.org/torvalds/c/4b5…
git.kernel.org/torvalds/c/bfe… (tagged for stable backp.)

kcmp() breaks loose
Given the large set of system calls implemented by the Linux kernel, it would not be surprising for most people to be unfamiliar with a few of them.lwn.net
Rudolf Polzer likes this.
For details see this documentation change:
git.kernel.org/torvalds/c/8e0…

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Jure Repinc reshared this.

eBPF - eBPF Updates #4: In-Memory Loads Detection, Debugging QUIC, Local CI Runs, MTU Checks, but No Pancakes
In several parts of the globe, February is traditionally about love, and pancakes. eBPF sure received a lot of love over the last wee...ebpf.io
git.kernel.org/torvalds/c/7d6…
For details see also this #lwnnet article:
lwn.net/Articles/83756
Congrats and thx for your work on this, @brau_ner!
[bookmark=https://twitter.com/kernellogger/status/1354689489512390657]The #Linux #Kernel might finally get a proper solution to expose files or directories with different ownership to a container: The idmapped mounts patches(¹) from @brau_ner are now in linux-next and he plans to submit them for inclusion in 5.12.
(¹) lore.kernel.org/linux-fsdevel/…

[PATCH v6 00/40] idmapped mounts - Christian Brauner
[PATCH v6 00/40] idmapped mounts - Christian Braunerlore.kernel.org
Sundowner60 5 days ago
Robin 5 days ago