LKML News v6.9-rc4

[PATCH v4 0/9] transfer page to folio in KSM (Alex Shi)

Alex sent the first patchset for making KSM uses folios.

[PATCH] tracing: Add new_exec tracepoint (Marco Elver)

Marco sent a patch for adding a new tracepoint. The tracepoint is for tracing a case where new exec starts while having original state including the mm.

Announcing Community Engagement Working Group (Nikolai Kondrashov)

KernelCI project announces Community Engagement Working Group which will purpose to connect with kernel maintainers and discuss test quality improvement for their subsystems.

[PATCH] mm,page_owner: Defer enablement of static branch (Oscar Salvador)

To fix a memory leak that Kefeng reported, Oscar wrote this patch that defers enablement of static branches that could causes races otherwise.

[PATCH v2] tracing: Add sched_prepare_exec tracepoint (Marco Elver)

Marco sent the second version of new_exec tacepoint patchset renaming it to sched_prepare_exec.

Linux 6.9-rc4 (Linus Torvalds)

Linux 6.9-rc4 is out without nothing special for Linus. Linus mentions the hardware mitigation for BHI is not special anymore, since such mitigations existed more than a decade now.

Below is the diffstat of the releases in the last two years.

Kernel release stat

Note that the y-axis is in logarithm. I draw it using using below command:

$ --since 2022-04-15 | ~/lazybox/gnuplot/ \
    --data_fmt table --type labeled-lines --xtics_rotate -90 \
    --font "Times New Roman, 5pt" --ylog --pointsize 0.3

And, below is the diffstat of the -rc4 releases in the last two years.

rc4 release stat

SeongJae Park
Kernel Development Engineer

SeongJae Park is a programmer who loves to analyze and develop systems.