LKML News v5.10-rc7

[PATCH] mm: mmap_lock: fix use-after-free race and css ref leak in tracepoints (Axel Rasmussen)

https://lkml.kernel.org/r/20201130233504.3725241-1-axelrasmussen@google.com

This patch fixes a use-after-free bug that reported by syzbot.

[PATCH 0/6] prohibit pinning pages in ZONE_MOVABLE (Pavel Tatashin)

https://lkml.kernel.org/r/20201202052330.474592-1-pasha.tatashin@soleen.com

Pinned pages in ZONE_MOVABLE is a wellknown problem. This patchset fixes the issue by forcing pinning new page to allocated from a zone other than ZONE_MOVABLE and migrating out existing pages from the zone during pinning.

[LSFMMBPF 2021] A status update (Josef Bacik)

https://lkml.kernel.org/r/fd5264ac-c84d-e1d4-01e2-62b9c05af892@toxicpanda.com

The plan is not fixed yet, but they are trying to do LSFMMBPF 2021 as an in-person conference in second half of 2021. More detail will be shared again. Hope the pandemic to be finished soon so that we can redo the in-person conference.

Linux 5.10-rc7 (Linus Torvalds)

https://lkml.kernel.org/r/CAHk-=wgtCzNv7ghB=1VK1fYe82GwiS8xdaXTDqcVzQKn4QfrXw@mail.gmail.com

The rc7 is quite normal. Linus seems convincing. v5.10 will be released next week, unless something weird happens!

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

Note that the y-axis is in logarithm. I draw it using https://github.com/sjp38/relstat and https://github.com/sjp38/lazybox using below command:

$ relstat.py --since 2018-12-07 | ~/lazybox/gnuplot/plot.py \
    --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 -rc5 releases in the last two years.