LKML News v5.14-rc6

[PATCH v9 1/2] mm: introduce process_mrelease system call (Suren Baghdasaryan)

https://lkml.kernel.org/r/20210809185259.405936-1-surenb@google.com

9th version of the patchset which introducing a new system call for releasing memory of a process in a speedy manner.

mmotm 2021-08-09-19-18 uploaded (Andrew Morton)

https://lkml.kernel.org/r/20210810021934.XcpwGUEMn%akpm@linux-foundation.org

-mm tree updated.

[PATCH 0/5] x86: Impplement support for unaccepted memory (Kirill A. Shutemov)

https://lkml.kernel.org/r/20210810062626.1012-1-kirill.shutemov@linux.intel.com

Some platforms like Intel TDX or AMD SEV-SNP require memory to be accepted before it can be used by the guest. Because the acceptance operation is existance, this patchset implements on-demand memory acceptance for TDX.

[RFC PATCH] folio: Add a function to get the host inode for a folio (David Howells)

https://lkml.kernel.org/r/162880453171.3369675.3704943108660112470.stgit@warthog.procyon.org.uk

This RFC adds a function folio_inode() which gets the host inode from a folio’s mapping.

mmotm 2021-08-12-17-34 uploaded (Andrew Morton)

https://lkml.kernel.org/r/20210813003532.rn9wMWItF%akpm@linux-foundation.org

mmotm updated. 29 patches added, one dropped (shmem_swapin_page-fix-error-processing-for-get_swap_device.patch), and three modified.

[RFC][PATCH] netfs, afs, ceph: Use folios (David Howells)

https://lkml.kernel.org/r/2408234.1628687271@warthog.procyon.org.uk

This patchset makes netfs helper library and the afs filesystem to use memory folios.

Linux 5.14-rc6 (Linus Torvalds)

https://lkml.kernel.org/r/CAHk-=wi8=9QbNFFZ1PwZ=J-3w6LkhF68_rEns-mN1DCJrYo1qQ@mail.gmail.com

Another fairly normal rc release. Changes spread over usual subsystems.

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 2019-08-16 | ~/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 -rc6 releases in the last two years.