pfSense

Revert "Correct RAM disk swap calculation. Issue #13508"

This reverts commit b10998b1951b3e0d1cb74449a6b6dd333b9d292a.

Correct RAM disk swap calculation. Issue #13508

It was not factored into the shell version as it should be (still a
problem here, see Redmine).

It was also returning a bogus small value on systems that have no swap
configured.

Update copyright years to include 2023

Improvements to ramdisk functions for improved handling on ZFS

Revert "Fixes RAM disk handling on ZFS (support boot environments)"

This reverts commit e6b47d6812b1a46738c75a8991cd1393b200d7ef

Fixes RAM disk handling on ZFS (support boot environments)

Revert "Fix RAM disk support for ZFS layout changes related to BEs. Fixes #13182"

This reverts commit b9097e4cfe3fcbdec86a00a5a470d93d05ea8102

Fix RAM disk support for ZFS layout changes related to BEs. Fixes #13182

Remove orphaned ram disk backup script

Update the Copyright year of the files owned by Rubicon/Netgate.

Convert RAM disks to tmpfs. Implements #12145

Captive Portal DB/Vouchers RAM disk backup. Issue #11894

Update the Copyright year.

A subsequent commit will deal with .po's.

RAM Disk robustness improvements. Fixes NG 3173

• Prevents RAM disk from being partially enabled and left in a broken
  state if the RAM disks cannot be created
• Prevents RAM disks from potentially overcommitting free kernel memory,
  which FreeBSD now prevents, but could result in errors....