Memory-handling oddity from the age of the 286 has been around since ‘pretty much the original release of Linux’

Linus Torvalds has given the world the first release candidate of version 5.10 of the Linux kernel and called out what he’s labelled an historic change – the removal of an addressing tool that appears to have been around for nearly 30 years, sparked a nasty bug a decade ago but has since been made redundant by chipmakers.…

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