XArray Proposed For Merging In The Linux 4.19 Kernel

[phoronix]

Phoronix: XArray Proposed For Merging In The Linux 4.19 Kernel

Matthew Wilcox who most recently has been employed by Microsoft is looking to get the new XArray data structure added to the Linux 4.19 kernel...

http://www.phoronix.com/scan.php?page=news_item&px=XArray-For-Linux-4.19

[boxie]

Any word on performance numbers for XArray?

[timofonic]

I still can't understand it. Any more easier to understand explanation?

[Aeder]

I still can't understand it. Any more easier to understand explanation?

This is the kind of thing that is inherently more interesting to developers than to users. But here a slightly more accessible explanation:

https://lwn.net/Articles/745073/

It also links the explanation for radix tress which is what XArray is trying to improve by changing some design decisions and making it easier to adopt:

https://lwn.net/Articles/175432/