Restartable Sequences "RSEQ" Seeing Up To 16.7x Speedup With Newest Linux Patch

[Hi-Angel]

I hope this gets backported to 6.12

Please correct me if I'm wrong, but AFAIK in GLibc rseq is only used for `getcpu()`. So unless you have a workload that frequently calls that function or you use an alternative library that makes use of rseq for something else, this patch would have zero impact on you.

[MastaG]

I hope this gets backported to 6.12

[phoronix]

Phoronix: Restartable Sequences "RSEQ" Seeing Up To 16.7x Speedup With Newest Linux Patch

For those making use of Restartable Sequences (RSEQ) on Linux systems, there is an enticing performance optimization on the way...

https://www.phoronix.com/news/RSEQ-Cache-Local-Speedup