Puranjay Mohan shared some of the

work he's been doing recently on improving the
performance of read-copy-update (RCU) at the 2026

Linux
Storage, Filesystem, Memory-Management, and BPF Summit; his talk would have
been nice context to have earlier in the day when Harry Yoo and Alexei
Starovoitov led a session about the

new kmalloc_nolock()...