LKML News v6.12
[PATCH 0/4] move per-vma lock into vm_area_struct (Suren Baghdasaryan)
https://lore.kernel.org/20241111205506.3404479-1-surenb@google.com
Suren posted a patch moving vm_lock
back into vm_area_struct
after
confirming the performance regression found before happens only on limited
cases (old Broadwell microarchitecture).