On 05/25/23 at 02:57pm, Thomas Gleixner wrote: > This an update of version 1 which can be found here: > > https://lore.kernel.org/mm/20230523135902.517032811@xxxxxxxxxxxxx > > Following up to the discussion about excessive TLB flushes > > https://lore.kernel.org/all/87a5y5a6kj.ffs@tglx > > this series addresses the following issues: > > 1) Prevent the stale TLB problem related to fully utilized vmap blocks > > 2) Avoid the double per CPU list walk in _vm_unmap_aliases() > > 3) Avoid flushing dirty space over and over > > 4) Add a lockless quickcheck in vb_alloc() and add missing > READ/WRITE_ONCE() annotations > > 5) Prevent overeager purging of usable vmap_blocks if > not under memory/address space pressure. > > Changes vs. version 1: > > - Coding style issues > - Remove unneccesary force_purge arguments > - Amend changelog of 1/6 > - Pick up Reviewed-by tags where applicable The series looks good to me, thx. Reviewed-by: Baoquan He <bhe@xxxxxxxxxx>
