[PATCH v3 0/4] shoot lazy tlbs

From: Nicholas Piggin
Date: Tue Jun 01 2021 - 02:23:23 EST


There haven't been objections to the series since last posting, this
is just a rebase and tidies up a few comments minor patch rearranging.

Thanks,
Nick

Nicholas Piggin (4):
lazy tlb: introduce lazy mm refcount helper functions
lazy tlb: allow lazy tlb mm switching to be configurable
lazy tlb: shoot lazies, a non-refcounting lazy tlb option
powerpc/64s: enable MMU_LAZY_TLB_SHOOTDOWN

arch/Kconfig | 38 ++++++++++++
arch/arm/mach-rpc/ecard.c | 2 +-
arch/powerpc/Kconfig | 1 +
arch/powerpc/kernel/smp.c | 2 +-
arch/powerpc/mm/book3s64/radix_tlb.c | 4 +-
fs/exec.c | 4 +-
include/linux/sched/mm.h | 20 +++++++
kernel/cpu.c | 2 +-
kernel/exit.c | 2 +-
kernel/fork.c | 52 ++++++++++++++++
kernel/kthread.c | 11 ++--
kernel/sched/core.c | 88 ++++++++++++++++++++--------
kernel/sched/sched.h | 4 +-
13 files changed, 192 insertions(+), 38 deletions(-)

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2.23.0