[0/4] cputlb: add tlb_flush_other_cpu

Message

Alex Bennée Feb. 25, 2025, 6:46 p.m. UTC

This is based on one of the fixes from Igor's series:

  [e-mail]

Rather than reverting the patch I cleaned up a couple of cases where
we either didn't need to do a flush or we could trivially defer to
when the CPU started running. For the other cases I introduced
tlb_flush_other_cpu() for users like reset and post migration. Any
other users wanting to do a cross-vcpu blat everything function like
tlb_flush() are almost certainly wanting to use a different more
targeted helper which still supports queuing async work.

Alex.

Alex Bennée (3):
  target/ppc: drop ppc_tlb_invalidate_all from cpu_reset
  target/hppa: defer hppa_ptlbe until CPU starts running
  cputlb: introduce tlb_flush_other_cpu for reset use

Igor Mammedov (1):
  tcg:tlb: use tcg_debug_assert() in assert_cpu_is_self()

 include/exec/exec-all.h   | 20 ++++++++++++++++----
 accel/tcg/cputlb.c        | 18 +++++++++++++-----
 accel/tcg/tcg-accel-ops.c |  2 +-
 cpu-target.c              |  2 +-
 target/hppa/cpu.c         | 10 +++++++++-
 target/i386/machine.c     |  2 +-
 target/ppc/cpu_init.c     |  3 ---
 7 files changed, 41 insertions(+), 16 deletions(-)