On Thu, Aug 06, 2020 at 05:07:26PM +0200, Philippe Mathieu-Daudé wrote:
> Last uses of memory_region_clear_global_locking() have been
> removed in commit 7070e085d4 ("acpi: mark PMTIMER as unlocked")
> and commit 08565552f7 ("cputlb: Move NOTDIRTY handling from I/O
> path to TLB path").
> Remove memory_region_clear_global_locking() and the now unused
> 'global_locking' field in MemoryRegion.
> 
> Reported-by: Alexander Bulekov <alxndr@bu.edu>
> Suggested-by: Stefan Hajnoczi <stefanha@redhat.com>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
>  include/exec/memory.h | 14 --------------
>  accel/tcg/cputlb.c    |  4 ++--
>  exec.c                |  2 +-
>  softmmu/memory.c      |  6 ------
>  4 files changed, 3 insertions(+), 23 deletions(-)

It can be added back in later, if necessary. For now let's drop the dead
code.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>