On Thu, Jun 18, 2020 at 03:22:25PM -0700, Axel Rasmussen wrote: > > include/linux/lockdep.h | 47 ++++++ > include/linux/mmap_lock.h | 27 ++- > include/linux/rwsem.h | 12 ++ > include/trace/events/mmap_lock.h | 76 +++++++++ > kernel/locking/rwsem.c | 64 +++++++ > mm/Kconfig | 19 +++ > mm/Makefile | 1 + > mm/mmap_lock.c | 281 +++++++++++++++++++++++++++++++ > 8 files changed, 526 insertions(+), 1 deletion(-) > create mode 100644 include/trace/events/mmap_lock.h > create mode 100644 mm/mmap_lock.c This should have been at least a hand-full of patches. Most definitely not a single patch.