On Tue, Mar 09, 2021 at 05:31:09PM +0100, David Hildenbrand wrote: > > > > > Signed-off-by: Minchan Kim <minc...@kernel.org> > > > > --- > > > > * from v1 - > > > > https://lore.kernel.org/lkml/20210302210949.2440120-1-minc...@kernel.org/ > > > > * introduce __lru_add_drain_all to minimize changes - mhocko > > > > * use lru_cache_disable for memory-hotplug > > > > * schedule for every cpu at force_all_cpus > > > > > > > > * from RFC - > > > > http://lore.kernel.org/linux-mm/20210216170348.1513483-1-minc...@kernel.org > > > > * use atomic and lru_add_drain_all for strict ordering - mhocko > > > > * lru_cache_disable/enable - mhocko > > > > > > > > include/linux/migrate.h | 6 ++- > > > > include/linux/swap.h | 2 + > > > > mm/memory_hotplug.c | 3 +- > > > > mm/mempolicy.c | 6 +++ > > > > mm/migrate.c | 13 ++++--- > > > > mm/page_alloc.c | 3 ++ > > > > mm/swap.c | 82 +++++++++++++++++++++++++++++++++-------- > > > > 7 files changed, 91 insertions(+), 24 deletions(-) > > > > > > Sorry for nit picking but I think the additional abstraction for > > > migrate_prep is not really needed and we can remove some more code. > > > Maybe we should even get rid of migrate_prep_local which only has a > > > single caller and open coding lru draining with a comment would be > > > better from code reading POV IMO. > > > > Thanks for the code. I agree with you. > > However, in this moment, let's go with this one until we conclude. > > The removal of migrate_prep could be easily done after that. > > I am happy to work on it. > > Can you prepare + send along these cleanups so we can have a look at the end > result? > > (either cleanups before or after your changes - doing cleanups before might > be cleaner as we are not dealing with a fix here that we want to backport)
Okay, let me try one more time.
