mm/vmscan.c: do_try_to_free_pages(): clean code by removing unnecessary assignment

sc->memcg_low_skipped resets skipped_deactivate to 0 but this is not
needed as this code path is never reachable with skipped_deactivate != 0
due to previous sc->skipped_deactivate branch.

[mhocko@kernel.org: rewrite changelog]
Signed-off-by: Mateusz Nosek <mateusznosek0@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@kernel.org>
Link: http://lkml.kernel.org/r/20200319165938.23354-1-mateusznosek0@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 3954f85..2e8e690 100644 (file)
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3093,7 +3093,6 @@ retry:
        if (sc->memcg_low_skipped) {
                sc->priority = initial_priority;
                sc->force_deactivate = 0;
-               sc->skipped_deactivate = 0;
                sc->memcg_low_reclaim = 1;
                sc->memcg_low_skipped = 0;
                goto retry;