mm/vmscan: remove sc->file_taken

No one is using it now, just remove it.

Link: https://lore.kernel.org/20260428-mglru-reclaim-v7-13-02fabb92dc43@tencent.com
Signed-off-by: Kairui Song <kasong@tencent.com>
Reviewed-by: Axel Rasmussen <axelrasmussen@google.com>
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: Chen Ridong <chenridong@huaweicloud.com>
Cc: Barry Song <baohua@kernel.org>
Cc: Chris Li <chrisl@kernel.org>
Cc: David Hildenbrand <david@kernel.org>
Cc: David Stevens <stevensd@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Kalesh Singh <kaleshsingh@google.com>
Cc: Leno Hou <lenohou@gmail.com>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Shakeel Butt <shakeel.butt@linux.dev>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vernon Yang <vernon2gm@gmail.com>
Cc: Wei Xu <weixugc@google.com>
Cc: Yafang <laoar.shao@gmail.com>
Cc: Yuanchu Xie <yuanchu@google.com>
Cc: Yu Zhao <yuzhao@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 22c78509c2c8fd42a95255487380cb082516368c..e464928252fa3e63b85ba93ba2f1b6d24445c169 100644 (file)
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -173,7 +173,6 @@ struct scan_control {
                unsigned int congested;
                unsigned int writeback;
                unsigned int immediate;
-               unsigned int file_taken;
                unsigned int taken;
        } nr;
 
@@ -2044,8 +2043,6 @@ static unsigned long shrink_inactive_list(unsigned long nr_to_scan,
        sc->nr.writeback += stat.nr_writeback;
        sc->nr.immediate += stat.nr_immediate;
        sc->nr.taken += nr_taken;
-       if (file)
-               sc->nr.file_taken += nr_taken;
 
        trace_mm_vmscan_lru_shrink_inactive(pgdat->node_id,
                        nr_scanned, nr_reclaimed, &stat, sc->priority, file);