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-rw-r--r--mm/backing-dev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 7340353f8aea..cc5d29d2da9b 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -672,7 +672,7 @@ static int cgwb_bdi_init(struct backing_dev_info *bdi)
ret = wb_init(&bdi->wb, bdi, 1, GFP_KERNEL);
if (!ret) {
- bdi->wb.memcg_css = mem_cgroup_root_css;
+ bdi->wb.memcg_css = &root_mem_cgroup->css;
bdi->wb.blkcg_css = blkcg_root_css;
}
return ret;