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-rw-r--r--mm/page-writeback.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 51b3eb6ab44..63512a9ed57 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -987,6 +987,8 @@ int test_clear_page_writeback(struct page *page)
} else {
ret = TestClearPageWriteback(page);
}
+ if (ret)
+ dec_zone_page_state(page, NR_WRITEBACK);
return ret;
}
@@ -1012,6 +1014,8 @@ int test_set_page_writeback(struct page *page)
} else {
ret = TestSetPageWriteback(page);
}
+ if (!ret)
+ inc_zone_page_state(page, NR_WRITEBACK);
return ret;
}