From: Tahsin Erdogan <tahsin@xxxxxxxxxx>
Subject: mm/page-writeback.c: remove unused parameter from balance_dirty_pages()
"mapping" parameter to balance_dirty_pages() is not used anymore.
Fixes: dfb8ae567835 ("writeback: let balance_dirty_pages() work on the matching cgroup bdi_writeback")
Link: http://lkml.kernel.org/r/20170927221311.23263-1-tahsin@xxxxxxxxxx
Signed-off-by: Tahsin Erdogan <tahsin@xxxxxxxxxx>
Acked-by: Michal Hocko <mhocko@xxxxxxxx>
Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Jan Kara <jack@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page-writeback.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff -puN mm/page-writeback.c~writeback-remove-unused-parameter-from-balance_dirty_pages mm/page-writeback.c
--- a/mm/page-writeback.c~writeback-remove-unused-parameter-from-balance_dirty_pages
+++ a/mm/page-writeback.c
@@ -1559,8 +1559,7 @@ static inline void wb_dirty_limits(struc
* If we're over `background_thresh' then the writeback threads are woken to
* perform some writeout.
*/
-static void balance_dirty_pages(struct address_space *mapping,
- struct bdi_writeback *wb,
+static void balance_dirty_pages(struct bdi_writeback *wb,
unsigned long pages_dirtied)
{
struct dirty_throttle_control gdtc_stor = { GDTC_INIT(wb) };
@@ -1910,7 +1909,7 @@ void balance_dirty_pages_ratelimited(str
preempt_enable();
if (unlikely(current->nr_dirtied >= ratelimit))
- balance_dirty_pages(mapping, wb, current->nr_dirtied);
+ balance_dirty_pages(wb, current->nr_dirtied);
wb_put(wb);
}
_
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