Messages in this thread Patch in this message | | | From | Wang Long <> | Subject | [PATCH] writeback: remove the unused function parameter | Date | Thu, 2 Nov 2017 23:44:32 -0400 |
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Signed-off-by: Wang Long <wanglong19@meituan.com> --- include/linux/backing-dev.h | 2 +- mm/page-writeback.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 1662157..186a2e7 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -95,7 +95,7 @@ static inline s64 wb_stat_sum(struct bdi_writeback *wb, enum wb_stat_item item) /* * maximal error of a stat counter. */ -static inline unsigned long wb_stat_error(struct bdi_writeback *wb) +static inline unsigned long wb_stat_error(void) { #ifdef CONFIG_SMP return nr_cpu_ids * WB_STAT_BATCH; diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 0b9c5cb..9287466 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -1543,7 +1543,7 @@ static inline void wb_dirty_limits(struct dirty_throttle_control *dtc) * actually dirty; with m+n sitting in the percpu * deltas. */ - if (dtc->wb_thresh < 2 * wb_stat_error(wb)) { + if (dtc->wb_thresh < 2 * wb_stat_error()) { wb_reclaimable = wb_stat_sum(wb, WB_RECLAIMABLE); dtc->wb_dirty = wb_reclaimable + wb_stat_sum(wb, WB_WRITEBACK); } else { @@ -1802,7 +1802,7 @@ static void balance_dirty_pages(struct address_space *mapping, * more page. However wb_dirty has accounting errors. So use * the larger and more IO friendly wb_stat_error. */ - if (sdtc->wb_dirty <= wb_stat_error(wb)) + if (sdtc->wb_dirty <= wb_stat_error()) break; if (fatal_signal_pending(current)) -- 1.8.3.1
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