diff options
Diffstat (limited to 'include/linux/backing-dev.h')
-rw-r--r-- | include/linux/backing-dev.h | 41 |
1 files changed, 4 insertions, 37 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 557d84063934..854e1bdd0b2a 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -66,37 +66,17 @@ static inline bool bdi_has_dirty_io(struct backing_dev_info *bdi) static inline void __add_wb_stat(struct bdi_writeback *wb, enum wb_stat_item item, s64 amount) { - __percpu_counter_add(&wb->stat[item], amount, WB_STAT_BATCH); -} - -static inline void __inc_wb_stat(struct bdi_writeback *wb, - enum wb_stat_item item) -{ - __add_wb_stat(wb, item, 1); + percpu_counter_add_batch(&wb->stat[item], amount, WB_STAT_BATCH); } static inline void inc_wb_stat(struct bdi_writeback *wb, enum wb_stat_item item) { - unsigned long flags; - - local_irq_save(flags); - __inc_wb_stat(wb, item); - local_irq_restore(flags); -} - -static inline void __dec_wb_stat(struct bdi_writeback *wb, - enum wb_stat_item item) -{ - __add_wb_stat(wb, item, -1); + __add_wb_stat(wb, item, 1); } static inline void dec_wb_stat(struct bdi_writeback *wb, enum wb_stat_item item) { - unsigned long flags; - - local_irq_save(flags); - __dec_wb_stat(wb, item); - local_irq_restore(flags); + __add_wb_stat(wb, item, -1); } static inline s64 wb_stat(struct bdi_writeback *wb, enum wb_stat_item item) @@ -104,22 +84,9 @@ static inline s64 wb_stat(struct bdi_writeback *wb, enum wb_stat_item item) return percpu_counter_read_positive(&wb->stat[item]); } -static inline s64 __wb_stat_sum(struct bdi_writeback *wb, - enum wb_stat_item item) -{ - return percpu_counter_sum_positive(&wb->stat[item]); -} - static inline s64 wb_stat_sum(struct bdi_writeback *wb, enum wb_stat_item item) { - s64 sum; - unsigned long flags; - - local_irq_save(flags); - sum = __wb_stat_sum(wb, item); - local_irq_restore(flags); - - return sum; + return percpu_counter_sum_positive(&wb->stat[item]); } extern void wb_writeout_inc(struct bdi_writeback *wb); |