diff options
Diffstat (limited to 'include/linux/backing-dev.h')
| -rw-r--r-- | include/linux/backing-dev.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 0c8342747cab..c2284466e7aa 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -76,8 +76,6 @@ static inline s64 wb_stat_sum(struct bdi_writeback *wb, enum wb_stat_item item) return percpu_counter_sum_positive(&wb->stat[item]); } -extern void wb_writeout_inc(struct bdi_writeback *wb); - /* * maximal error of a stat counter. */ @@ -136,6 +134,19 @@ static inline bool mapping_can_writeback(struct address_space *mapping) return inode_to_bdi(mapping->host)->capabilities & BDI_CAP_WRITEBACK; } +/* Must not be used by file systems that support cgroup writeback */ +static inline int bdi_wb_dirty_exceeded(struct backing_dev_info *bdi) +{ + return bdi->wb.dirty_exceeded; +} + +/* Must not be used by file systems that support cgroup writeback */ +static inline void bdi_wb_stat_mod(struct inode *inode, enum wb_stat_item item, + s64 amount) +{ + wb_stat_mod(&inode_to_bdi(inode)->wb, item, amount); +} + #ifdef CONFIG_CGROUP_WRITEBACK struct bdi_writeback *wb_get_lookup(struct backing_dev_info *bdi, |