diff options
Diffstat (limited to 'include/linux/backing-dev.h')
| -rw-r--r-- | include/linux/backing-dev.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 0ff40c228bee..f04956c900ec 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -156,7 +156,17 @@ int bdi_set_max_ratio(struct backing_dev_info *bdi, unsigned int max_ratio); extern struct backing_dev_info noop_backing_dev_info; -int writeback_in_progress(struct backing_dev_info *bdi); +/** + * writeback_in_progress - determine whether there is writeback in progress + * @wb: bdi_writeback of interest + * + * Determine whether there is writeback waiting to be handled against a + * bdi_writeback. + */ +static inline bool writeback_in_progress(struct bdi_writeback *wb) +{ + return test_bit(WB_writeback_running, &wb->state); +} static inline struct backing_dev_info *inode_to_bdi(struct inode *inode) { |