diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/backing-dev.h | 9 | ||||
| -rw-r--r-- | include/linux/writeback.h | 3 |
2 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index b66fa2bdfd9..6d513666d45 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -11,9 +11,11 @@ #include <linux/percpu_counter.h> #include <linux/log2.h> #include <linux/proportions.h> +#include <linux/kernel.h> #include <asm/atomic.h> struct page; +struct device; /* * Bits in backing_dev_info.state @@ -48,11 +50,18 @@ struct backing_dev_info { struct prop_local_percpu completions; int dirty_exceeded; + + struct device *dev; }; int bdi_init(struct backing_dev_info *bdi); void bdi_destroy(struct backing_dev_info *bdi); +int bdi_register(struct backing_dev_info *bdi, struct device *parent, + const char *fmt, ...); +int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev); +void bdi_unregister(struct backing_dev_info *bdi); + static inline void __add_bdi_stat(struct backing_dev_info *bdi, enum bdi_stat_item item, s64 amount) { diff --git a/include/linux/writeback.h b/include/linux/writeback.h index b7b3362f771..f462439cc28 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -114,6 +114,9 @@ struct file; int dirty_writeback_centisecs_handler(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); +void get_dirty_limits(long *pbackground, long *pdirty, long *pbdi_dirty, + struct backing_dev_info *bdi); + void page_writeback_init(void); void balance_dirty_pages_ratelimited_nr(struct address_space *mapping, unsigned long nr_pages_dirtied); |