diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/backing-dev-defs.h | 2 | ||||
| -rw-r--r-- | include/linux/backing-dev.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h index 8fb740178d5d..1075f2552cfc 100644 --- a/include/linux/backing-dev-defs.h +++ b/include/linux/backing-dev-defs.h @@ -185,6 +185,8 @@ struct bdi_writeback { }; struct backing_dev_info { + u64 id; + struct rb_node rb_node; /* keyed by ->id */ struct list_head bdi_list; unsigned long ra_pages; /* max readahead in PAGE_SIZE units */ unsigned long io_pages; /* max allowed IO size */ diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 02650b1253a2..84cdcfbc763f 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -24,6 +24,7 @@ static inline struct backing_dev_info *bdi_get(struct backing_dev_info *bdi) return bdi; } +struct backing_dev_info *bdi_get_by_id(u64 id); void bdi_put(struct backing_dev_info *bdi); __printf(2, 3) |