diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/fs.h | 2 | ||||
| -rw-r--r-- | include/linux/rmap.h | 10 | ||||
| -rw-r--r-- | include/linux/writeback.h | 1 |
3 files changed, 11 insertions, 2 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index f90c0282c114..42efe13077b6 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -135,7 +135,7 @@ typedef void (dio_iodone_t)(struct kiocb *iocb, loff_t offset, #define FMODE_CAN_WRITE ((__force fmode_t)0x40000) /* File was opened by fanotify and shouldn't generate fanotify events */ -#define FMODE_NONOTIFY ((__force fmode_t)0x1000000) +#define FMODE_NONOTIFY ((__force fmode_t)0x4000000) /* * Flag for rw_copy_check_uvector and compat_rw_copy_check_uvector diff --git a/include/linux/rmap.h b/include/linux/rmap.h index c0c2bce6b0b7..d9d7e7e56352 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -37,6 +37,16 @@ struct anon_vma { atomic_t refcount; /* + * Count of child anon_vmas and VMAs which points to this anon_vma. + * + * This counter is used for making decision about reusing anon_vma + * instead of forking new one. See comments in function anon_vma_clone. + */ + unsigned degree; + + struct anon_vma *parent; /* Parent of this anon_vma */ + + /* * NOTE: the LSB of the rb_root.rb_node is set by * mm_take_all_locks() _after_ taking the above lock. So the * rb_root must only be read/written after taking the above lock diff --git a/include/linux/writeback.h b/include/linux/writeback.h index a219be961c0a..00048339c23e 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -177,7 +177,6 @@ int write_cache_pages(struct address_space *mapping, struct writeback_control *wbc, writepage_t writepage, void *data); int do_writepages(struct address_space *mapping, struct writeback_control *wbc); -void set_page_dirty_balance(struct page *page); void writeback_set_ratelimit(void); void tag_pages_for_writeback(struct address_space *mapping, pgoff_t start, pgoff_t end); |