mm: vmscan: take page buffers dirty and locked state into account

[platform/adaptation/renesas_rcar/renesas_kernel.git] / include / linux / fs.h

diff --git a/include/linux/fs.h b/include/linux/fs.h
index fab064a..99be011 100644 (file)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -364,7 +364,7 @@ struct address_space_operations {
 
        /* Unfortunately this kludge is needed for FIBMAP. Don't use it */
        sector_t (*bmap)(struct address_space *, sector_t);
-       void (*invalidatepage) (struct page *, unsigned long);
+       void (*invalidatepage) (struct page *, unsigned int, unsigned int);
        int (*releasepage) (struct page *, gfp_t);
        void (*freepage)(struct page *);
        ssize_t (*direct_IO)(int, struct kiocb *, const struct iovec *iov,
@@ -380,6 +380,7 @@ struct address_space_operations {
        int (*launder_page) (struct page *);
        int (*is_partially_uptodate) (struct page *, read_descriptor_t *,
                                        unsigned long);
+       void (*is_dirty_writeback) (struct page *, bool *, bool *);
        int (*error_remove_page)(struct address_space *, struct page *);
 
        /* swapfile support */
@@ -908,6 +909,7 @@ struct file_lock_operations {
 
 struct lock_manager_operations {
        int (*lm_compare_owner)(struct file_lock *, struct file_lock *);
+       unsigned long (*lm_owner_key)(struct file_lock *);
        void (*lm_notify)(struct file_lock *);  /* unblock callback */
        int (*lm_grant)(struct file_lock *, struct file_lock *, int);
        void (*lm_break)(struct file_lock *);
@@ -2425,6 +2427,7 @@ extern void
 file_ra_state_init(struct file_ra_state *ra, struct address_space *mapping);
 extern loff_t noop_llseek(struct file *file, loff_t offset, int whence);
 extern loff_t no_llseek(struct file *file, loff_t offset, int whence);
+extern loff_t vfs_setpos(struct file *file, loff_t offset, loff_t maxsize);
 extern loff_t generic_file_llseek(struct file *file, loff_t offset, int whence);
 extern loff_t generic_file_llseek_size(struct file *file, loff_t offset,
                int whence, loff_t maxsize, loff_t eof);