Merge tag 'writeback' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux

[mirror_ubuntu-bionic-kernel.git] / include / linux / fs.h

diff --git a/include/linux/fs.h b/include/linux/fs.h
index c0e53372b082f445a6d713839452015de367e8fb..cdc1a9630948e157c3b6e9f1916d0ebfb1bd88d2 100644 (file)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1764,8 +1764,8 @@ struct super_operations {
  * I_FREEING           Set when inode is about to be freed but still has dirty
  *                     pages or buffers attached or the inode itself is still
  *                     dirty.
- * I_CLEAR             Added by end_writeback().  In this state the inode is clean
- *                     and can be destroyed.  Inode keeps I_FREEING.
+ * I_CLEAR             Added by clear_inode().  In this state the inode is
+ *                     clean and can be destroyed.  Inode keeps I_FREEING.
  *
  *                     Inodes that are I_WILL_FREE, I_FREEING or I_CLEAR are
  *                     prohibited for many purposes.  iget() must wait for
@@ -1773,9 +1773,10 @@ struct super_operations {
  *                     anew.  Other functions will just ignore such inodes,
  *                     if appropriate.  I_NEW is used for waiting.
  *
- * I_SYNC              Synchonized write of dirty inode data.  The bits is
- *                     set during data writeback, and cleared with a wakeup
- *                     on the bit address once it is done.
+ * I_SYNC              Writeback of inode is running. The bit is set during
+ *                     data writeback, and cleared with a wakeup on the bit
+ *                     address once it is done. The bit is also used to pin
+ *                     the inode in memory for flusher thread.
  *
  * I_REFERENCED                Marks the inode as recently references on the LRU list.
  *
@@ -2349,7 +2350,7 @@ extern unsigned int get_next_ino(void);
 
 extern void __iget(struct inode * inode);
 extern void iget_failed(struct inode *);
-extern void end_writeback(struct inode *);
+extern void clear_inode(struct inode *);
 extern void __destroy_inode(struct inode *);
 extern struct inode *new_inode_pseudo(struct super_block *sb);
 extern struct inode *new_inode(struct super_block *sb);