[PATCH] FUSE: add fsync operation for directories

This patch adds a new FSYNCDIR request, which is sent when fsync is called
on directories.  This operation is available in libfuse 2.3-pre1 or
greater.

Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index 84849601363..d7647289d8a 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -248,6 +248,9 @@ struct fuse_conn {
 	/** Is fsync not implemented by fs? */
 	unsigned no_fsync : 1;
 
+	/** Is fsyncdir not implemented by fs? */
+	unsigned no_fsyncdir : 1;
+
 	/** Is flush not implemented by fs? */
 	unsigned no_flush : 1;
 
@@ -340,6 +343,12 @@ int fuse_open_common(struct inode *inode, struct file *file, int isdir);
 int fuse_release_common(struct inode *inode, struct file *file, int isdir);
 
 /**
+ * Send FSYNC or FSYNCDIR request
+ */
+int fuse_fsync_common(struct file *file, struct dentry *de, int datasync,
+		      int isdir);
+
+/**
  * Initialise file operations on a regular file
  */
 void fuse_init_file_inode(struct inode *inode);