[Devel] [PATCH 06/11] fuse: Flush files on wb close -v2

[Maxim Patlasov]

Changed in v2:
 - updated patch to be applied smoothly on top of
   "Trust kernel i_mtime only -v2".

Signed-off-by: Maxim Patlasov <MPatlasov at parallels.com>
---
 fs/fuse/file.c |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index eabe202..b4d4189 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -291,6 +291,12 @@ static int fuse_open(struct inode *inode, struct file *file)
 
 static int fuse_release(struct inode *inode, struct file *file)
 {
+	struct fuse_conn *fc = get_fuse_conn(inode);
+
+	/* see fuse_vma_close() for !writeback_cache case */
+	if (fc->writeback_cache)
+		filemap_write_and_wait(file->f_mapping);
+
 	if (test_bit(FUSE_I_MTIME_DIRTY, &get_fuse_inode(inode)->state))
 		fuse_flush_mtime(file, true);