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path: root/drivers/staging/pohmelfs/inode.c
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Diffstat (limited to 'drivers/staging/pohmelfs/inode.c')
-rw-r--r--drivers/staging/pohmelfs/inode.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/staging/pohmelfs/inode.c b/drivers/staging/pohmelfs/inode.c
index c0f0ac7c1cdb..f3c6060c96b8 100644
--- a/drivers/staging/pohmelfs/inode.c
+++ b/drivers/staging/pohmelfs/inode.c
@@ -887,11 +887,16 @@ static struct inode *pohmelfs_alloc_inode(struct super_block *sb)
/*
* We want fsync() to work on POHMELFS.
*/
-static int pohmelfs_fsync(struct file *file, int datasync)
+static int pohmelfs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
{
struct inode *inode = file->f_mapping->host;
-
- return sync_inode_metadata(inode, 1);
+ int err = filemap_write_and_wait_range(inode->i_mapping, start, end);
+ if (!err) {
+ mutex_lock(&inode->i_mutex);
+ err = sync_inode_metadata(inode, 1);
+ mutex_unlock(&inode->i_mutex);
+ }
+ return err;
}
ssize_t pohmelfs_write(struct file *file, const char __user *buf,