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-rw-r--r--fs/block_dev.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 8bed0557d88..73d6a735b8f 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -405,7 +405,17 @@ static loff_t block_llseek(struct file *file, loff_t offset, int origin)
static int block_fsync(struct file *filp, struct dentry *dentry, int datasync)
{
- return sync_blockdev(I_BDEV(filp->f_mapping->host));
+ struct block_device *bdev = I_BDEV(filp->f_mapping->host);
+ int error;
+
+ error = sync_blockdev(bdev);
+ if (error)
+ return error;
+
+ error = blkdev_issue_flush(bdev, NULL);
+ if (error == -EOPNOTSUPP)
+ error = 0;
+ return error;
}
/*