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-rw-r--r--fs/block_dev.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 966617a..9fb0b15 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -378,7 +378,7 @@ out:
return retval;
}
-int blkdev_fsync(struct file *filp, int datasync)
+int blkdev_fsync(struct file *filp, loff_t start, loff_t end, int datasync)
{
struct inode *bd_inode = filp->f_mapping->host;
struct block_device *bdev = I_BDEV(bd_inode);
@@ -389,14 +389,10 @@ int blkdev_fsync(struct file *filp, int datasync)
* i_mutex and doing so causes performance issues with concurrent
* O_SYNC writers to a block device.
*/
- mutex_unlock(&bd_inode->i_mutex);
-
error = blkdev_issue_flush(bdev, GFP_KERNEL, NULL);
if (error == -EOPNOTSUPP)
error = 0;
- mutex_lock(&bd_inode->i_mutex);
-
return error;
}
EXPORT_SYMBOL(blkdev_fsync);
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