Merge: exfat: sync to newer upstream version for RHEL9.4

MR: https://gitlab.com/redhat/centos-stream/src/kernel/centos-stream-9/-/merge_requests/3392

JIRA: https://issues.redhat.com/browse/RHEL-9653
Signed-off-by: Pavel Reichl <preichl@redhat.com>

Backport relevant exfat patches up to v6.3,
ff84772 exfat: release s_lock before calling dir_emit() from v6.5, which fixes ca06197 (which is already in c9s),
96b7058 block: add sync_blockdev_range(), because backported patches depend on it

Approved-by: Carlos Maiolino <cmaiolino@redhat.com>
Approved-by: Andrey Albershteyn <aalbersh@redhat.com>
Approved-by: Bill O'Donnell <bodonnel@redhat.com>

Signed-off-by: Scott Weaver <scweaver@redhat.com>

Author: swvrrh

block/bdev.c

@@ -199,6 +199,13 @@ int sync_blockdev(struct block_device *bdev)
 }
 EXPORT_SYMBOL(sync_blockdev);
 
+int sync_blockdev_range(struct block_device *bdev, loff_t lstart, loff_t lend)
+{
+	return filemap_write_and_wait_range(bdev->bd_inode->i_mapping,
+			lstart, lend);
+}
+EXPORT_SYMBOL(sync_blockdev_range);
+
 /*
  * Write out and wait upon all dirty data associated with this
  * device.   Filesystem data as well as the underlying block

fs/exfat/balloc.c

@@ -105,7 +105,7 @@ int exfat_load_bitmap(struct super_block *sb)
 			struct exfat_dentry *ep;
 			struct buffer_head *bh;
 
-			ep = exfat_get_dentry(sb, &clu, i, &bh, NULL);
+			ep = exfat_get_dentry(sb, &clu, i, &bh);
 			if (!ep)
 				return -EIO;