fs: Provide __inode_get_bytes()

Provide helper __inode_get_bytes() which assumes i_lock is already acquired. Quota code will need this to be able to use i_lock to protect consistency of quota accounting information and inode usage. Signed-off-by: Jan Kara <jack@suse.cz>
2017-08-08 09:54:36 +02:00
parent 3ab167d2ba
commit f4a8116a4c
2 changed files with 5 additions and 1 deletions
@@ -710,7 +710,7 @@ loff_t inode_get_bytes(struct inode *inode)
 	loff_t ret;

 	spin_lock(&inode->i_lock);
-	ret = (((loff_t)inode->i_blocks) << 9) + inode->i_bytes;
+	ret = __inode_get_bytes(inode);
 	spin_unlock(&inode->i_lock);
 	return ret;
 }