From 2ea0392983a82f7dc3055568ae0f2558724d119b Mon Sep 17 00:00:00 2001
From: Carlos Maiolino <cmaiolino@redhat.com>
Date: Thu, 20 Sep 2012 10:32:41 -0300
Subject: xfs: Make inode32 a remountable option

As inode64 is the default option now, and was also made remountable
previously, inode32 can also be remounted on-the-fly when it is needed.

Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>

diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 168d498..d93f2c7 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -122,13 +122,18 @@ mempool_t *xfs_ioend_pool;
  * in the future, too.
  */
 enum {
-	Opt_barrier, Opt_nobarrier, Opt_inode64, Opt_err
+	Opt_barrier,
+	Opt_nobarrier,
+	Opt_inode64,
+	Opt_inode32,
+	Opt_err
 };
 
 static const match_table_t tokens = {
 	{Opt_barrier, "barrier"},
 	{Opt_nobarrier, "nobarrier"},
 	{Opt_inode64, "inode64"},
+	{Opt_inode32, "inode32"},
 	{Opt_err, NULL}
 };
 
@@ -1141,6 +1146,9 @@ xfs_fs_remount(
 		case Opt_inode64:
 			mp->m_maxagi = xfs_set_inode64(mp);
 			break;
+		case Opt_inode32:
+			mp->m_maxagi = xfs_set_inode32(mp);
+			break;
 		default:
 			/*
 			 * Logically we would return an error here to prevent
-- 
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