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[PATCH 3/3] XFS: Print error when there are no free AGs.

To: xfs@xxxxxxxxxxx
Subject: [PATCH 3/3] XFS: Print error when there are no free AGs.
From: raghu.prabhu13@xxxxxxxxx
Date: Sun, 3 Jun 2012 16:42:49 +0530
Cc: raghu.prabhu13@xxxxxxxxx, Raghavendra D Prabhu <rprabhu@xxxxxxxxxxx>
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From: Raghavendra D Prabhu <rprabhu@xxxxxxxxxxx>

After looping through all the AGs and failing to find any with free inodes,
printk once about lack of AGs with free inodes.

Signed-off-by: Raghavendra D Prabhu <rprabhu@xxxxxxxxxxx>
---
 fs/xfs/xfs_ialloc.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index 343d7a8..b24ffa3 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -776,7 +776,11 @@ nextag:
                        tagno = 0;
                if (tagno == agno) {
                        *inop = NULLFSINO;
-                       return noroom ? ENOSPC : 0;
+                       if (noroom) {
+                               pr_err_once("XFS (%s): Out of AGs with free 
inodes: Required %d, Current %llu, Maximum %llu",
+                                               mp->m_fsname, 
XFS_IALLOC_INODES(mp), mp->m_sb.sb_icount, mp->m_maxicount);
+                               return 0;
+                       }
                }
                pag = xfs_perag_get(mp, tagno);
                if (pag->pagi_inodeok == 0) {
-- 
1.7.10.3

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