From 4c0c294934b055aca765737c3b06698f51e9124d Mon Sep 17 00:00:00 2001
From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Tue, 3 May 2016 09:22:18 -0700
Subject: f2fs: retry to truncate blocks in -ENOMEM case

This patch modifies to retry truncating node blocks in -ENOMEM case.

Signed-off-by: Hou Pengyang <houpengyang@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index f4ac851..baf3a2a 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -344,7 +344,7 @@ void f2fs_evict_inode(struct inode *inode)
 	sb_start_intwrite(inode->i_sb);
 	set_inode_flag(fi, FI_NO_ALLOC);
 	i_size_write(inode, 0);
-
+retry:
 	if (F2FS_HAS_BLOCKS(inode))
 		err = f2fs_truncate(inode, true);
 
@@ -354,6 +354,12 @@ void f2fs_evict_inode(struct inode *inode)
 		f2fs_unlock_op(sbi);
 	}
 
+	/* give more chances, if ENOMEM case */
+	if (err == -ENOMEM) {
+		err = 0;
+		goto retry;
+	}
+
 	sb_end_intwrite(inode->i_sb);
 no_delete:
 	stat_dec_inline_xattr(inode);
-- 
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