linux-kernel - [PATCH 11/11] f2fs: retry to truncate blocks in -ENOMEM case

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Date:	Tue,  3 May 2016 11:21:48 -0700
From:	Jaegeuk Kim <jaegeuk@...nel.org>
To:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-f2fs-devel@...ts.sourceforge.net
Cc:	Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH 11/11] f2fs: retry to truncate blocks in -ENOMEM case

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

Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/inode.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index f4ac851..5cccd7a 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);
 
@@ -374,6 +374,11 @@ no_delete:
 
 	if (err && err != -ENOENT) {
 		if (!exist_written_data(sbi, inode->i_ino, ORPHAN_INO)) {
+			/* give more chances, if ENOMEM case */
+			if (err == -ENOMEM) {
+				err = 0;
+				goto retry;
+			}
 			/*
 			 * get here because we failed to release resource
 			 * of inode previously, reminder our user to run fsck
-- 
2.6.3