linux-kernel - [PATCH] f2fs: fix to recover converted inline

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:	Tue, 25 Nov 2014 18:08:11 -0800
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] f2fs: fix to recover converted inline_data

If an inode has converted inline_data which was written to the disk, we should
set its inode flag for further fsync so that this inline_data can be recovered
from sudden power off.

Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/inline.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index e27f290..f2d3c58 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -122,6 +122,9 @@ no_update:
 	if (dirty)
 		inode_dec_dirty_pages(dn->inode);
 
+	/* this converted inline_data should be recovered. */
+	set_inode_flag(F2FS_I(dn->inode), FI_APPEND_WRITE);
+
 	/* clear inline data and flag after data writeback */
 	truncate_inline_data(dn->inode_page, 0);
 clear_out:
-- 
2.1.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/