From f3ba92bf0591b6b3f500a5117137d26e30084379 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Mon, 31 Jul 2017 20:19:09 +0800 Subject: f2fs: support inode checksum This patch adds to support inode checksum in f2fs. Signed-off-by: Chao Yu [Jaegeuk Kim: fix verification flow] Signed-off-by: Jaegeuk Kim --- fs/f2fs/node.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'fs/f2fs/node.c') diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index fbe5f3559..1fda3b286 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -1181,6 +1181,11 @@ repeat: err = -EIO; goto out_err; } + + if (!f2fs_inode_chksum_verify(sbi, page)) { + err = -EBADMSG; + goto out_err; + } page_hit: mark_page_accessed(page); @@ -2295,6 +2300,8 @@ retry: F2FS_FITS_IN_INODE(src, le16_to_cpu(src->i_extra_isize), i_projid)) dst->i_projid = src->i_projid; + + f2fs_inode_chksum_set(sbi, ipage); } new_ni = old_ni; -- cgit v1.2.3