Messages in this thread Patch in this message |  | | | From | Mark Fasheh <> | | Subject | [PATCH 09/35] ocfs2: Add ecc and checksums to ocfs2 xattr buckets. | | Date | Thu, 25 Dec 2008 10:04:24 -0800 |
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From: Joel Becker <joel.becker@oracle.com>
The xattr bucket can span multiple blocks on disk. We have wrappers for this structure in the code. We use the new multi-block ecc calls to calculate and validate the bucket.
Signed-off-by: Joel Becker <joel.becker@oracle.com> Signed-off-by: Mark Fasheh <mfasheh@suse.com> --- fs/ocfs2/xattr.c | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c index bc822d6..7c2f4c9 100644 --- a/fs/ocfs2/xattr.c +++ b/fs/ocfs2/xattr.c @@ -273,6 +273,15 @@ static int ocfs2_read_xattr_bucket(struct ocfs2_xattr_bucket *bucket, rc = ocfs2_read_blocks(bucket->bu_inode, xb_blkno, bucket->bu_blocks, bucket->bu_bhs, 0, NULL); + if (!rc) { + rc = ocfs2_validate_meta_ecc_bhs(bucket->bu_inode->i_sb, + bucket->bu_bhs, + bucket->bu_blocks, + &bucket_xh(bucket)->xh_check); + if (rc) + mlog_errno(rc); + } + if (rc) ocfs2_xattr_bucket_relse(bucket); return rc; @@ -301,6 +310,10 @@ static void ocfs2_xattr_bucket_journal_dirty(handle_t *handle, { int i; + ocfs2_compute_meta_ecc_bhs(bucket->bu_inode->i_sb, + bucket->bu_bhs, bucket->bu_blocks, + &bucket_xh(bucket)->xh_check); + for (i = 0; i < bucket->bu_blocks; i++) ocfs2_journal_dirty(handle, bucket->bu_bhs[i]); } -- 1.5.6
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