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ocfs2: Add ecc and checksums to ocfs2 xattr buckets.

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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>
This commit is contained in:
Joel Becker 2008-12-05 11:19:37 -08:00 committed by Mark Fasheh
parent 13723d00e3
commit 4d0e214ee8
1 changed files with 13 additions and 0 deletions
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13
fs/ocfs2/xattr.c
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@ -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]);
}