diff options
| -rw-r--r-- | fs/ocfs2/xattr.c | 66 |
1 files changed, 34 insertions, 32 deletions
diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c index 4ce8019f0ef..409f9eeec70 100644 --- a/fs/ocfs2/xattr.c +++ b/fs/ocfs2/xattr.c @@ -718,19 +718,13 @@ out: } static int ocfs2_xattr_value_truncate(struct inode *inode, - struct buffer_head *root_bh, - struct ocfs2_xattr_value_root *xv, + struct ocfs2_xattr_value_buf *vb, int len, struct ocfs2_xattr_set_ctxt *ctxt) { int ret; u32 new_clusters = ocfs2_clusters_for_bytes(inode->i_sb, len); - u32 old_clusters = le32_to_cpu(xv->xr_clusters); - struct ocfs2_xattr_value_buf vb = { - .vb_bh = root_bh, - .vb_xv = xv, - .vb_access = ocfs2_journal_access, - }; + u32 old_clusters = le32_to_cpu(vb->vb_xv->xr_clusters); if (new_clusters == old_clusters) return 0; @@ -738,11 +732,11 @@ static int ocfs2_xattr_value_truncate(struct inode *inode, if (new_clusters > old_clusters) ret = ocfs2_xattr_extend_allocation(inode, new_clusters - old_clusters, - &vb, ctxt); + vb, ctxt); else ret = ocfs2_xattr_shrink_size(inode, old_clusters, new_clusters, - &vb, ctxt); + vb, ctxt); return ret; } @@ -1330,6 +1324,10 @@ static int ocfs2_xattr_set_value_outside(struct inode *inode, struct ocfs2_xattr_value_root *xv = NULL; size_t size = OCFS2_XATTR_SIZE(name_len) + OCFS2_XATTR_ROOT_SIZE; int ret = 0; + struct ocfs2_xattr_value_buf vb = { + .vb_bh = xs->xattr_bh, + .vb_access = ocfs2_journal_access + }; memset(val, 0, size); memcpy(val, xi->name, name_len); @@ -1340,9 +1338,9 @@ static int ocfs2_xattr_set_value_outside(struct inode *inode, xv->xr_list.l_tree_depth = 0; xv->xr_list.l_count = cpu_to_le16(1); xv->xr_list.l_next_free_rec = 0; + vb.vb_xv = xv; - ret = ocfs2_xattr_value_truncate(inode, xs->xattr_bh, xv, - xi->value_len, ctxt); + ret = ocfs2_xattr_value_truncate(inode, &vb, xi->value_len, ctxt); if (ret < 0) { mlog_errno(ret); return ret; @@ -1352,7 +1350,7 @@ static int ocfs2_xattr_set_value_outside(struct inode *inode, mlog_errno(ret); return ret; } - ret = __ocfs2_xattr_set_value_outside(inode, ctxt->handle, xv, + ret = __ocfs2_xattr_set_value_outside(inode, ctxt->handle, vb.vb_xv, xi->value, xi->value_len); if (ret < 0) mlog_errno(ret); @@ -1550,9 +1548,12 @@ static int ocfs2_xattr_set_entry(struct inode *inode, goto out; } else if (!ocfs2_xattr_is_local(xs->here)) { /* For existing xattr which has value outside */ - struct ocfs2_xattr_value_root *xv = NULL; - xv = (struct ocfs2_xattr_value_root *)(val + - OCFS2_XATTR_SIZE(name_len)); + struct ocfs2_xattr_value_buf vb = { + .vb_bh = xs->xattr_bh, + .vb_xv = (struct ocfs2_xattr_value_root *) + (val + OCFS2_XATTR_SIZE(name_len)), + .vb_access = ocfs2_journal_access, + }; if (xi->value_len > OCFS2_XATTR_INLINE_SIZE) { /* @@ -1561,8 +1562,7 @@ static int ocfs2_xattr_set_entry(struct inode *inode, * then set new value with set_value_outside(). */ ret = ocfs2_xattr_value_truncate(inode, - xs->xattr_bh, - xv, + &vb, xi->value_len, ctxt); if (ret < 0) { @@ -1582,7 +1582,7 @@ static int ocfs2_xattr_set_entry(struct inode *inode, ret = __ocfs2_xattr_set_value_outside(inode, handle, - xv, + vb.vb_xv, xi->value, xi->value_len); if (ret < 0) @@ -1594,8 +1594,7 @@ static int ocfs2_xattr_set_entry(struct inode *inode, * just trucate old value to zero. */ ret = ocfs2_xattr_value_truncate(inode, - xs->xattr_bh, - xv, + &vb, 0, ctxt); if (ret < 0) @@ -1714,15 +1713,17 @@ static int ocfs2_remove_value_outside(struct inode*inode, struct ocfs2_xattr_entry *entry = &header->xh_entries[i]; if (!ocfs2_xattr_is_local(entry)) { - struct ocfs2_xattr_value_root *xv; + struct ocfs2_xattr_value_buf vb = { + .vb_bh = bh, + .vb_access = ocfs2_journal_access, + }; void *val; val = (void *)header + le16_to_cpu(entry->xe_name_offset); - xv = (struct ocfs2_xattr_value_root *) + vb.vb_xv = (struct ocfs2_xattr_value_root *) (val + OCFS2_XATTR_SIZE(entry->xe_name_len)); - ret = ocfs2_xattr_value_truncate(inode, bh, xv, - 0, &ctxt); + ret = ocfs2_xattr_value_truncate(inode, &vb, 0, &ctxt); if (ret < 0) { mlog_errno(ret); break; @@ -4651,11 +4652,12 @@ static int ocfs2_xattr_bucket_value_truncate(struct inode *inode, { int ret, offset; u64 value_blk; - struct buffer_head *value_bh = NULL; - struct ocfs2_xattr_value_root *xv; struct ocfs2_xattr_entry *xe; struct ocfs2_xattr_header *xh = bucket_xh(bucket); size_t blocksize = inode->i_sb->s_blocksize; + struct ocfs2_xattr_value_buf vb = { + .vb_access = ocfs2_journal_access, + }; xe = &xh->xh_entries[xe_off]; @@ -4669,11 +4671,11 @@ static int ocfs2_xattr_bucket_value_truncate(struct inode *inode, /* We don't allow ocfs2_xattr_value to be stored in different block. */ BUG_ON(value_blk != (offset + OCFS2_XATTR_ROOT_SIZE - 1) / blocksize); - value_bh = bucket->bu_bhs[value_blk]; - BUG_ON(!value_bh); + vb.vb_bh = bucket->bu_bhs[value_blk]; + BUG_ON(!vb.vb_bh); - xv = (struct ocfs2_xattr_value_root *) - (value_bh->b_data + offset % blocksize); + vb.vb_xv = (struct ocfs2_xattr_value_root *) + (vb.vb_bh->b_data + offset % blocksize); ret = ocfs2_xattr_bucket_journal_access(ctxt->handle, bucket, OCFS2_JOURNAL_ACCESS_WRITE); @@ -4691,7 +4693,7 @@ static int ocfs2_xattr_bucket_value_truncate(struct inode *inode, */ mlog(0, "truncate %u in xattr bucket %llu to %d bytes.\n", xe_off, (unsigned long long)bucket_blkno(bucket), len); - ret = ocfs2_xattr_value_truncate(inode, value_bh, xv, len, ctxt); + ret = ocfs2_xattr_value_truncate(inode, &vb, len, ctxt); if (ret) { mlog_errno(ret); goto out_dirty; |