- __be64 *dataptrs = GFS2_EA2DATAPTRS(ea);
- unsigned int x;
- int error;
-
- bh = kcalloc(nptrs, sizeof(struct buffer_head *), GFP_NOFS);
- if (!bh)
- return -ENOMEM;
-
- error = gfs2_trans_begin(sdp, nptrs + RES_DINODE, 0);
- if (error)
- goto out;
-
- for (x = 0; x < nptrs; x++) {
- error = gfs2_meta_read(ip->i_gl, be64_to_cpu(*dataptrs), 0,
- bh + x);
- if (error) {
- while (x--)
- brelse(bh[x]);
- goto fail;
- }
- dataptrs++;
- }
-
- for (x = 0; x < nptrs; x++) {
- error = gfs2_meta_wait(sdp, bh[x]);
- if (error) {
- for (; x < nptrs; x++)
- brelse(bh[x]);
- goto fail;
- }
- if (gfs2_metatype_check(sdp, bh[x], GFS2_METATYPE_ED)) {
- for (; x < nptrs; x++)
- brelse(bh[x]);
- error = -EIO;
- goto fail;
- }
-
- gfs2_trans_add_bh(ip->i_gl, bh[x], 1);
-
- memcpy(bh[x]->b_data + sizeof(struct gfs2_meta_header), data,
- (sdp->sd_jbsize > amount) ? amount : sdp->sd_jbsize);
-
- amount -= sdp->sd_jbsize;
- data += sdp->sd_jbsize;
-
- brelse(bh[x]);
- }