Lines Matching refs:sdp
88 static unsigned int gfs2_qd_hash(const struct gfs2_sbd *sdp,
93 h = jhash(&sdp, sizeof(struct gfs2_sbd *), 0);
112 struct gfs2_sbd *sdp = qd->qd_sbd;
115 if (atomic_dec_and_test(&sdp->sd_quota_count))
116 wake_up(&sdp->sd_kill_wait);
121 struct gfs2_sbd *sdp = qd->qd_sbd;
131 if (!gfs2_withdrawn(sdp)) {
132 gfs2_assert_warn(sdp, !qd->qd_change);
133 gfs2_assert_warn(sdp, !qd->qd_slot_ref);
134 gfs2_assert_warn(sdp, !qd->qd_bh_count);
219 static struct gfs2_quota_data *qd_alloc(unsigned hash, struct gfs2_sbd *sdp, struct kqid qid)
228 qd->qd_sbd = sdp;
236 error = gfs2_glock_get(sdp, qd2index(qd),
249 const struct gfs2_sbd *sdp,
258 if (qd->qd_sbd != sdp)
270 static int qd_get(struct gfs2_sbd *sdp, struct kqid qid,
274 unsigned int hash = gfs2_qd_hash(sdp, qid);
277 *qdp = qd = gfs2_qd_search_bucket(hash, sdp, qid);
283 new_qd = qd_alloc(hash, sdp, qid);
289 *qdp = qd = gfs2_qd_search_bucket(hash, sdp, qid);
293 list_add(&new_qd->qd_list, &sdp->sd_quota_list);
295 atomic_inc(&sdp->sd_quota_count);
311 struct gfs2_sbd *sdp = qd->qd_sbd;
312 gfs2_assert(sdp, !__lockref_is_dead(&qd->qd_lockref));
318 struct gfs2_sbd *sdp;
324 sdp = qd->qd_sbd;
325 if (unlikely(!test_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags))) {
340 struct gfs2_sbd *sdp = qd->qd_sbd;
344 spin_lock(&sdp->sd_bitmap_lock);
346 bit = find_first_zero_bit(sdp->sd_quota_bitmap,
347 sdp->sd_quota_slots);
348 if (bit >= sdp->sd_quota_slots) {
352 set_bit(bit, sdp->sd_quota_bitmap);
357 spin_unlock(&sdp->sd_bitmap_lock);
363 struct gfs2_sbd *sdp = qd->qd_sbd;
365 spin_lock(&sdp->sd_bitmap_lock);
366 gfs2_assert(sdp, qd->qd_slot_ref);
368 spin_unlock(&sdp->sd_bitmap_lock);
373 struct gfs2_sbd *sdp = qd->qd_sbd;
375 spin_lock(&sdp->sd_bitmap_lock);
376 gfs2_assert(sdp, qd->qd_slot_ref);
378 BUG_ON(!test_and_clear_bit(qd->qd_slot, sdp->sd_quota_bitmap));
381 spin_unlock(&sdp->sd_bitmap_lock);
386 struct gfs2_sbd *sdp = qd->qd_sbd;
387 struct inode *inode = sdp->sd_qc_inode;
394 mutex_lock(&sdp->sd_quota_mutex);
397 mutex_unlock(&sdp->sd_quota_mutex);
401 block = qd->qd_slot / sdp->sd_qc_per_block;
402 offset = qd->qd_slot % sdp->sd_qc_per_block;
418 if (gfs2_metatype_check(sdp, bh, GFS2_METATYPE_QC))
426 mutex_unlock(&sdp->sd_quota_mutex);
434 mutex_unlock(&sdp->sd_quota_mutex);
440 struct gfs2_sbd *sdp = qd->qd_sbd;
442 mutex_lock(&sdp->sd_quota_mutex);
443 gfs2_assert(sdp, qd->qd_bh_count);
449 mutex_unlock(&sdp->sd_quota_mutex);
452 static int qd_check_sync(struct gfs2_sbd *sdp, struct gfs2_quota_data *qd,
474 list_move_tail(&qd->qd_list, &sdp->sd_quota_list);
481 static int qd_bh_get_or_undo(struct gfs2_sbd *sdp, struct gfs2_quota_data *qd)
495 static int qd_fish(struct gfs2_sbd *sdp, struct gfs2_quota_data **qdp)
502 if (sb_rdonly(sdp->sd_vfs))
507 list_for_each_entry(iter, &sdp->sd_quota_list, qd_list) {
508 if (qd_check_sync(sdp, iter, &sdp->sd_quota_sync_gen)) {
517 error = qd_bh_get_or_undo(sdp, qd);
540 static int qdsb_get(struct gfs2_sbd *sdp, struct kqid qid,
545 error = qd_get(sdp, qid, qdp);
573 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
576 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
613 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
617 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
626 if (gfs2_assert_warn(sdp, !ip->i_qadata->qa_qd_num) ||
627 gfs2_assert_warn(sdp, !test_bit(GIF_QD_LOCKED, &ip->i_flags))) {
633 error = qdsb_get(sdp, make_kqid_uid(ip->i_inode.i_uid), qd);
639 error = qdsb_get(sdp, make_kqid_gid(ip->i_inode.i_gid), qd);
647 error = qdsb_get(sdp, make_kqid_uid(uid), qd);
656 error = qdsb_get(sdp, make_kqid_gid(gid), qd);
672 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
678 gfs2_assert_warn(sdp, !test_bit(GIF_QD_LOCKED, &ip->i_flags));
702 struct gfs2_sbd *sdp = qd->qd_sbd;
703 struct gfs2_inode *ip = GFS2_I(sdp->sd_qc_inode);
707 mutex_lock(&sdp->sd_quota_mutex);
731 gfs2_assert_warn(sdp, test_bit(QDF_CHANGE, &qd->qd_flags));
741 mutex_unlock(&sdp->sd_quota_mutex);
744 static int gfs2_write_buf_to_page(struct gfs2_sbd *sdp, unsigned long index,
747 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
753 unsigned bsize = sdp->sd_sb.sb_bsize, bnum = 0, boff = 0;
756 blk = index << (PAGE_SHIFT - sdp->sd_sb.sb_bsize_shift);
812 static int gfs2_write_disk_quota(struct gfs2_sbd *sdp, struct gfs2_quota *qp,
830 error = gfs2_write_buf_to_page(sdp, pg_beg, pg_off, ptr,
834 error = gfs2_write_buf_to_page(sdp, pg_beg + 1, 0,
842 * @sdp: The superblock
854 static int gfs2_adjust_quota(struct gfs2_sbd *sdp, loff_t loc,
858 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
882 q.qu_warn = cpu_to_be64(fdq->d_spc_softlimit >> sdp->sd_sb.sb_bsize_shift);
886 q.qu_limit = cpu_to_be64(fdq->d_spc_hardlimit >> sdp->sd_sb.sb_bsize_shift);
890 q.qu_value = cpu_to_be64(fdq->d_space >> sdp->sd_sb.sb_bsize_shift);
895 err = gfs2_write_disk_quota(sdp, &q, loc);
910 struct gfs2_sbd *sdp = (*qda)->qd_sbd;
911 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
969 error = gfs2_trans_begin(sdp, blocks, 0);
976 error = gfs2_adjust_quota(sdp, offset, qd->qd_change_sync, qd,
986 gfs2_trans_end(sdp);
1000 qda[x]->qd_sync_gen = sdp->sd_quota_sync_gen;
1005 static int update_qd(struct gfs2_sbd *sdp, struct gfs2_quota_data *qd)
1007 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
1033 struct gfs2_sbd *sdp = qd->qd_sbd;
1034 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
1038 gfs2_assert_warn(sdp, sdp == qd->qd_gl->gl_name.ln_sbd);
1060 error = update_qd(sdp, qd);
1081 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
1086 if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON &&
1087 sdp->sd_args.ar_quota != GFS2_QUOTA_QUIET)
1117 struct gfs2_sbd *sdp = qd->qd_sbd;
1118 struct gfs2_tune *gt = &sdp->sd_tune;
1140 value *= gfs2_jindex_size(sdp) * num;
1152 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
1173 found = qd_check_sync(sdp, qd, NULL);
1179 if (!qd_bh_get_or_undo(sdp, qd))
1196 struct gfs2_sbd *sdp = qd->qd_sbd;
1198 if (sdp->sd_args.ar_quota != GFS2_QUOTA_QUIET)
1199 fs_info(sdp, "quota %s for %s %u\n",
1227 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
1262 sdp->sd_vfs->s_dev,
1270 gfs2_tune_get(sdp, gt_quota_warn_period)
1273 sdp->sd_vfs->s_dev, QUOTA_NL_BSOFTWARN);
1286 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
1288 if ((sdp->sd_args.ar_quota != GFS2_QUOTA_ON &&
1289 sdp->sd_args.ar_quota != GFS2_QUOTA_QUIET) ||
1290 gfs2_assert_warn(sdp, change))
1295 if (gfs2_assert_withdraw(sdp, ip->i_qadata &&
1308 static bool qd_changed(struct gfs2_sbd *sdp)
1314 list_for_each_entry(qd, &sdp->sd_quota_list, qd_list) {
1328 struct gfs2_sbd *sdp = sb->s_fs_info;
1335 if (!qd_changed(sdp))
1342 mutex_lock(&sdp->sd_quota_sync_mutex);
1343 sdp->sd_quota_sync_gen++;
1349 error = qd_fish(sdp, qda + num_qd);
1365 mutex_unlock(&sdp->sd_quota_sync_mutex);
1371 int gfs2_quota_refresh(struct gfs2_sbd *sdp, struct kqid qid)
1377 error = qd_get(sdp, qid, &qd);
1389 int gfs2_quota_init(struct gfs2_sbd *sdp)
1391 struct gfs2_inode *ip = GFS2_I(sdp->sd_qc_inode);
1392 u64 size = i_size_read(sdp->sd_qc_inode);
1393 unsigned int blocks = size >> sdp->sd_sb.sb_bsize_shift;
1402 if (gfs2_check_internal_file_size(sdp->sd_qc_inode, 1, 64 << 20))
1405 sdp->sd_quota_slots = blocks * sdp->sd_qc_per_block;
1406 bm_size = DIV_ROUND_UP(sdp->sd_quota_slots, 8 * sizeof(unsigned long));
1409 sdp->sd_quota_bitmap = kzalloc(bm_size, GFP_NOFS | __GFP_NOWARN);
1410 if (sdp->sd_quota_bitmap == NULL)
1411 sdp->sd_quota_bitmap = __vmalloc(bm_size, GFP_NOFS |
1413 if (!sdp->sd_quota_bitmap)
1431 if (gfs2_metatype_check(sdp, bh, GFS2_METATYPE_QC)) {
1437 for (y = 0; y < sdp->sd_qc_per_block && slot < sdp->sd_quota_slots;
1450 hash = gfs2_qd_hash(sdp, qc_id);
1451 qd = qd_alloc(hash, sdp, qc_id);
1463 BUG_ON(test_and_set_bit(slot, sdp->sd_quota_bitmap));
1464 list_add(&qd->qd_list, &sdp->sd_quota_list);
1465 atomic_inc(&sdp->sd_quota_count);
1481 fs_info(sdp, "found %u quota changes\n", found);
1486 gfs2_quota_cleanup(sdp);
1490 void gfs2_quota_cleanup(struct gfs2_sbd *sdp)
1496 BUG_ON(!test_bit(SDF_NORECOVERY, &sdp->sd_flags) &&
1497 test_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags));
1500 list_for_each_entry(qd, &sdp->sd_quota_list, qd_list) {
1516 wait_event_timeout(sdp->sd_kill_wait,
1517 (count = atomic_read(&sdp->sd_quota_count)) == 0,
1521 fs_err(sdp, "%d left-over quota data objects\n", count);
1523 kvfree(sdp->sd_quota_bitmap);
1524 sdp->sd_quota_bitmap = NULL;
1527 static void quotad_error(struct gfs2_sbd *sdp, const char *msg, int error)
1531 if (!gfs2_withdrawn(sdp)) {
1532 if (!cmpxchg(&sdp->sd_log_error, 0, error))
1533 fs_err(sdp, "gfs2_quotad: %s error %d\n", msg, error);
1534 wake_up(&sdp->sd_logd_waitq);
1538 static void quotad_check_timeo(struct gfs2_sbd *sdp, const char *msg,
1544 int error = fxn(sdp->sd_vfs, 0);
1545 quotad_error(sdp, msg, error);
1546 *timeo = gfs2_tune_get_i(&sdp->sd_tune, new_timeo) * HZ;
1552 void gfs2_wake_up_statfs(struct gfs2_sbd *sdp) {
1553 if (!sdp->sd_statfs_force_sync) {
1554 sdp->sd_statfs_force_sync = 1;
1555 wake_up(&sdp->sd_quota_wait);
1568 struct gfs2_sbd *sdp = data;
1569 struct gfs2_tune *tune = &sdp->sd_tune;
1575 if (gfs2_withdrawn(sdp))
1579 if (sdp->sd_statfs_force_sync) {
1580 int error = gfs2_statfs_sync(sdp->sd_vfs, 0);
1581 quotad_error(sdp, "statfs", error);
1582 statfs_timeo = gfs2_tune_get(sdp, gt_statfs_quantum) * HZ;
1585 quotad_check_timeo(sdp, "statfs", gfs2_statfs_sync, t,
1590 quotad_check_timeo(sdp, "sync", gfs2_quota_sync, t,
1597 t = wait_event_interruptible_timeout(sdp->sd_quota_wait,
1598 sdp->sd_statfs_force_sync ||
1599 gfs2_withdrawn(sdp) ||
1603 if (sdp->sd_statfs_force_sync)
1612 struct gfs2_sbd *sdp = sb->s_fs_info;
1616 switch (sdp->sd_args.ar_quota) {
1632 if (sdp->sd_quota_inode) {
1634 GFS2_I(sdp->sd_quota_inode)->i_no_addr;
1635 state->s_state[USRQUOTA].blocks = sdp->sd_quota_inode->i_blocks;
1646 struct gfs2_sbd *sdp = sb->s_fs_info;
1654 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
1661 error = qd_get(sdp, qid, &qd);
1669 fdq->d_spc_hardlimit = be64_to_cpu(qlvb->qb_limit) << sdp->sd_sb.sb_bsize_shift;
1670 fdq->d_spc_softlimit = be64_to_cpu(qlvb->qb_warn) << sdp->sd_sb.sb_bsize_shift;
1671 fdq->d_space = be64_to_cpu(qlvb->qb_value) << sdp->sd_sb.sb_bsize_shift;
1685 struct gfs2_sbd *sdp = sb->s_fs_info;
1686 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
1695 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
1705 error = qd_get(sdp, qid, &qd);
1722 error = update_qd(sdp, qd);
1728 ((fdq->d_spc_softlimit >> sdp->sd_sb.sb_bsize_shift) == be64_to_cpu(qd->qd_qb.qb_warn)))
1732 ((fdq->d_spc_hardlimit >> sdp->sd_sb.sb_bsize_shift) == be64_to_cpu(qd->qd_qb.qb_limit)))
1736 ((fdq->d_space >> sdp->sd_sb.sb_bsize_shift) == be64_to_cpu(qd->qd_qb.qb_value)))
1760 error = gfs2_trans_begin(sdp, blocks + RES_DINODE + 2, 0);
1765 error = gfs2_adjust_quota(sdp, offset, 0, qd, fdq);
1769 gfs2_trans_end(sdp);