Lines Matching refs:sdp
85 static unsigned int gfs2_qd_hash(const struct gfs2_sbd *sdp,
90 h = jhash(&sdp, sizeof(struct gfs2_sbd *), 0);
115 struct gfs2_sbd *sdp;
119 sdp = qd->qd_gl->gl_name.ln_sbd;
132 gfs2_assert_warn(sdp, !qd->qd_change);
133 gfs2_assert_warn(sdp, !qd->qd_slot_count);
134 gfs2_assert_warn(sdp, !qd->qd_bh_count);
137 atomic_dec(&sdp->sd_quota_count);
211 static struct gfs2_quota_data *qd_alloc(unsigned hash, struct gfs2_sbd *sdp, struct kqid qid)
220 qd->qd_sbd = sdp;
228 error = gfs2_glock_get(sdp, qd2index(qd),
241 const struct gfs2_sbd *sdp,
250 if (qd->qd_sbd != sdp)
262 static int qd_get(struct gfs2_sbd *sdp, struct kqid qid,
266 unsigned int hash = gfs2_qd_hash(sdp, qid);
269 *qdp = qd = gfs2_qd_search_bucket(hash, sdp, qid);
275 new_qd = qd_alloc(hash, sdp, qid);
281 *qdp = qd = gfs2_qd_search_bucket(hash, sdp, qid);
284 list_add(&new_qd->qd_list, &sdp->sd_quota_list);
286 atomic_inc(&sdp->sd_quota_count);
302 struct gfs2_sbd *sdp = qd->qd_gl->gl_name.ln_sbd;
303 gfs2_assert(sdp, !__lockref_is_dead(&qd->qd_lockref));
320 struct gfs2_sbd *sdp = qd->qd_sbd;
324 spin_lock(&sdp->sd_bitmap_lock);
329 bit = find_first_zero_bit(sdp->sd_quota_bitmap, sdp->sd_quota_slots);
330 if (bit < sdp->sd_quota_slots) {
331 set_bit(bit, sdp->sd_quota_bitmap);
337 spin_unlock(&sdp->sd_bitmap_lock);
344 struct gfs2_sbd *sdp = qd->qd_sbd;
346 spin_lock(&sdp->sd_bitmap_lock);
347 gfs2_assert(sdp, qd->qd_slot_count);
349 spin_unlock(&sdp->sd_bitmap_lock);
354 struct gfs2_sbd *sdp = qd->qd_sbd;
356 spin_lock(&sdp->sd_bitmap_lock);
357 gfs2_assert(sdp, qd->qd_slot_count);
359 BUG_ON(!test_and_clear_bit(qd->qd_slot, sdp->sd_quota_bitmap));
362 spin_unlock(&sdp->sd_bitmap_lock);
367 struct gfs2_sbd *sdp = qd->qd_gl->gl_name.ln_sbd;
368 struct gfs2_inode *ip = GFS2_I(sdp->sd_qc_inode);
374 mutex_lock(&sdp->sd_quota_mutex);
377 mutex_unlock(&sdp->sd_quota_mutex);
381 block = qd->qd_slot / sdp->sd_qc_per_block;
382 offset = qd->qd_slot % sdp->sd_qc_per_block;
392 if (gfs2_metatype_check(sdp, bh, GFS2_METATYPE_QC))
400 mutex_unlock(&sdp->sd_quota_mutex);
408 mutex_unlock(&sdp->sd_quota_mutex);
414 struct gfs2_sbd *sdp = qd->qd_gl->gl_name.ln_sbd;
416 mutex_lock(&sdp->sd_quota_mutex);
417 gfs2_assert(sdp, qd->qd_bh_count);
423 mutex_unlock(&sdp->sd_quota_mutex);
426 static int qd_check_sync(struct gfs2_sbd *sdp, struct gfs2_quota_data *qd,
448 list_move_tail(&qd->qd_list, &sdp->sd_quota_list);
455 static int qd_fish(struct gfs2_sbd *sdp, struct gfs2_quota_data **qdp)
463 if (sb_rdonly(sdp->sd_vfs))
468 list_for_each_entry(qd, &sdp->sd_quota_list, qd_list) {
469 found = qd_check_sync(sdp, qd, &sdp->sd_quota_sync_gen);
480 gfs2_assert_warn(sdp, qd->qd_change_sync);
505 static int qdsb_get(struct gfs2_sbd *sdp, struct kqid qid,
510 error = qd_get(sdp, qid, qdp);
545 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
548 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
585 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
589 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
598 if (gfs2_assert_warn(sdp, !ip->i_qadata->qa_qd_num) ||
599 gfs2_assert_warn(sdp, !test_bit(GIF_QD_LOCKED, &ip->i_flags))) {
604 error = qdsb_get(sdp, make_kqid_uid(ip->i_inode.i_uid), qd);
610 error = qdsb_get(sdp, make_kqid_gid(ip->i_inode.i_gid), qd);
618 error = qdsb_get(sdp, make_kqid_uid(uid), qd);
627 error = qdsb_get(sdp, make_kqid_gid(gid), qd);
643 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
649 gfs2_assert_warn(sdp, !test_bit(GIF_QD_LOCKED, &ip->i_flags));
673 struct gfs2_sbd *sdp = qd->qd_gl->gl_name.ln_sbd;
674 struct gfs2_inode *ip = GFS2_I(sdp->sd_qc_inode);
678 mutex_lock(&sdp->sd_quota_mutex);
697 gfs2_assert_warn(sdp, test_bit(QDF_CHANGE, &qd->qd_flags));
710 mutex_unlock(&sdp->sd_quota_mutex);
717 struct gfs2_sbd *sdp = GFS2_SB(inode);
723 unsigned bsize = sdp->sd_sb.sb_bsize, bnum = 0, boff = 0;
727 blk = index << (PAGE_SHIFT - sdp->sd_sb.sb_bsize_shift);
841 struct gfs2_sbd *sdp = GFS2_SB(inode);
865 q.qu_warn = cpu_to_be64(fdq->d_spc_softlimit >> sdp->sd_sb.sb_bsize_shift);
869 q.qu_limit = cpu_to_be64(fdq->d_spc_hardlimit >> sdp->sd_sb.sb_bsize_shift);
873 q.qu_value = cpu_to_be64(fdq->d_space >> sdp->sd_sb.sb_bsize_shift);
893 struct gfs2_sbd *sdp = (*qda)->qd_gl->gl_name.ln_sbd;
894 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
958 error = gfs2_trans_begin(sdp, blocks, 0);
976 gfs2_trans_end(sdp);
993 static int update_qd(struct gfs2_sbd *sdp, struct gfs2_quota_data *qd)
995 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
1021 struct gfs2_sbd *sdp = qd->qd_gl->gl_name.ln_sbd;
1022 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
1047 error = update_qd(sdp, qd);
1068 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
1073 if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
1103 struct gfs2_sbd *sdp = qd->qd_gl->gl_name.ln_sbd;
1104 struct gfs2_tune *gt = &sdp->sd_tune;
1127 value *= gfs2_jindex_size(sdp) * num;
1139 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
1160 found = qd_check_sync(sdp, qd, NULL);
1166 gfs2_assert_warn(sdp, qd->qd_change_sync);
1190 struct gfs2_sbd *sdp = qd->qd_gl->gl_name.ln_sbd;
1192 fs_info(sdp, "quota %s for %s %u\n",
1220 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
1255 sdp->sd_vfs->s_dev,
1263 gfs2_tune_get(sdp, gt_quota_warn_period)
1266 sdp->sd_vfs->s_dev, QUOTA_NL_BSOFTWARN);
1279 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
1281 if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON ||
1282 gfs2_assert_warn(sdp, change))
1287 if (gfs2_assert_withdraw(sdp, ip->i_qadata &&
1302 struct gfs2_sbd *sdp = sb->s_fs_info;
1313 mutex_lock(&sdp->sd_quota_sync_mutex);
1314 sdp->sd_quota_sync_gen++;
1320 error = qd_fish(sdp, qda + num_qd);
1333 sdp->sd_quota_sync_gen;
1340 mutex_unlock(&sdp->sd_quota_sync_mutex);
1346 int gfs2_quota_refresh(struct gfs2_sbd *sdp, struct kqid qid)
1352 error = qd_get(sdp, qid, &qd);
1364 int gfs2_quota_init(struct gfs2_sbd *sdp)
1366 struct gfs2_inode *ip = GFS2_I(sdp->sd_qc_inode);
1367 u64 size = i_size_read(sdp->sd_qc_inode);
1368 unsigned int blocks = size >> sdp->sd_sb.sb_bsize_shift;
1377 if (gfs2_check_internal_file_size(sdp->sd_qc_inode, 1, 64 << 20))
1380 sdp->sd_quota_slots = blocks * sdp->sd_qc_per_block;
1381 bm_size = DIV_ROUND_UP(sdp->sd_quota_slots, 8 * sizeof(unsigned long));
1384 sdp->sd_quota_bitmap = kzalloc(bm_size, GFP_NOFS | __GFP_NOWARN);
1385 if (sdp->sd_quota_bitmap == NULL)
1386 sdp->sd_quota_bitmap = __vmalloc(bm_size, GFP_NOFS |
1388 if (!sdp->sd_quota_bitmap)
1406 if (gfs2_metatype_check(sdp, bh, GFS2_METATYPE_QC)) {
1412 for (y = 0; y < sdp->sd_qc_per_block && slot < sdp->sd_quota_slots;
1425 hash = gfs2_qd_hash(sdp, qc_id);
1426 qd = qd_alloc(hash, sdp, qc_id);
1438 BUG_ON(test_and_set_bit(slot, sdp->sd_quota_bitmap));
1439 list_add(&qd->qd_list, &sdp->sd_quota_list);
1440 atomic_inc(&sdp->sd_quota_count);
1456 fs_info(sdp, "found %u quota changes\n", found);
1461 gfs2_quota_cleanup(sdp);
1465 void gfs2_quota_cleanup(struct gfs2_sbd *sdp)
1467 struct list_head *head = &sdp->sd_quota_list;
1478 atomic_dec(&sdp->sd_quota_count);
1485 gfs2_assert_warn(sdp, !qd->qd_change);
1486 gfs2_assert_warn(sdp, !qd->qd_slot_count);
1487 gfs2_assert_warn(sdp, !qd->qd_bh_count);
1496 gfs2_assert_warn(sdp, !atomic_read(&sdp->sd_quota_count));
1498 kvfree(sdp->sd_quota_bitmap);
1499 sdp->sd_quota_bitmap = NULL;
1502 static void quotad_error(struct gfs2_sbd *sdp, const char *msg, int error)
1506 if (!gfs2_withdrawn(sdp)) {
1507 if (!cmpxchg(&sdp->sd_log_error, 0, error))
1508 fs_err(sdp, "gfs2_quotad: %s error %d\n", msg, error);
1509 wake_up(&sdp->sd_logd_waitq);
1513 static void quotad_check_timeo(struct gfs2_sbd *sdp, const char *msg,
1519 int error = fxn(sdp->sd_vfs, 0);
1520 quotad_error(sdp, msg, error);
1521 *timeo = gfs2_tune_get_i(&sdp->sd_tune, new_timeo) * HZ;
1527 static void quotad_check_trunc_list(struct gfs2_sbd *sdp)
1533 spin_lock(&sdp->sd_trunc_lock);
1534 if (!list_empty(&sdp->sd_trunc_list)) {
1535 ip = list_first_entry(&sdp->sd_trunc_list,
1539 spin_unlock(&sdp->sd_trunc_lock);
1546 void gfs2_wake_up_statfs(struct gfs2_sbd *sdp) {
1547 if (!sdp->sd_statfs_force_sync) {
1548 sdp->sd_statfs_force_sync = 1;
1549 wake_up(&sdp->sd_quota_wait);
1556 * @sdp: Pointer to GFS2 superblock
1562 struct gfs2_sbd *sdp = data;
1563 struct gfs2_tune *tune = &sdp->sd_tune;
1572 if (gfs2_withdrawn(sdp))
1575 if (sdp->sd_statfs_force_sync) {
1576 int error = gfs2_statfs_sync(sdp->sd_vfs, 0);
1577 quotad_error(sdp, "statfs", error);
1578 statfs_timeo = gfs2_tune_get(sdp, gt_statfs_quantum) * HZ;
1581 quotad_check_timeo(sdp, "statfs", gfs2_statfs_sync, t,
1586 quotad_check_timeo(sdp, "sync", gfs2_quota_sync, t,
1590 quotad_check_trunc_list(sdp);
1597 prepare_to_wait(&sdp->sd_quota_wait, &wait, TASK_INTERRUPTIBLE);
1598 spin_lock(&sdp->sd_trunc_lock);
1599 empty = list_empty(&sdp->sd_trunc_list);
1600 spin_unlock(&sdp->sd_trunc_lock);
1601 if (empty && !sdp->sd_statfs_force_sync)
1605 finish_wait(&sdp->sd_quota_wait, &wait);
1613 struct gfs2_sbd *sdp = sb->s_fs_info;
1617 switch (sdp->sd_args.ar_quota) {
1631 if (sdp->sd_quota_inode) {
1633 GFS2_I(sdp->sd_quota_inode)->i_no_addr;
1634 state->s_state[USRQUOTA].blocks = sdp->sd_quota_inode->i_blocks;
1645 struct gfs2_sbd *sdp = sb->s_fs_info;
1653 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
1660 error = qd_get(sdp, qid, &qd);
1668 fdq->d_spc_hardlimit = be64_to_cpu(qlvb->qb_limit) << sdp->sd_sb.sb_bsize_shift;
1669 fdq->d_spc_softlimit = be64_to_cpu(qlvb->qb_warn) << sdp->sd_sb.sb_bsize_shift;
1670 fdq->d_space = be64_to_cpu(qlvb->qb_value) << sdp->sd_sb.sb_bsize_shift;
1684 struct gfs2_sbd *sdp = sb->s_fs_info;
1685 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
1694 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
1704 error = qd_get(sdp, qid, &qd);
1721 error = update_qd(sdp, qd);
1727 ((fdq->d_spc_softlimit >> sdp->sd_sb.sb_bsize_shift) == be64_to_cpu(qd->qd_qb.qb_warn)))
1731 ((fdq->d_spc_hardlimit >> sdp->sd_sb.sb_bsize_shift) == be64_to_cpu(qd->qd_qb.qb_limit)))
1735 ((fdq->d_space >> sdp->sd_sb.sb_bsize_shift) == be64_to_cpu(qd->qd_qb.qb_value)))
1759 error = gfs2_trans_begin(sdp, blocks + RES_DINODE + 2, 0);
1768 gfs2_trans_end(sdp);