Lines Matching defs:sdp
88 static unsigned int gfs2_qd_hash(const struct gfs2_sbd *sdp,
93 h = jhash(&sdp, sizeof(struct gfs2_sbd *), 0);
118 struct gfs2_sbd *sdp;
122 sdp = qd->qd_gl->gl_sbd;
135 gfs2_assert_warn(sdp, !qd->qd_change);
136 gfs2_assert_warn(sdp, !qd->qd_slot_count);
137 gfs2_assert_warn(sdp, !qd->qd_bh_count);
140 atomic_dec(&sdp->sd_quota_count);
213 static struct gfs2_quota_data *qd_alloc(unsigned hash, struct gfs2_sbd *sdp, struct kqid qid)
222 qd->qd_sbd = sdp;
230 error = gfs2_glock_get(sdp, qd2index(qd),
243 const struct gfs2_sbd *sdp,
252 if (qd->qd_sbd != sdp)
264 static int qd_get(struct gfs2_sbd *sdp, struct kqid qid,
268 unsigned int hash = gfs2_qd_hash(sdp, qid);
271 *qdp = qd = gfs2_qd_search_bucket(hash, sdp, qid);
277 new_qd = qd_alloc(hash, sdp, qid);
283 *qdp = qd = gfs2_qd_search_bucket(hash, sdp, qid);
286 list_add(&new_qd->qd_list, &sdp->sd_quota_list);
288 atomic_inc(&sdp->sd_quota_count);
304 struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd;
305 gfs2_assert(sdp, !__lockref_is_dead(&qd->qd_lockref));
322 struct gfs2_sbd *sdp = qd->qd_sbd;
326 spin_lock(&sdp->sd_bitmap_lock);
331 bit = find_first_zero_bit(sdp->sd_quota_bitmap, sdp->sd_quota_slots);
332 if (bit < sdp->sd_quota_slots) {
333 set_bit(bit, sdp->sd_quota_bitmap);
339 spin_unlock(&sdp->sd_bitmap_lock);
346 struct gfs2_sbd *sdp = qd->qd_sbd;
348 spin_lock(&sdp->sd_bitmap_lock);
349 gfs2_assert(sdp, qd->qd_slot_count);
351 spin_unlock(&sdp->sd_bitmap_lock);
356 struct gfs2_sbd *sdp = qd->qd_sbd;
358 spin_lock(&sdp->sd_bitmap_lock);
359 gfs2_assert(sdp, qd->qd_slot_count);
361 BUG_ON(!test_and_clear_bit(qd->qd_slot, sdp->sd_quota_bitmap));
364 spin_unlock(&sdp->sd_bitmap_lock);
369 struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd;
370 struct gfs2_inode *ip = GFS2_I(sdp->sd_qc_inode);
376 mutex_lock(&sdp->sd_quota_mutex);
379 mutex_unlock(&sdp->sd_quota_mutex);
383 block = qd->qd_slot / sdp->sd_qc_per_block;
384 offset = qd->qd_slot % sdp->sd_qc_per_block;
394 if (gfs2_metatype_check(sdp, bh, GFS2_METATYPE_QC))
402 mutex_unlock(&sdp->sd_quota_mutex);
410 mutex_unlock(&sdp->sd_quota_mutex);
416 struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd;
418 mutex_lock(&sdp->sd_quota_mutex);
419 gfs2_assert(sdp, qd->qd_bh_count);
425 mutex_unlock(&sdp->sd_quota_mutex);
428 static int qd_check_sync(struct gfs2_sbd *sdp, struct gfs2_quota_data *qd,
439 list_move_tail(&qd->qd_list, &sdp->sd_quota_list);
446 static int qd_fish(struct gfs2_sbd *sdp, struct gfs2_quota_data **qdp)
454 if (sdp->sd_vfs->s_flags & MS_RDONLY)
459 list_for_each_entry(qd, &sdp->sd_quota_list, qd_list) {
460 found = qd_check_sync(sdp, qd, &sdp->sd_quota_sync_gen);
471 gfs2_assert_warn(sdp, qd->qd_change_sync);
496 static int qdsb_get(struct gfs2_sbd *sdp, struct kqid qid,
501 error = qd_get(sdp, qid, qdp);
531 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
543 if (gfs2_assert_warn(sdp, !ip->i_res->rs_qa_qd_num) ||
544 gfs2_assert_warn(sdp, !test_bit(GIF_QD_LOCKED, &ip->i_flags)))
547 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
550 error = qdsb_get(sdp, make_kqid_uid(ip->i_inode.i_uid), qd);
556 error = qdsb_get(sdp, make_kqid_gid(ip->i_inode.i_gid), qd);
564 error = qdsb_get(sdp, make_kqid_uid(uid), qd);
573 error = qdsb_get(sdp, make_kqid_gid(gid), qd);
588 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
593 gfs2_assert_warn(sdp, !test_bit(GIF_QD_LOCKED, &ip->i_flags));
616 struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd;
617 struct gfs2_inode *ip = GFS2_I(sdp->sd_qc_inode);
621 mutex_lock(&sdp->sd_quota_mutex);
640 gfs2_assert_warn(sdp, test_bit(QDF_CHANGE, &qd->qd_flags));
651 mutex_unlock(&sdp->sd_quota_mutex);
673 struct gfs2_sbd *sdp = GFS2_SB(inode);
701 q.qu_warn = cpu_to_be64(fdq->d_blk_softlimit >> sdp->sd_fsb2bb_shift);
705 q.qu_limit = cpu_to_be64(fdq->d_blk_hardlimit >> sdp->sd_fsb2bb_shift);
709 q.qu_value = cpu_to_be64(fdq->d_bcount >> sdp->sd_fsb2bb_shift);
792 struct gfs2_sbd *sdp = (*qda)->qd_gl->gl_sbd;
793 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
855 error = gfs2_trans_begin(sdp, blocks, 0);
873 gfs2_trans_end(sdp);
887 static int update_qd(struct gfs2_sbd *sdp, struct gfs2_quota_data *qd)
889 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
915 struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd;
916 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
938 error = update_qd(sdp, qd);
959 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
969 sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
998 struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd;
999 struct gfs2_tune *gt = &sdp->sd_tune;
1022 value *= gfs2_jindex_size(sdp) * num;
1034 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
1055 found = qd_check_sync(sdp, qd, NULL);
1061 gfs2_assert_warn(sdp, qd->qd_change_sync);
1086 struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd;
1088 fs_info(sdp, "quota %s for %s %u\n",
1098 struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
1107 if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
1125 sdp->sd_vfs->s_dev, QUOTA_NL_BHARDWARN);
1132 gfs2_tune_get(sdp,
1135 sdp->sd_vfs->s_dev, QUOTA_NL_BSOFTWARN);
1167 struct gfs2_sbd *sdp = sb->s_fs_info;
1178 mutex_lock(&sdp->sd_quota_sync_mutex);
1179 sdp->sd_quota_sync_gen++;
1185 error = qd_fish(sdp, qda + num_qd);
1198 sdp->sd_quota_sync_gen;
1205 mutex_unlock(&sdp->sd_quota_sync_mutex);
1211 int gfs2_quota_refresh(struct gfs2_sbd *sdp, struct kqid qid)
1217 error = qd_get(sdp, qid, &qd);
1229 int gfs2_quota_init(struct gfs2_sbd *sdp)
1231 struct gfs2_inode *ip = GFS2_I(sdp->sd_qc_inode);
1232 u64 size = i_size_read(sdp->sd_qc_inode);
1233 unsigned int blocks = size >> sdp->sd_sb.sb_bsize_shift;
1242 if (gfs2_check_internal_file_size(sdp->sd_qc_inode, 1, 64 << 20))
1245 sdp->sd_quota_slots = blocks * sdp->sd_qc_per_block;
1246 bm_size = DIV_ROUND_UP(sdp->sd_quota_slots, 8 * sizeof(unsigned long));
1249 sdp->sd_quota_bitmap = kzalloc(bm_size, GFP_NOFS | __GFP_NOWARN);
1250 if (sdp->sd_quota_bitmap == NULL)
1251 sdp->sd_quota_bitmap = __vmalloc(bm_size, GFP_NOFS |
1253 if (!sdp->sd_quota_bitmap)
1271 if (gfs2_metatype_check(sdp, bh, GFS2_METATYPE_QC)) {
1277 for (y = 0; y < sdp->sd_qc_per_block && slot < sdp->sd_quota_slots;
1290 hash = gfs2_qd_hash(sdp, qc_id);
1291 qd = qd_alloc(hash, sdp, qc_id);
1303 BUG_ON(test_and_set_bit(slot, sdp->sd_quota_bitmap));
1304 list_add(&qd->qd_list, &sdp->sd_quota_list);
1305 atomic_inc(&sdp->sd_quota_count);
1321 fs_info(sdp, "found %u quota changes\n", found);
1326 gfs2_quota_cleanup(sdp);
1330 void gfs2_quota_cleanup(struct gfs2_sbd *sdp)
1332 struct list_head *head = &sdp->sd_quota_list;
1343 atomic_dec(&sdp->sd_quota_count);
1350 gfs2_assert_warn(sdp, !qd->qd_change);
1351 gfs2_assert_warn(sdp, !qd->qd_slot_count);
1352 gfs2_assert_warn(sdp, !qd->qd_bh_count);
1361 gfs2_assert_warn(sdp, !atomic_read(&sdp->sd_quota_count));
1363 if (sdp->sd_quota_bitmap) {
1364 if (is_vmalloc_addr(sdp->sd_quota_bitmap))
1365 vfree(sdp->sd_quota_bitmap);
1367 kfree(sdp->sd_quota_bitmap);
1368 sdp->sd_quota_bitmap = NULL;
1372 static void quotad_error(struct gfs2_sbd *sdp, const char *msg, int error)
1376 if (!test_bit(SDF_SHUTDOWN, &sdp->sd_flags))
1377 fs_err(sdp, "gfs2_quotad: %s error %d\n", msg, error);
1380 static void quotad_check_timeo(struct gfs2_sbd *sdp, const char *msg,
1386 int error = fxn(sdp->sd_vfs, 0);
1387 quotad_error(sdp, msg, error);
1388 *timeo = gfs2_tune_get_i(&sdp->sd_tune, new_timeo) * HZ;
1394 static void quotad_check_trunc_list(struct gfs2_sbd *sdp)
1400 spin_lock(&sdp->sd_trunc_lock);
1401 if (!list_empty(&sdp->sd_trunc_list)) {
1402 ip = list_entry(sdp->sd_trunc_list.next,
1406 spin_unlock(&sdp->sd_trunc_lock);
1413 void gfs2_wake_up_statfs(struct gfs2_sbd *sdp) {
1414 if (!sdp->sd_statfs_force_sync) {
1415 sdp->sd_statfs_force_sync = 1;
1416 wake_up(&sdp->sd_quota_wait);
1423 * @sdp: Pointer to GFS2 superblock
1429 struct gfs2_sbd *sdp = data;
1430 struct gfs2_tune *tune = &sdp->sd_tune;
1440 if (sdp->sd_statfs_force_sync) {
1441 int error = gfs2_statfs_sync(sdp->sd_vfs, 0);
1442 quotad_error(sdp, "statfs", error);
1443 statfs_timeo = gfs2_tune_get(sdp, gt_statfs_quantum) * HZ;
1446 quotad_check_timeo(sdp, "statfs", gfs2_statfs_sync, t,
1451 quotad_check_timeo(sdp, "sync", gfs2_quota_sync, t,
1455 quotad_check_trunc_list(sdp);
1461 prepare_to_wait(&sdp->sd_quota_wait, &wait, TASK_INTERRUPTIBLE);
1462 spin_lock(&sdp->sd_trunc_lock);
1463 empty = list_empty(&sdp->sd_trunc_list);
1464 spin_unlock(&sdp->sd_trunc_lock);
1465 if (empty && !sdp->sd_statfs_force_sync)
1469 finish_wait(&sdp->sd_quota_wait, &wait);
1478 struct gfs2_sbd *sdp = sb->s_fs_info;
1483 switch (sdp->sd_args.ar_quota) {
1494 if (sdp->sd_quota_inode) {
1495 fqs->qs_uquota.qfs_ino = GFS2_I(sdp->sd_quota_inode)->i_no_addr;
1496 fqs->qs_uquota.qfs_nblks = sdp->sd_quota_inode->i_blocks;
1507 struct gfs2_sbd *sdp = sb->s_fs_info;
1515 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
1522 error = qd_get(sdp, qid, &qd);
1533 fdq->d_blk_hardlimit = be64_to_cpu(qlvb->qb_limit) << sdp->sd_fsb2bb_shift;
1534 fdq->d_blk_softlimit = be64_to_cpu(qlvb->qb_warn) << sdp->sd_fsb2bb_shift;
1535 fdq->d_bcount = be64_to_cpu(qlvb->qb_value) << sdp->sd_fsb2bb_shift;
1549 struct gfs2_sbd *sdp = sb->s_fs_info;
1550 struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
1559 if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
1569 error = qd_get(sdp, qid, &qd);
1586 error = update_qd(sdp, qd);
1592 ((fdq->d_blk_softlimit >> sdp->sd_fsb2bb_shift) == be64_to_cpu(qd->qd_qb.qb_warn)))
1596 ((fdq->d_blk_hardlimit >> sdp->sd_fsb2bb_shift) == be64_to_cpu(qd->qd_qb.qb_limit)))
1600 ((fdq->d_bcount >> sdp->sd_fsb2bb_shift) == be64_to_cpu(qd->qd_qb.qb_value)))
1624 error = gfs2_trans_begin(sdp, blocks + RES_DINODE + 2, 0);
1631 gfs2_trans_end(sdp);