fs/ocfs2/quota_global.c

117 	struct ocfs2_mem_dqinfo *oinfo =
120 	if (qtree_entry_unused(&oinfo->dqi_gi, dp))
170 	struct ocfs2_mem_dqinfo *oinfo = sb_dqinfo(sb, type)->dqi_priv;
171 	struct inode *gqinode = oinfo->dqi_gqinode;
220 	struct ocfs2_mem_dqinfo *oinfo = info->dqi_priv;
221 	struct inode *gqinode = oinfo->dqi_gqinode;
246 					       oinfo->dqi_gqi_bh,
294 	ocfs2_mark_inode_dirty(handle, gqinode, oinfo->dqi_gqi_bh);
298 int ocfs2_lock_global_qf(struct ocfs2_mem_dqinfo *oinfo, int ex)
303 	status = ocfs2_inode_lock(oinfo->dqi_gqinode, &bh, ex);
307 	if (!oinfo->dqi_gqi_count++)
308 		oinfo->dqi_gqi_bh = bh;
310 		WARN_ON(bh != oinfo->dqi_gqi_bh);
313 		inode_lock(oinfo->dqi_gqinode);
314 		down_write(&OCFS2_I(oinfo->dqi_gqinode)->ip_alloc_sem);
316 		down_read(&OCFS2_I(oinfo->dqi_gqinode)->ip_alloc_sem);
321 void ocfs2_unlock_global_qf(struct ocfs2_mem_dqinfo *oinfo, int ex)
324 		up_write(&OCFS2_I(oinfo->dqi_gqinode)->ip_alloc_sem);
325 		inode_unlock(oinfo->dqi_gqinode);
327 		up_read(&OCFS2_I(oinfo->dqi_gqinode)->ip_alloc_sem);
329 	ocfs2_inode_unlock(oinfo->dqi_gqinode, ex);
330 	brelse(oinfo->dqi_gqi_bh);
332 	if (!--oinfo->dqi_gqi_count)
333 		oinfo->dqi_gqi_bh = NULL;
344 	struct ocfs2_mem_dqinfo *oinfo = info->dqi_priv;
348 	oinfo->dqi_gi.dqi_sb = sb;
349 	oinfo->dqi_gi.dqi_type = type;
350 	ocfs2_qinfo_lock_res_init(&oinfo->dqi_gqlock, oinfo);
351 	oinfo->dqi_gi.dqi_entry_size = sizeof(struct ocfs2_global_disk_dqblk);
352 	oinfo->dqi_gi.dqi_ops = &ocfs2_global_ops;
353 	oinfo->dqi_gqi_bh = NULL;
354 	oinfo->dqi_gqi_count = 0;
357 	oinfo->dqi_gqinode = ocfs2_get_system_file_inode(OCFS2_SB(sb), ino[type],
359 	if (!oinfo->dqi_gqinode) {
366 	status = ocfs2_lock_global_qf(oinfo, 0);
372 	status = ocfs2_extent_map_get_blocks(oinfo->dqi_gqinode, 0, &oinfo->dqi_giblk,
377 	status = ocfs2_qinfo_lock(oinfo, 0);
383 	ocfs2_qinfo_unlock(oinfo, 0);
384 	ocfs2_unlock_global_qf(oinfo, 0);
395 	oinfo->dqi_syncms = le32_to_cpu(dinfo.dqi_syncms);
396 	oinfo->dqi_gi.dqi_blocks = le32_to_cpu(dinfo.dqi_blocks);
397 	oinfo->dqi_gi.dqi_free_blk = le32_to_cpu(dinfo.dqi_free_blk);
398 	oinfo->dqi_gi.dqi_free_entry = le32_to_cpu(dinfo.dqi_free_entry);
399 	oinfo->dqi_gi.dqi_blocksize_bits = sb->s_blocksize_bits;
400 	oinfo->dqi_gi.dqi_usable_bs = sb->s_blocksize -
402 	oinfo->dqi_gi.dqi_qtree_depth = qtree_depth(&oinfo->dqi_gi);
403 	INIT_DELAYED_WORK(&oinfo->dqi_sync_work, qsync_work_fn);
404 	schedule_delayed_work(&oinfo->dqi_sync_work,
405 			      msecs_to_jiffies(oinfo->dqi_syncms));
410 	ocfs2_unlock_global_qf(oinfo, 0);
420 	struct ocfs2_mem_dqinfo *oinfo = info->dqi_priv;
429 	dinfo.dqi_syncms = cpu_to_le32(oinfo->dqi_syncms);
430 	dinfo.dqi_blocks = cpu_to_le32(oinfo->dqi_gi.dqi_blocks);
431 	dinfo.dqi_free_blk = cpu_to_le32(oinfo->dqi_gi.dqi_free_blk);
432 	dinfo.dqi_free_entry = cpu_to_le32(oinfo->dqi_gi.dqi_free_entry);
467 	struct ocfs2_mem_dqinfo *oinfo = sb_dqinfo(sb, type)->dqi_priv;
473 	return oinfo->dqi_gi.dqi_qtree_depth;
604 	struct ocfs2_mem_dqinfo *oinfo = sb_dqinfo(sb, type)->dqi_priv;
614 	status = ocfs2_lock_global_qf(oinfo, 1);
637 	ocfs2_unlock_global_qf(oinfo, 1);
644 	struct ocfs2_mem_dqinfo *oinfo = container_of(work,
647 	struct super_block *sb = oinfo->dqi_gqinode->i_sb;
655 		dquot_scan_active(sb, ocfs2_sync_dquot_helper, oinfo->dqi_type);
658 	schedule_delayed_work(&oinfo->dqi_sync_work,
659 			      msecs_to_jiffies(oinfo->dqi_syncms));
694 	struct ocfs2_mem_dqinfo *oinfo = sb_dqinfo(sb, type)->dqi_priv;
700 	return (oinfo->dqi_gi.dqi_qtree_depth + 2) *
730 	struct ocfs2_mem_dqinfo *oinfo =
755 	status = ocfs2_lock_global_qf(oinfo, 1);
788 	ocfs2_unlock_global_qf(oinfo, 1);
929 	struct ocfs2_mem_dqinfo *oinfo = sb_dqinfo(sb, type)->dqi_priv;
949 	status = ocfs2_lock_global_qf(oinfo, 1);
972 	ocfs2_unlock_global_qf(oinfo, 1);
984 	struct ocfs2_mem_dqinfo *oinfo = sb_dqinfo(sb, type)->dqi_priv;
986 	status = ocfs2_lock_global_qf(oinfo, 1);
998 	ocfs2_unlock_global_qf(oinfo, 1);