xfs_dquot.c (985a78fdde15e1730383f99867ca38b5648444bf) xfs_dquot.c (0b0fa1d1d16794ce48188cc6434ec38f6e1f1b4b)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2000-2003 Silicon Graphics, Inc.
4 * All Rights Reserved.
5 */
6#include "xfs.h"
7#include "xfs_fs.h"
8#include "xfs_format.h"

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556 dqp->q_res_icount = be64_to_cpu(ddqp->d_icount);
557 dqp->q_res_rtbcount = be64_to_cpu(ddqp->d_rtbcount);
558
559 /* initialize the dquot speculative prealloc thresholds */
560 xfs_dquot_set_prealloc_limits(dqp);
561 return 0;
562}
563
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2000-2003 Silicon Graphics, Inc.
4 * All Rights Reserved.
5 */
6#include "xfs.h"
7#include "xfs_fs.h"
8#include "xfs_format.h"

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556 dqp->q_res_icount = be64_to_cpu(ddqp->d_icount);
557 dqp->q_res_rtbcount = be64_to_cpu(ddqp->d_rtbcount);
558
559 /* initialize the dquot speculative prealloc thresholds */
560 xfs_dquot_set_prealloc_limits(dqp);
561 return 0;
562}
563
564/* Copy the in-core quota fields into the on-disk buffer. */
565void
566xfs_dquot_to_disk(
567 struct xfs_disk_dquot *ddqp,
568 struct xfs_dquot *dqp)
569{
570 memcpy(ddqp, &dqp->q_core, sizeof(struct xfs_disk_dquot));
571}
572
564/* Allocate and initialize the dquot buffer for this in-core dquot. */
565static int
566xfs_qm_dqread_alloc(
567 struct xfs_mount *mp,
568 struct xfs_dquot *dqp,
569 struct xfs_buf **bpp)
570{
571 struct xfs_trans *tp;

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1110 struct xfs_log_item *lip, *n;
1111
1112 list_for_each_entry_safe(lip, n, &bp->b_li_list, li_bio_list) {
1113 list_del_init(&lip->li_bio_list);
1114 xfs_qm_dqflush_done(lip);
1115 }
1116}
1117
573/* Allocate and initialize the dquot buffer for this in-core dquot. */
574static int
575xfs_qm_dqread_alloc(
576 struct xfs_mount *mp,
577 struct xfs_dquot *dqp,
578 struct xfs_buf **bpp)
579{
580 struct xfs_trans *tp;

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1119 struct xfs_log_item *lip, *n;
1120
1121 list_for_each_entry_safe(lip, n, &bp->b_li_list, li_bio_list) {
1122 list_del_init(&lip->li_bio_list);
1123 xfs_qm_dqflush_done(lip);
1124 }
1125}
1126
1127/* Check incore dquot for errors before we flush. */
1128static xfs_failaddr_t
1129xfs_qm_dqflush_check(
1130 struct xfs_dquot *dqp)
1131{
1132 __u8 type = dqp->dq_flags & XFS_DQ_ALLTYPES;
1133
1134 if (type != XFS_DQ_USER &&
1135 type != XFS_DQ_GROUP &&
1136 type != XFS_DQ_PROJ)
1137 return __this_address;
1138
1139 return NULL;
1140}
1141
1118/*
1119 * Write a modified dquot to disk.
1120 * The dquot must be locked and the flush lock too taken by caller.
1121 * The flush lock will not be unlocked until the dquot reaches the disk,
1122 * but the dquot is free to be unlocked and modified by the caller
1123 * in the interim. Dquot is still locked on return. This behavior is
1124 * identical to that of inodes.
1125 */

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1168 if (fa) {
1169 xfs_alert(mp, "corrupt dquot ID 0x%x in memory at %pS",
1170 be32_to_cpu(dqp->q_core.d_id), fa);
1171 xfs_buf_relse(bp);
1172 error = -EFSCORRUPTED;
1173 goto out_abort;
1174 }
1175
1142/*
1143 * Write a modified dquot to disk.
1144 * The dquot must be locked and the flush lock too taken by caller.
1145 * The flush lock will not be unlocked until the dquot reaches the disk,
1146 * but the dquot is free to be unlocked and modified by the caller
1147 * in the interim. Dquot is still locked on return. This behavior is
1148 * identical to that of inodes.
1149 */

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1192 if (fa) {
1193 xfs_alert(mp, "corrupt dquot ID 0x%x in memory at %pS",
1194 be32_to_cpu(dqp->q_core.d_id), fa);
1195 xfs_buf_relse(bp);
1196 error = -EFSCORRUPTED;
1197 goto out_abort;
1198 }
1199
1176 /* This is the only portion of data that needs to persist */
1177 memcpy(ddqp, &dqp->q_core, sizeof(struct xfs_disk_dquot));
1200 fa = xfs_qm_dqflush_check(dqp);
1201 if (fa) {
1202 xfs_alert(mp, "corrupt dquot ID 0x%x in memory at %pS",
1203 be32_to_cpu(dqp->q_core.d_id), fa);
1204 xfs_buf_relse(bp);
1205 error = -EFSCORRUPTED;
1206 goto out_abort;
1207 }
1178
1208
1209 xfs_dquot_to_disk(ddqp, dqp);
1210
1179 /*
1180 * Clear the dirty field and remember the flush lsn for later use.
1181 */
1182 dqp->q_flags &= ~XFS_DQFLAG_DIRTY;
1183
1184 xfs_trans_ail_copy_lsn(mp->m_ail, &dqp->q_logitem.qli_flush_lsn,
1185 &dqp->q_logitem.qli_item.li_lsn);
1186

--- 133 unchanged lines hidden --- 		1211 /*
1212 * Clear the dirty field and remember the flush lsn for later use.
1213 */
1214 dqp->q_flags &= ~XFS_DQFLAG_DIRTY;
1215
1216 xfs_trans_ail_copy_lsn(mp->m_ail, &dqp->q_logitem.qli_flush_lsn,
1217 &dqp->q_logitem.qli_item.li_lsn);
1218

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