xfs: remove the active vs running quota differentiation

These only made a difference when quotaoff supported disabling quota accounting on a mounted file system, so we can switch everyone to use a single set of flags and helpers now. Note that the *QUOTA_ON naming for the helpers is kept as it was the much more commonly used one. Signed-off-by: Christoph Hellwig <[email protected]> Reviewed-by: Carlos Maiolino <[email protected]> Reviewed-by: Darrick J. Wong <[email protected]> Signed-off-by: Darrick J. Wong <[email protected]>
valschneider · Aug 6, 2021 · 149e53a · 149e53a
1 parent e497dfb
commit 149e53a
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Showing 11 changed files with 58 additions and 107 deletions.
diff --git a/fs/xfs/libxfs/xfs_quota_defs.h b/fs/xfs/libxfs/xfs_quota_defs.h
@@ -60,36 +60,14 @@ typedef uint8_t		xfs_dqtype_t;
 #define XFS_DQUOT_LOGRES(mp)	\
 	((sizeof(struct xfs_dq_logformat) + sizeof(struct xfs_disk_dquot)) * 6)
 
-#define XFS_IS_QUOTA_RUNNING(mp)	((mp)->m_qflags & XFS_ALL_QUOTA_ACCT)
-#define XFS_IS_UQUOTA_RUNNING(mp)	((mp)->m_qflags & XFS_UQUOTA_ACCT)
-#define XFS_IS_PQUOTA_RUNNING(mp)	((mp)->m_qflags & XFS_PQUOTA_ACCT)
-#define XFS_IS_GQUOTA_RUNNING(mp)	((mp)->m_qflags & XFS_GQUOTA_ACCT)
+#define XFS_IS_QUOTA_ON(mp)		((mp)->m_qflags & XFS_ALL_QUOTA_ACCT)
+#define XFS_IS_UQUOTA_ON(mp)		((mp)->m_qflags & XFS_UQUOTA_ACCT)
+#define XFS_IS_PQUOTA_ON(mp)		((mp)->m_qflags & XFS_PQUOTA_ACCT)
+#define XFS_IS_GQUOTA_ON(mp)		((mp)->m_qflags & XFS_GQUOTA_ACCT)
 #define XFS_IS_UQUOTA_ENFORCED(mp)	((mp)->m_qflags & XFS_UQUOTA_ENFD)
 #define XFS_IS_GQUOTA_ENFORCED(mp)	((mp)->m_qflags & XFS_GQUOTA_ENFD)
 #define XFS_IS_PQUOTA_ENFORCED(mp)	((mp)->m_qflags & XFS_PQUOTA_ENFD)
 
-/*
- * Incore only flags for quotaoff - these bits get cleared when quota(s)
- * are in the process of getting turned off. These flags are in m_qflags but
- * never in sb_qflags.
- */
-#define XFS_UQUOTA_ACTIVE	0x1000  /* uquotas are being turned off */
-#define XFS_GQUOTA_ACTIVE	0x2000  /* gquotas are being turned off */
-#define XFS_PQUOTA_ACTIVE	0x4000  /* pquotas are being turned off */
-#define XFS_ALL_QUOTA_ACTIVE	\
-	(XFS_UQUOTA_ACTIVE | XFS_GQUOTA_ACTIVE | XFS_PQUOTA_ACTIVE)
-
-/*
- * Checking XFS_IS_*QUOTA_ON() while holding any inode lock guarantees
- * quota will be not be switched off as long as that inode lock is held.
- */
-#define XFS_IS_QUOTA_ON(mp)	((mp)->m_qflags & (XFS_UQUOTA_ACTIVE | \
-						   XFS_GQUOTA_ACTIVE | \
-						   XFS_PQUOTA_ACTIVE))
-#define XFS_IS_UQUOTA_ON(mp)	((mp)->m_qflags & XFS_UQUOTA_ACTIVE)
-#define XFS_IS_GQUOTA_ON(mp)	((mp)->m_qflags & XFS_GQUOTA_ACTIVE)
-#define XFS_IS_PQUOTA_ON(mp)	((mp)->m_qflags & XFS_PQUOTA_ACTIVE)
-
 /*
  * Flags to tell various functions what to do. Not all of these are meaningful
  * to a single function. None of these XFS_QMOPT_* flags are meant to have

diff --git a/fs/xfs/scrub/quota.c b/fs/xfs/scrub/quota.c
@@ -42,7 +42,7 @@ xchk_setup_quota(
 	xfs_dqtype_t		dqtype;
 	int			error;
 
-	if (!XFS_IS_QUOTA_RUNNING(sc->mp) || !XFS_IS_QUOTA_ON(sc->mp))
+	if (!XFS_IS_QUOTA_ON(sc->mp))
 		return -ENOENT;
 
 	dqtype = xchk_quota_to_dqtype(sc);

diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
@@ -847,9 +847,6 @@ xfs_qm_dqget_checks(
 	struct xfs_mount	*mp,
 	xfs_dqtype_t		type)
 {
-	if (WARN_ON_ONCE(!XFS_IS_QUOTA_RUNNING(mp)))
-		return -ESRCH;
-
 	switch (type) {
 	case XFS_DQTYPE_USER:
 		if (!XFS_IS_UQUOTA_ON(mp))

diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
@@ -1450,7 +1450,7 @@ xfs_fileattr_set(
 
 	/* Change the ownerships and register project quota modifications */
 	if (ip->i_projid != fa->fsx_projid) {
-		if (XFS_IS_QUOTA_RUNNING(mp) && XFS_IS_PQUOTA_ON(mp)) {
+		if (XFS_IS_PQUOTA_ON(mp)) {
 			olddquot = xfs_qm_vop_chown(tp, ip,
 						&ip->i_pdquot, pdqp);
 		}

diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
@@ -778,7 +778,7 @@ xfs_setattr_nonsize(
 		 * in the transaction.
 		 */
 		if (!uid_eq(iuid, uid)) {
-			if (XFS_IS_QUOTA_RUNNING(mp) && XFS_IS_UQUOTA_ON(mp)) {
+			if (XFS_IS_UQUOTA_ON(mp)) {
 				ASSERT(mask & ATTR_UID);
 				ASSERT(udqp);
 				olddquot1 = xfs_qm_vop_chown(tp, ip,
@@ -787,7 +787,7 @@ xfs_setattr_nonsize(
 			inode->i_uid = uid;
 		}
 		if (!gid_eq(igid, gid)) {
-			if (XFS_IS_QUOTA_RUNNING(mp) && XFS_IS_GQUOTA_ON(mp)) {
+			if (XFS_IS_GQUOTA_ON(mp)) {
 				ASSERT(xfs_sb_version_has_pquotino(&mp->m_sb) ||
 				       !XFS_IS_PQUOTA_ON(mp));
 				ASSERT(mask & ATTR_GID);

diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
@@ -836,13 +836,11 @@ xfs_mountfs(
 	/*
 	 * Initialise the XFS quota management subsystem for this mount
 	 */
-	if (XFS_IS_QUOTA_RUNNING(mp)) {
+	if (XFS_IS_QUOTA_ON(mp)) {
 		error = xfs_qm_newmount(mp, &quotamount, &quotaflags);
 		if (error)
 			goto out_rtunmount;
 	} else {
-		ASSERT(!XFS_IS_QUOTA_ON(mp));
-
 		/*
 		 * If a file system had quotas running earlier, but decided to
 		 * mount without -o uquota/pquota/gquota options, revoke the

diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
@@ -295,8 +295,6 @@ xfs_qm_need_dqattach(
 {
 	struct xfs_mount	*mp = ip->i_mount;
 
-	if (!XFS_IS_QUOTA_RUNNING(mp))
-		return false;
 	if (!XFS_IS_QUOTA_ON(mp))
 		return false;
 	if (!XFS_NOT_DQATTACHED(mp, ip))
@@ -631,7 +629,7 @@ xfs_qm_init_quotainfo(
 	struct xfs_quotainfo	*qinf;
 	int			error;
 
-	ASSERT(XFS_IS_QUOTA_RUNNING(mp));
+	ASSERT(XFS_IS_QUOTA_ON(mp));
 
 	qinf = mp->m_quotainfo = kmem_zalloc(sizeof(struct xfs_quotainfo), 0);
 
@@ -676,11 +674,11 @@ xfs_qm_init_quotainfo(
 	xfs_qm_init_timelimits(mp, XFS_DQTYPE_GROUP);
 	xfs_qm_init_timelimits(mp, XFS_DQTYPE_PROJ);
 
-	if (XFS_IS_UQUOTA_RUNNING(mp))
+	if (XFS_IS_UQUOTA_ON(mp))
 		xfs_qm_set_defquota(mp, XFS_DQTYPE_USER, qinf);
-	if (XFS_IS_GQUOTA_RUNNING(mp))
+	if (XFS_IS_GQUOTA_ON(mp))
 		xfs_qm_set_defquota(mp, XFS_DQTYPE_GROUP, qinf);
-	if (XFS_IS_PQUOTA_RUNNING(mp))
+	if (XFS_IS_PQUOTA_ON(mp))
 		xfs_qm_set_defquota(mp, XFS_DQTYPE_PROJ, qinf);
 
 	qinf->qi_shrinker.count_objects = xfs_qm_shrink_count;
@@ -1143,7 +1141,7 @@ xfs_qm_dqusage_adjust(
 	xfs_filblks_t		rtblks = 0;	/* total rt blks */
 	int			error;
 
-	ASSERT(XFS_IS_QUOTA_RUNNING(mp));
+	ASSERT(XFS_IS_QUOTA_ON(mp));
 
 	/*
 	 * rootino must have its resources accounted for, not so with the quota
@@ -1284,7 +1282,7 @@ xfs_qm_quotacheck(
 	flags = 0;
 
 	ASSERT(uip || gip || pip);
-	ASSERT(XFS_IS_QUOTA_RUNNING(mp));
+	ASSERT(XFS_IS_QUOTA_ON(mp));
 
 	xfs_notice(mp, "Quotacheck needed: Please wait.");
 
@@ -1414,7 +1412,7 @@ xfs_qm_mount_quotas(
 		goto write_changes;
 	}
 
-	ASSERT(XFS_IS_QUOTA_RUNNING(mp));
+	ASSERT(XFS_IS_QUOTA_ON(mp));
 
 	/*
 	 * Allocate the quotainfo structure inside the mount struct, and
@@ -1469,7 +1467,7 @@ xfs_qm_mount_quotas(
 			 * the incore structures are convinced that quotas are
 			 * off, but the on disk superblock doesn't know that !
 			 */
-			ASSERT(!(XFS_IS_QUOTA_RUNNING(mp)));
+			ASSERT(!(XFS_IS_QUOTA_ON(mp)));
 			xfs_alert(mp, "%s: Superblock update failed!",
 				__func__);
 		}
@@ -1641,7 +1639,7 @@ xfs_qm_vop_dqalloc(
 	int			error;
 	uint			lockflags;
 
-	if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp))
+	if (!XFS_IS_QUOTA_ON(mp))
 		return 0;
 
 	lockflags = XFS_ILOCK_EXCL;
@@ -1772,7 +1770,7 @@ xfs_qm_vop_chown(
 
 
 	ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
-	ASSERT(XFS_IS_QUOTA_RUNNING(ip->i_mount));
+	ASSERT(XFS_IS_QUOTA_ON(ip->i_mount));
 
 	/* old dquot */
 	prevdq = *IO_olddq;
@@ -1825,7 +1823,7 @@ xfs_qm_vop_rename_dqattach(
 	struct xfs_mount	*mp = i_tab[0]->i_mount;
 	int			i;
 
-	if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp))
+	if (!XFS_IS_QUOTA_ON(mp))
 		return 0;
 
 	for (i = 0; (i < 4 && i_tab[i]); i++) {
@@ -1856,7 +1854,7 @@ xfs_qm_vop_create_dqattach(
 {
 	struct xfs_mount	*mp = tp->t_mountp;
 
-	if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp))
+	if (!XFS_IS_QUOTA_ON(mp))
 		return;
 
 	ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));

diff --git a/fs/xfs/xfs_qm_syscalls.c b/fs/xfs/xfs_qm_syscalls.c
@@ -204,7 +204,7 @@ xfs_qm_scall_quotaon(
 	     (mp->m_qflags & XFS_GQUOTA_ACCT)))
 		return 0;
 
-	if (! XFS_IS_QUOTA_RUNNING(mp))
+	if (!XFS_IS_QUOTA_ON(mp))
 		return -ESRCH;
 
 	/*

diff --git a/fs/xfs/xfs_quotaops.c b/fs/xfs/xfs_quotaops.c
@@ -60,18 +60,18 @@ xfs_fs_get_quota_state(
 	struct xfs_quotainfo *q = mp->m_quotainfo;
 
 	memset(state, 0, sizeof(*state));
-	if (!XFS_IS_QUOTA_RUNNING(mp))
+	if (!XFS_IS_QUOTA_ON(mp))
 		return 0;
 	state->s_incoredqs = q->qi_dquots;
-	if (XFS_IS_UQUOTA_RUNNING(mp))
+	if (XFS_IS_UQUOTA_ON(mp))
 		state->s_state[USRQUOTA].flags |= QCI_ACCT_ENABLED;
 	if (XFS_IS_UQUOTA_ENFORCED(mp))
 		state->s_state[USRQUOTA].flags |= QCI_LIMITS_ENFORCED;
-	if (XFS_IS_GQUOTA_RUNNING(mp))
+	if (XFS_IS_GQUOTA_ON(mp))
 		state->s_state[GRPQUOTA].flags |= QCI_ACCT_ENABLED;
 	if (XFS_IS_GQUOTA_ENFORCED(mp))
 		state->s_state[GRPQUOTA].flags |= QCI_LIMITS_ENFORCED;
-	if (XFS_IS_PQUOTA_RUNNING(mp))
+	if (XFS_IS_PQUOTA_ON(mp))
 		state->s_state[PRJQUOTA].flags |= QCI_ACCT_ENABLED;
 	if (XFS_IS_PQUOTA_ENFORCED(mp))
 		state->s_state[PRJQUOTA].flags |= QCI_LIMITS_ENFORCED;
@@ -114,10 +114,8 @@ xfs_fs_set_info(
 
 	if (sb_rdonly(sb))
 		return -EROFS;
-	if (!XFS_IS_QUOTA_RUNNING(mp))
-		return -ENOSYS;
 	if (!XFS_IS_QUOTA_ON(mp))
-		return -ESRCH;
+		return -ENOSYS;
 	if (info->i_fieldmask & ~XFS_QC_SETINFO_MASK)
 		return -EINVAL;
 	if ((info->i_fieldmask & XFS_QC_SETINFO_MASK) == 0)
@@ -164,7 +162,7 @@ xfs_quota_enable(
 
 	if (sb_rdonly(sb))
 		return -EROFS;
-	if (!XFS_IS_QUOTA_RUNNING(mp))
+	if (!XFS_IS_QUOTA_ON(mp))
 		return -ENOSYS;
 
 	return xfs_qm_scall_quotaon(mp, xfs_quota_flags(uflags));
@@ -179,10 +177,8 @@ xfs_quota_disable(
 
 	if (sb_rdonly(sb))
 		return -EROFS;
-	if (!XFS_IS_QUOTA_RUNNING(mp))
-		return -ENOSYS;
 	if (!XFS_IS_QUOTA_ON(mp))
-		return -EINVAL;
+		return -ENOSYS;
 
 	return xfs_qm_scall_quotaoff(mp, xfs_quota_flags(uflags));
 }
@@ -223,10 +219,8 @@ xfs_fs_get_dqblk(
 	struct xfs_mount	*mp = XFS_M(sb);
 	xfs_dqid_t		id;
 
-	if (!XFS_IS_QUOTA_RUNNING(mp))
-		return -ENOSYS;
 	if (!XFS_IS_QUOTA_ON(mp))
-		return -ESRCH;
+		return -ENOSYS;
 
 	id = from_kqid(&init_user_ns, qid);
 	return xfs_qm_scall_getquota(mp, id, xfs_quota_type(qid.type), qdq);
@@ -243,10 +237,8 @@ xfs_fs_get_nextdqblk(
 	struct xfs_mount	*mp = XFS_M(sb);
 	xfs_dqid_t		id;
 
-	if (!XFS_IS_QUOTA_RUNNING(mp))
-		return -ENOSYS;
 	if (!XFS_IS_QUOTA_ON(mp))
-		return -ESRCH;
+		return -ENOSYS;
 
 	id = from_kqid(&init_user_ns, *qid);
 	ret = xfs_qm_scall_getquota_next(mp, &id, xfs_quota_type(qid->type),
@@ -269,10 +261,8 @@ xfs_fs_set_dqblk(
 
 	if (sb_rdonly(sb))
 		return -EROFS;
-	if (!XFS_IS_QUOTA_RUNNING(mp))
-		return -ENOSYS;
 	if (!XFS_IS_QUOTA_ON(mp))
-		return -ESRCH;
+		return -ENOSYS;
 
 	return xfs_qm_scall_setqlim(mp, from_kqid(&init_user_ns, qid),
 				     xfs_quota_type(qid.type), qdq);

diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
@@ -201,25 +201,20 @@ xfs_fs_show_options(
 		seq_printf(m, ",swidth=%d",
 				(int)XFS_FSB_TO_BB(mp, mp->m_swidth));
 
-	if (mp->m_qflags & XFS_UQUOTA_ACCT) {
-		if (mp->m_qflags & XFS_UQUOTA_ENFD)
-			seq_puts(m, ",usrquota");
-		else
-			seq_puts(m, ",uqnoenforce");
-	}
+	if (mp->m_qflags & XFS_UQUOTA_ENFD)
+		seq_puts(m, ",usrquota");
+	else if (mp->m_qflags & XFS_UQUOTA_ACCT)
+		seq_puts(m, ",uqnoenforce");
 
-	if (mp->m_qflags & XFS_PQUOTA_ACCT) {
-		if (mp->m_qflags & XFS_PQUOTA_ENFD)
-			seq_puts(m, ",prjquota");
-		else
-			seq_puts(m, ",pqnoenforce");
-	}
-	if (mp->m_qflags & XFS_GQUOTA_ACCT) {
-		if (mp->m_qflags & XFS_GQUOTA_ENFD)
-			seq_puts(m, ",grpquota");
-		else
-			seq_puts(m, ",gqnoenforce");
-	}
+	if (mp->m_qflags & XFS_PQUOTA_ENFD)
+		seq_puts(m, ",prjquota");
+	else if (mp->m_qflags & XFS_PQUOTA_ACCT)
+		seq_puts(m, ",pqnoenforce");
+
+	if (mp->m_qflags & XFS_GQUOTA_ENFD)
+		seq_puts(m, ",grpquota");
+	else if (mp->m_qflags & XFS_GQUOTA_ACCT)
+		seq_puts(m, ",gqnoenforce");
 
 	if (!(mp->m_qflags & XFS_ALL_QUOTA_ACCT))
 		seq_puts(m, ",noquota");
@@ -962,8 +957,8 @@ xfs_finish_flags(
 		return -EROFS;
 	}
 
-	if ((mp->m_qflags & (XFS_GQUOTA_ACCT | XFS_GQUOTA_ACTIVE)) &&
-	    (mp->m_qflags & (XFS_PQUOTA_ACCT | XFS_PQUOTA_ACTIVE)) &&
+	if ((mp->m_qflags & XFS_GQUOTA_ACCT) &&
+	    (mp->m_qflags & XFS_PQUOTA_ACCT) &&
 	    !xfs_sb_version_has_pquotino(&mp->m_sb)) {
 		xfs_warn(mp,
 		  "Super block does not support project and group quota together");
@@ -1228,35 +1223,31 @@ xfs_fs_parse_param(
 	case Opt_noquota:
 		parsing_mp->m_qflags &= ~XFS_ALL_QUOTA_ACCT;
 		parsing_mp->m_qflags &= ~XFS_ALL_QUOTA_ENFD;
-		parsing_mp->m_qflags &= ~XFS_ALL_QUOTA_ACTIVE;
 		return 0;
 	case Opt_quota:
 	case Opt_uquota:
 	case Opt_usrquota:
-		parsing_mp->m_qflags |= (XFS_UQUOTA_ACCT | XFS_UQUOTA_ACTIVE |
-				 XFS_UQUOTA_ENFD);
+		parsing_mp->m_qflags |= (XFS_UQUOTA_ACCT | XFS_UQUOTA_ENFD);
 		return 0;
 	case Opt_qnoenforce:
 	case Opt_uqnoenforce:
-		parsing_mp->m_qflags |= (XFS_UQUOTA_ACCT | XFS_UQUOTA_ACTIVE);
+		parsing_mp->m_qflags |= XFS_UQUOTA_ACCT;
 		parsing_mp->m_qflags &= ~XFS_UQUOTA_ENFD;
 		return 0;
 	case Opt_pquota:
 	case Opt_prjquota:
-		parsing_mp->m_qflags |= (XFS_PQUOTA_ACCT | XFS_PQUOTA_ACTIVE |
-				 XFS_PQUOTA_ENFD);
+		parsing_mp->m_qflags |= (XFS_PQUOTA_ACCT | XFS_PQUOTA_ENFD);
 		return 0;
 	case Opt_pqnoenforce:
-		parsing_mp->m_qflags |= (XFS_PQUOTA_ACCT | XFS_PQUOTA_ACTIVE);
+		parsing_mp->m_qflags |= XFS_PQUOTA_ACCT;
 		parsing_mp->m_qflags &= ~XFS_PQUOTA_ENFD;
 		return 0;
 	case Opt_gquota:
 	case Opt_grpquota:
-		parsing_mp->m_qflags |= (XFS_GQUOTA_ACCT | XFS_GQUOTA_ACTIVE |
-				 XFS_GQUOTA_ENFD);
+		parsing_mp->m_qflags |= (XFS_GQUOTA_ACCT | XFS_GQUOTA_ENFD);
 		return 0;
 	case Opt_gqnoenforce:
-		parsing_mp->m_qflags |= (XFS_GQUOTA_ACCT | XFS_GQUOTA_ACTIVE);
+		parsing_mp->m_qflags |= XFS_GQUOTA_ACCT;
 		parsing_mp->m_qflags &= ~XFS_GQUOTA_ENFD;
 		return 0;
 	case Opt_discard: