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2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/fs/xfs/libxfs/xfs_dquot_buf.c
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@@ -16,8 +16,6 @@
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 #include "xfs_trans.h"
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 #include "xfs_qm.h"
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 #include "xfs_error.h"
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-#include "xfs_cksum.h"
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-#include "xfs_trace.h"
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19
 
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 int
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 xfs_calc_dquots_per_chunk(
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@@ -37,11 +35,12 @@
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 xfs_failaddr_t
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 xfs_dquot_verify(
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-	struct xfs_mount *mp,
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-	xfs_disk_dquot_t *ddq,
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-	xfs_dqid_t	 id,
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-	uint		 type)	  /* used only during quotacheck */
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+	struct xfs_mount	*mp,
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+	struct xfs_disk_dquot	*ddq,
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+	xfs_dqid_t		id)	/* used only during quotacheck */
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 {
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+	__u8			ddq_type;
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+
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 	/*
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 	 * We can encounter an uninitialized dquot buffer for 2 reasons:
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 	 * 1. If we crash while deleting the quotainode(s), and those blks got
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@@ -62,11 +61,19 @@
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 	if (ddq->d_version != XFS_DQUOT_VERSION)
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 		return __this_address;
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-	if (type && ddq->d_flags != type)
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+	if (ddq->d_type & ~XFS_DQTYPE_ANY)
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 		return __this_address;
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-	if (ddq->d_flags != XFS_DQ_USER &&
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-	    ddq->d_flags != XFS_DQ_PROJ &&
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-	    ddq->d_flags != XFS_DQ_GROUP)
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+	ddq_type = ddq->d_type & XFS_DQTYPE_REC_MASK;
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+	if (ddq_type != XFS_DQTYPE_USER &&
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+	    ddq_type != XFS_DQTYPE_PROJ &&
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+	    ddq_type != XFS_DQTYPE_GROUP)
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+		return __this_address;
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+
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+	if ((ddq->d_type & XFS_DQTYPE_BIGTIME) &&
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+	    !xfs_sb_version_hasbigtime(&mp->m_sb))
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+		return __this_address;
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+
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+	if ((ddq->d_type & XFS_DQTYPE_BIGTIME) && !ddq->d_id)
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 		return __this_address;
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 	if (id != -1 && id != be32_to_cpu(ddq->d_id))
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@@ -97,25 +104,24 @@
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 xfs_dqblk_verify(
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 	struct xfs_mount	*mp,
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 	struct xfs_dqblk	*dqb,
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-	xfs_dqid_t	 	id,
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-	uint		 	type)	/* used only during quotacheck */
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+	xfs_dqid_t		id)	/* used only during quotacheck */
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 {
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 	if (xfs_sb_version_hascrc(&mp->m_sb) &&
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 	    !uuid_equal(&dqb->dd_uuid, &mp->m_sb.sb_meta_uuid))
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 		return __this_address;
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-	return xfs_dquot_verify(mp, &dqb->dd_diskdq, id, type);
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+	return xfs_dquot_verify(mp, &dqb->dd_diskdq, id);
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 }
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 /*
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  * Do some primitive error checking on ondisk dquot data structures.
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  */
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-int
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+void
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 xfs_dqblk_repair(
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 	struct xfs_mount	*mp,
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 	struct xfs_dqblk	*dqb,
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 	xfs_dqid_t		id,
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-	uint			type)
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+	xfs_dqtype_t		type)
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 {
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 	/*
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 	 * Typically, a repair is only requested by quotacheck.
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@@ -125,7 +131,7 @@
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 	dqb->dd_diskdq.d_magic = cpu_to_be16(XFS_DQUOT_MAGIC);
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 	dqb->dd_diskdq.d_version = XFS_DQUOT_VERSION;
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-	dqb->dd_diskdq.d_flags = type;
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+	dqb->dd_diskdq.d_type = type;
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 	dqb->dd_diskdq.d_id = cpu_to_be32(id);
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 	if (xfs_sb_version_hascrc(&mp->m_sb)) {
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@@ -133,8 +139,6 @@
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 		xfs_update_cksum((char *)dqb, sizeof(struct xfs_dqblk),
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 				 XFS_DQUOT_CRC_OFF);
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 	}
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-
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-	return 0;
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 }
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 STATIC bool
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@@ -209,7 +213,7 @@
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 		if (i == 0)
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 			id = be32_to_cpu(ddq->d_id);
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-		fa = xfs_dqblk_verify(mp, &dqb[i], id + i, 0);
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+		fa = xfs_dqblk_verify(mp, &dqb[i], id + i);
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 		if (fa) {
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 			if (!readahead)
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 				xfs_buf_verifier_error(bp, -EFSCORRUPTED,
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@@ -226,7 +230,7 @@
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 xfs_dquot_buf_verify_struct(
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 	struct xfs_buf		*bp)
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 {
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-	struct xfs_mount	*mp = bp->b_target->bt_mount;
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+	struct xfs_mount	*mp = bp->b_mount;
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 	return xfs_dquot_buf_verify(mp, bp, false);
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 }
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@@ -235,7 +239,7 @@
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 xfs_dquot_buf_read_verify(
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 	struct xfs_buf		*bp)
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 {
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-	struct xfs_mount	*mp = bp->b_target->bt_mount;
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+	struct xfs_mount	*mp = bp->b_mount;
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 	if (!xfs_dquot_buf_verify_crc(mp, bp, false))
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 		return;
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@@ -252,7 +256,7 @@
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 xfs_dquot_buf_readahead_verify(
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 	struct xfs_buf	*bp)
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 {
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-	struct xfs_mount	*mp = bp->b_target->bt_mount;
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+	struct xfs_mount	*mp = bp->b_mount;
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 	if (!xfs_dquot_buf_verify_crc(mp, bp, true) ||
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 	    xfs_dquot_buf_verify(mp, bp, true) != NULL) {
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@@ -270,13 +274,15 @@
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 xfs_dquot_buf_write_verify(
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 	struct xfs_buf		*bp)
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 {
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-	struct xfs_mount	*mp = bp->b_target->bt_mount;
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+	struct xfs_mount	*mp = bp->b_mount;
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 	xfs_dquot_buf_verify(mp, bp, false);
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 }
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 const struct xfs_buf_ops xfs_dquot_buf_ops = {
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 	.name = "xfs_dquot",
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+	.magic16 = { cpu_to_be16(XFS_DQUOT_MAGIC),
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+		     cpu_to_be16(XFS_DQUOT_MAGIC) },
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 	.verify_read = xfs_dquot_buf_read_verify,
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 	.verify_write = xfs_dquot_buf_write_verify,
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 	.verify_struct = xfs_dquot_buf_verify_struct,
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@@ -284,6 +290,36 @@
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 const struct xfs_buf_ops xfs_dquot_buf_ra_ops = {
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 	.name = "xfs_dquot_ra",
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+	.magic16 = { cpu_to_be16(XFS_DQUOT_MAGIC),
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+		     cpu_to_be16(XFS_DQUOT_MAGIC) },
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 	.verify_read = xfs_dquot_buf_readahead_verify,
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 	.verify_write = xfs_dquot_buf_write_verify,
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 };
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+
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+/* Convert an on-disk timer value into an incore timer value. */
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+time64_t
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+xfs_dquot_from_disk_ts(
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+	struct xfs_disk_dquot	*ddq,
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+	__be32			dtimer)
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+{
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+	uint32_t		t = be32_to_cpu(dtimer);
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+
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+	if (t != 0 && (ddq->d_type & XFS_DQTYPE_BIGTIME))
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+		return xfs_dq_bigtime_to_unix(t);
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+
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+	return t;
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+}
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+
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+/* Convert an incore timer value into an on-disk timer value. */
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+__be32
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+xfs_dquot_to_disk_ts(
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+	struct xfs_dquot	*dqp,
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+	time64_t		timer)
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+{
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+	uint32_t		t = timer;
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+
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+	if (timer != 0 && (dqp->q_type & XFS_DQTYPE_BIGTIME))
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+		t = xfs_dq_unix_to_bigtime(timer);
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+
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+	return cpu_to_be32(t);
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+}