diff mbox series

[12/26] xfs: refactor quota timestamp coding

Message ID 160375532379.881414.13000848689582360937.stgit@magnolia
State New
Headers show
Series xfsprogs: widen timestamps to deal with y2038 | expand

Commit Message

Darrick J. Wong Oct. 26, 2020, 11:35 p.m. UTC
From: Darrick J. Wong <darrick.wong@oracle.com>

Source kernel commit: 9f99c8fe551a056c0929dff13cbce62b6b150156

Refactor quota timestamp encoding and decoding into helper functions so
that we can add extra behavior in the next patch.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Allison Collins <allison.henderson@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 libxfs/xfs_dquot_buf.c  |   18 ++++++++++++++++++
 libxfs/xfs_quota_defs.h |    5 +++++
 2 files changed, 23 insertions(+)
diff mbox series

Patch

diff --git a/libxfs/xfs_dquot_buf.c b/libxfs/xfs_dquot_buf.c
index b5adb840d015..04f62e31019d 100644
--- a/libxfs/xfs_dquot_buf.c
+++ b/libxfs/xfs_dquot_buf.c
@@ -286,3 +286,21 @@  const struct xfs_buf_ops xfs_dquot_buf_ra_ops = {
 	.verify_read = xfs_dquot_buf_readahead_verify,
 	.verify_write = xfs_dquot_buf_write_verify,
 };
+
+/* Convert an on-disk timer value into an incore timer value. */
+time64_t
+xfs_dquot_from_disk_ts(
+	struct xfs_disk_dquot	*ddq,
+	__be32			dtimer)
+{
+	return be32_to_cpu(dtimer);
+}
+
+/* Convert an incore timer value into an on-disk timer value. */
+__be32
+xfs_dquot_to_disk_ts(
+	struct xfs_dquot	*dqp,
+	time64_t		timer)
+{
+	return cpu_to_be32(timer);
+}
diff --git a/libxfs/xfs_quota_defs.h b/libxfs/xfs_quota_defs.h
index 076bdc7037ee..9a99910d857e 100644
--- a/libxfs/xfs_quota_defs.h
+++ b/libxfs/xfs_quota_defs.h
@@ -143,4 +143,9 @@  extern int xfs_calc_dquots_per_chunk(unsigned int nbblks);
 extern void xfs_dqblk_repair(struct xfs_mount *mp, struct xfs_dqblk *dqb,
 		xfs_dqid_t id, xfs_dqtype_t type);
 
+struct xfs_dquot;
+time64_t xfs_dquot_from_disk_ts(struct xfs_disk_dquot *ddq,
+		__be32 dtimer);
+__be32 xfs_dquot_to_disk_ts(struct xfs_dquot *ddq, time64_t timer);
+
 #endif	/* __XFS_QUOTA_H__ */