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From 68879320b482e73e6ce202a8e680c8ab7e6a2af4 Mon Sep 17 00:00:00 2001
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From: "Darrick J. Wong" <darrick.wong@oracle.com>
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Date: Tue, 10 Nov 2020 15:12:50 -0500
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Subject: [PATCH] xfs: refactor quota timestamp coding
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Source kernel commit: 9f99c8fe551a056c0929dff13cbce62b6b150156
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Refactor quota timestamp encoding and decoding into helper functions so
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that we can add extra behavior in the next patch.
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Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
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Reviewed-by: Amir Goldstein <amir73il@gmail.com>
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Reviewed-by: Christoph Hellwig <hch@lst.de>
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Reviewed-by: Allison Collins <allison.henderson@oracle.com>
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Reviewed-by: Dave Chinner <dchinner@redhat.com>
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Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
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---
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diff --git a/libxfs/xfs_dquot_buf.c b/libxfs/xfs_dquot_buf.c
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index 324f528..963f8ea 100644
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--- a/libxfs/xfs_dquot_buf.c
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+++ b/libxfs/xfs_dquot_buf.c
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@@ -286,3 +286,21 @@ const struct xfs_buf_ops xfs_dquot_buf_ra_ops = {
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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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+ return be32_to_cpu(dtimer);
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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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+ return cpu_to_be32(timer);
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+}
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diff --git a/libxfs/xfs_quota_defs.h b/libxfs/xfs_quota_defs.h
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index c69dba4..2f61cd3 100644
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--- a/libxfs/xfs_quota_defs.h
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+++ b/libxfs/xfs_quota_defs.h
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@@ -149,4 +149,9 @@ extern int xfs_calc_dquots_per_chunk(unsigned int nbblks);
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extern int xfs_dqblk_repair(struct xfs_mount *mp, struct xfs_dqblk *dqb,
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xfs_dqid_t id, uint type);
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+struct xfs_dquot;
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+time64_t xfs_dquot_from_disk_ts(struct xfs_disk_dquot *ddq,
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+ __be32 dtimer);
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+__be32 xfs_dquot_to_disk_ts(struct xfs_dquot *ddq, time64_t timer);
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+
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#endif /* __XFS_QUOTA_H__ */
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