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From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: sandeen@sandeen.net
Cc: linux-xfs@vger.kernel.org, hch@lst.de
Subject: [PATCH v2 22/26] xfs_db: add bigtime upgrade path
Date: Mon, 16 Nov 2020 13:15:09 -0800	[thread overview]
Message-ID: <20201116211509.GU9695@magnolia> (raw)
In-Reply-To: <160375538851.881414.17245799256703762517.stgit@magnolia>

From: Darrick J. Wong <darrick.wong@oracle.com>

Enable users to upgrade their filesystems to bigtime support.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---
v2: rebase patch since the main feature upgrade patch got changed
slightly
---
 db/sb.c              |   15 +++++++++++++++
 man/man8/xfs_admin.8 |    5 +++++
 2 files changed, 20 insertions(+)

diff --git a/db/sb.c b/db/sb.c
index 3608508a7eb8..f66907e69da6 100644
--- a/db/sb.c
+++ b/db/sb.c
@@ -848,6 +848,21 @@ version_f(
 			}
 
 			v5features.ro_compat |= XFS_SB_FEAT_RO_COMPAT_INOBTCNT;
+		} else if (!strcasecmp(argv[1], "bigtime")) {
+			if (xfs_sb_version_hasbigtime(&mp->m_sb)) {
+				dbprintf(
+		_("bigtime feature is already enabled\n"));
+				exitcode = 1;
+				return 1;
+			}
+			if (!xfs_sb_version_hascrc(&mp->m_sb)) {
+				dbprintf(
+		_("bigtime feature cannot be enabled on pre-V5 filesystems\n"));
+				exitcode = 1;
+				return 1;
+			}
+
+			v5features.incompat |= XFS_SB_FEAT_INCOMPAT_BIGTIME;
 		} else if (!strcasecmp(argv[1], "extflg")) {
 			switch (XFS_SB_VERSION_NUM(&mp->m_sb)) {
 			case XFS_SB_VERSION_1:
diff --git a/man/man8/xfs_admin.8 b/man/man8/xfs_admin.8
index 65ca6afc1e12..c09fe62b6827 100644
--- a/man/man8/xfs_admin.8
+++ b/man/man8/xfs_admin.8
@@ -117,6 +117,11 @@ This reduces mount time by caching the size of the inode btrees in the
 allocation group metadata.
 Once enabled, the filesystem will not be writable by older kernels.
 The filesystem cannot be downgraded after this feature is enabled.
+.TP
+.B bigtime
+Upgrade the filesystem to support larger timestamps up to the year 2486.
+Once enabled, the filesystem will not be readable by older kernels.
+The filesystem cannot be downgraded.
 .RE
 .TP
 .BI \-U " uuid"

  parent reply	other threads:[~2020-11-16 21:15 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-26 23:34 [PATCH v6 00/26] xfsprogs: widen timestamps to deal with y2038 Darrick J. Wong
2020-10-26 23:34 ` [PATCH 01/26] libxfs: create a real struct timespec64 Darrick J. Wong
2020-10-29  9:44   ` Christoph Hellwig
2020-10-26 23:34 ` [PATCH 02/26] libxfs: refactor NSEC_PER_SEC Darrick J. Wong
2020-10-29  9:44   ` Christoph Hellwig
2020-10-26 23:34 ` [PATCH 03/26] libfrog: define LIBFROG_BULKSTAT_CHUNKSIZE to remove dependence on XFS_INODES_PER_CHUNK Darrick J. Wong
2020-10-29  9:45   ` Christoph Hellwig
2020-10-29  9:45     ` Christoph Hellwig
2020-10-29 17:25       ` Darrick J. Wong
2020-10-30  8:20         ` Christoph Hellwig
2020-10-26 23:34 ` [PATCH 04/26] libfrog: convert cvttime to return time64_t Darrick J. Wong
2020-10-29  9:45   ` Christoph Hellwig
2020-10-26 23:34 ` [PATCH 05/26] xfs_quota: convert time_to_string to use time64_t Darrick J. Wong
2020-10-29  9:47   ` Christoph Hellwig
2020-10-29 17:32     ` Darrick J. Wong
2020-10-30  8:21       ` Christoph Hellwig
2020-11-16 20:45   ` Eric Sandeen
2020-10-26 23:34 ` [PATCH 06/26] xfs_db: refactor timestamp printing Darrick J. Wong
2020-10-29  9:47   ` Christoph Hellwig
2020-10-26 23:34 ` [PATCH 07/26] xfs_db: refactor quota timer printing Darrick J. Wong
2020-10-29  9:48   ` Christoph Hellwig
2020-10-26 23:34 ` [PATCH 08/26] xfs_logprint: refactor timestamp printing Darrick J. Wong
2020-10-29  9:48   ` Christoph Hellwig
2020-11-23 20:14   ` Eric Sandeen
2020-11-24  0:25     ` Darrick J. Wong
2020-10-26 23:35 ` [PATCH 09/26] xfs: explicitly define inode timestamp range Darrick J. Wong
2020-10-26 23:35 ` [PATCH 10/26] xfs: refactor quota expiration timer modification Darrick J. Wong
2020-10-26 23:35 ` [PATCH 11/26] xfs: refactor default quota grace period setting code Darrick J. Wong
2020-10-26 23:35 ` [PATCH 12/26] xfs: refactor quota timestamp coding Darrick J. Wong
2020-10-26 23:35 ` [PATCH 13/26] xfs: move xfs_log_dinode_to_disk to the log recovery code Darrick J. Wong
2020-10-26 23:35 ` [PATCH 14/26] xfs: redefine xfs_timestamp_t Darrick J. Wong
2020-10-26 23:35 ` [PATCH 15/26] xfs: redefine xfs_ictimestamp_t Darrick J. Wong
2020-10-26 23:35 ` [PATCH 16/26] xfs: widen ondisk inode timestamps to deal with y2038+ Darrick J. Wong
2020-10-26 23:35 ` [PATCH 17/26] xfs: widen ondisk quota expiration timestamps to handle y2038+ Darrick J. Wong
2020-10-26 23:36 ` [PATCH 18/26] libxfs: propagate bigtime inode flag when allocating Darrick J. Wong
2020-10-29  9:48   ` Christoph Hellwig
2020-10-26 23:36 ` [PATCH 19/26] libfrog: list the bigtime feature when reporting geometry Darrick J. Wong
2020-10-29  9:49   ` Christoph Hellwig
2020-10-26 23:36 ` [PATCH 20/26] xfs_db: report bigtime format timestamps Darrick J. Wong
2020-10-29  9:50   ` Christoph Hellwig
2020-10-29 17:45     ` Darrick J. Wong
2020-10-30  8:23       ` Christoph Hellwig
2020-11-16 21:16   ` Eric Sandeen
2020-11-16 22:41     ` Darrick J. Wong
2020-11-17 17:45   ` [PATCH v2 " Darrick J. Wong
2020-11-17 18:18     ` Eric Sandeen
2020-10-26 23:36 ` [PATCH 21/26] xfs_db: support printing time limits Darrick J. Wong
2020-10-29  9:50   ` Christoph Hellwig
2020-10-26 23:36 ` [PATCH 22/26] xfs_db: add bigtime upgrade path Darrick J. Wong
2020-10-29  9:51   ` Christoph Hellwig
2020-11-16 21:15   ` Darrick J. Wong [this message]
2020-10-26 23:36 ` [PATCH 23/26] xfs_quota: support editing and reporting quotas with bigtime Darrick J. Wong
2020-10-29  9:51   ` Christoph Hellwig
2020-10-26 23:36 ` [PATCH 24/26] xfs_repair: support bigtime timestamp checking Darrick J. Wong
2020-10-29  9:52   ` Christoph Hellwig
2020-10-26 23:36 ` [PATCH 25/26] mkfs: format bigtime filesystems Darrick J. Wong
2020-10-29  9:52   ` Christoph Hellwig
2020-10-26 23:36 ` [PATCH 26/26] xfs: enable big timestamps Darrick J. Wong

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