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-rw-r--r--fs/xfs/xfs_inode_item_recover.c76
1 files changed, 76 insertions, 0 deletions
diff --git a/fs/xfs/xfs_inode_item_recover.c b/fs/xfs/xfs_inode_item_recover.c
index 5e0d291835b3..cb44f7653f03 100644
--- a/fs/xfs/xfs_inode_item_recover.c
+++ b/fs/xfs/xfs_inode_item_recover.c
@@ -115,6 +115,82 @@ out_free_ip:
return error;
}
+static inline bool xfs_log_dinode_has_bigtime(const struct xfs_log_dinode *ld)
+{
+ return ld->di_version >= 3 &&
+ (ld->di_flags2 & XFS_DIFLAG2_BIGTIME);
+}
+
+/* Convert a log timestamp to an ondisk timestamp. */
+static inline xfs_timestamp_t
+xfs_log_dinode_to_disk_ts(
+ struct xfs_log_dinode *from,
+ const xfs_ictimestamp_t its)
+{
+ struct xfs_legacy_timestamp *lts;
+ struct xfs_legacy_ictimestamp *lits;
+ xfs_timestamp_t ts;
+
+ if (xfs_log_dinode_has_bigtime(from))
+ return cpu_to_be64(its);
+
+ lts = (struct xfs_legacy_timestamp *)&ts;
+ lits = (struct xfs_legacy_ictimestamp *)&its;
+ lts->t_sec = cpu_to_be32(lits->t_sec);
+ lts->t_nsec = cpu_to_be32(lits->t_nsec);
+
+ return ts;
+}
+
+STATIC void
+xfs_log_dinode_to_disk(
+ struct xfs_log_dinode *from,
+ struct xfs_dinode *to)
+{
+ to->di_magic = cpu_to_be16(from->di_magic);
+ to->di_mode = cpu_to_be16(from->di_mode);
+ to->di_version = from->di_version;
+ to->di_format = from->di_format;
+ to->di_onlink = 0;
+ to->di_uid = cpu_to_be32(from->di_uid);
+ to->di_gid = cpu_to_be32(from->di_gid);
+ to->di_nlink = cpu_to_be32(from->di_nlink);
+ to->di_projid_lo = cpu_to_be16(from->di_projid_lo);
+ to->di_projid_hi = cpu_to_be16(from->di_projid_hi);
+ memcpy(to->di_pad, from->di_pad, sizeof(to->di_pad));
+
+ to->di_atime = xfs_log_dinode_to_disk_ts(from, from->di_atime);
+ to->di_mtime = xfs_log_dinode_to_disk_ts(from, from->di_mtime);
+ to->di_ctime = xfs_log_dinode_to_disk_ts(from, from->di_ctime);
+
+ to->di_size = cpu_to_be64(from->di_size);
+ to->di_nblocks = cpu_to_be64(from->di_nblocks);
+ to->di_extsize = cpu_to_be32(from->di_extsize);
+ to->di_nextents = cpu_to_be32(from->di_nextents);
+ to->di_anextents = cpu_to_be16(from->di_anextents);
+ to->di_forkoff = from->di_forkoff;
+ to->di_aformat = from->di_aformat;
+ to->di_dmevmask = cpu_to_be32(from->di_dmevmask);
+ to->di_dmstate = cpu_to_be16(from->di_dmstate);
+ to->di_flags = cpu_to_be16(from->di_flags);
+ to->di_gen = cpu_to_be32(from->di_gen);
+
+ if (from->di_version == 3) {
+ to->di_changecount = cpu_to_be64(from->di_changecount);
+ to->di_crtime = xfs_log_dinode_to_disk_ts(from,
+ from->di_crtime);
+ to->di_flags2 = cpu_to_be64(from->di_flags2);
+ to->di_cowextsize = cpu_to_be32(from->di_cowextsize);
+ to->di_ino = cpu_to_be64(from->di_ino);
+ to->di_lsn = cpu_to_be64(from->di_lsn);
+ memcpy(to->di_pad2, from->di_pad2, sizeof(to->di_pad2));
+ uuid_copy(&to->di_uuid, &from->di_uuid);
+ to->di_flushiter = 0;
+ } else {
+ to->di_flushiter = cpu_to_be16(from->di_flushiter);
+ }
+}
+
STATIC int
xlog_recover_inode_commit_pass2(
struct xlog *log,