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path: root/fs/xfs/libxfs/xfs_sb.c
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Diffstat (limited to 'fs/xfs/libxfs/xfs_sb.c')
-rw-r--r--fs/xfs/libxfs/xfs_sb.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c
index 8426e5e2682e..5f902fa7913f 100644
--- a/fs/xfs/libxfs/xfs_sb.c
+++ b/fs/xfs/libxfs/xfs_sb.c
@@ -445,6 +445,8 @@ __xfs_sb_from_disk(
to->sb_features_incompat = be32_to_cpu(from->sb_features_incompat);
to->sb_features_log_incompat =
be32_to_cpu(from->sb_features_log_incompat);
+ /* crc is only used on disk, not in memory; just init to 0 here. */
+ to->sb_crc = 0;
to->sb_pad = 0;
to->sb_pquotino = be64_to_cpu(from->sb_pquotino);
to->sb_lsn = be64_to_cpu(from->sb_lsn);
@@ -550,6 +552,9 @@ xfs_sb_to_disk(
if (!fields)
return;
+ /* We should never write the crc here, it's updated in the IO path */
+ fields &= ~XFS_SB_CRC;
+
xfs_sb_quota_to_disk(to, from, &fields);
while (fields) {
f = (xfs_sb_field_t)xfs_lowbit64((__uint64_t)fields);