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-rw-r--r--fs/jbd2/journal.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index 9072f03d30b5..e9a3c4c85594 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -2097,10 +2097,16 @@ int jbd2_journal_blocks_per_page(struct inode *inode)
2097 */ 2097 */
2098size_t journal_tag_bytes(journal_t *journal) 2098size_t journal_tag_bytes(journal_t *journal)
2099{ 2099{
2100 journal_block_tag_t tag;
2101 size_t x = 0;
2102
2103 if (JBD2_HAS_INCOMPAT_FEATURE(journal, JBD2_FEATURE_INCOMPAT_CSUM_V2))
2104 x += sizeof(tag.t_checksum);
2105
2100 if (JBD2_HAS_INCOMPAT_FEATURE(journal, JBD2_FEATURE_INCOMPAT_64BIT)) 2106 if (JBD2_HAS_INCOMPAT_FEATURE(journal, JBD2_FEATURE_INCOMPAT_64BIT))
2101 return JBD2_TAG_SIZE64; 2107 return x + JBD2_TAG_SIZE64;
2102 else 2108 else
2103 return JBD2_TAG_SIZE32; 2109 return x + JBD2_TAG_SIZE32;
2104} 2110}
2105 2111
2106/* 2112/*