diff options
Diffstat (limited to 'libbcachefs/journal_reclaim.h')
| -rw-r--r-- | libbcachefs/journal_reclaim.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/libbcachefs/journal_reclaim.h b/libbcachefs/journal_reclaim.h index f02caa3d..adf1f5c9 100644 --- a/libbcachefs/journal_reclaim.h +++ b/libbcachefs/journal_reclaim.h @@ -53,8 +53,11 @@ static inline void bch2_journal_pin_copy(struct journal *j, struct journal_entry_pin *src, journal_pin_flush_fn flush_fn) { - if (journal_pin_active(src)) - bch2_journal_pin_add(j, src->seq, dst, flush_fn); + /* Guard against racing with journal_pin_drop(src): */ + u64 seq = READ_ONCE(src->seq); + + if (seq) + bch2_journal_pin_add(j, seq, dst, flush_fn); } static inline void bch2_journal_pin_update(struct journal *j, u64 seq, |