diff --git a/src/journal/sd-journal.c b/src/journal/sd-journal.c index 2df147c02..32c697682 100644 --- a/src/journal/sd-journal.c +++ b/src/journal/sd-journal.c @@ -517,6 +517,27 @@ static bool whole_file_precedes_location(JournalFile *f, Location *l, direction_ return false; } +static bool file_may_have_preceding_entry(JournalFile *f, JournalFile *of, uint64_t op, direction_t direction) { + Object *o; + int r; + + assert(f); + assert(of); + + r = journal_file_move_to_object(of, OBJECT_ENTRY, op, &o); + if (r < 0) + return true; + + if (sd_id128_equal(f->header->seqnum_id, of->header->seqnum_id)) + return direction == DIRECTION_DOWN ? + le64toh(o->entry.seqnum) >= le64toh(f->header->head_entry_seqnum) : + le64toh(o->entry.seqnum) <= le64toh(f->header->tail_entry_seqnum); + + return direction == DIRECTION_DOWN ? + le64toh(o->entry.realtime) >= le64toh(f->header->head_entry_realtime) : + le64toh(o->entry.realtime) <= le64toh(f->header->tail_entry_realtime); +} + _pure_ static int compare_with_location(JournalFile *af, Object *ao, Location *l) { uint64_t a; @@ -905,6 +926,9 @@ static int real_journal_next(sd_journal *j, direction_t direction) { if (whole_file_precedes_location(f, &j->current_location, direction)) continue; + if (new_file && !file_may_have_preceding_entry(f, new_file, new_offset, direction)) + continue; + r = next_beyond_location(j, f, direction, &o, &p); if (r < 0) { log_debug("Can't iterate through %s, ignoring: %s", f->path, strerror(-r));