diff options
Diffstat (limited to 'migration')
| -rw-r--r-- | migration/ram.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/migration/ram.c b/migration/ram.c index 68bc11c..8a97dad 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -2864,23 +2864,23 @@ static int postcopy_send_discard_bm_ram(MigrationState *ms, for (current = 0; current < end; ) { unsigned long one = find_next_bit(unsentmap, end, current); + unsigned long zero, discard_length; - if (one < end) { - unsigned long zero = find_next_zero_bit(unsentmap, end, one + 1); - unsigned long discard_length; + if (one >= end) { + break; + } - if (zero >= end) { - discard_length = end - one; - } else { - discard_length = zero - one; - } - if (discard_length) { - postcopy_discard_send_range(ms, pds, one, discard_length); - } - current = one + discard_length; + zero = find_next_zero_bit(unsentmap, end, one + 1); + + if (zero >= end) { + discard_length = end - one; } else { - current = one; + discard_length = zero - one; + } + if (discard_length) { + postcopy_discard_send_range(ms, pds, one, discard_length); } + current = one + discard_length; } return 0; |