diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/mirror.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/block/mirror.c b/block/mirror.c index fc4d8f5..0841964 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -245,6 +245,10 @@ static uint64_t coroutine_fn mirror_iteration(MirrorBlockJob *s) trace_mirror_break_buf_busy(s, nb_chunks, s->in_flight); break; } + if (IOV_MAX < nb_chunks + added_chunks) { + trace_mirror_break_iov_max(s, nb_chunks, added_chunks); + break; + } /* We have enough free space to copy these sectors. */ bitmap_set(s->in_flight_bitmap, next_chunk, added_chunks); |
