diff options
Diffstat (limited to 'block/mirror.c')
-rw-r--r-- | block/mirror.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/block/mirror.c b/block/mirror.c index 3c4ab11..80c0109 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -894,6 +894,7 @@ static int coroutine_fn mirror_run(Job *job, Error **errp) BlockDriverState *bs = s->mirror_top_bs->backing->bs; BlockDriverState *target_bs = blk_bs(s->target); bool need_drain = true; + BlockDeviceIoStatus iostatus; int64_t length; int64_t target_length; BlockDriverInfo bdi; @@ -1016,8 +1017,11 @@ static int coroutine_fn mirror_run(Job *job, Error **errp) * We do so every BLKOCK_JOB_SLICE_TIME nanoseconds, or when there is * an error, or when the source is clean, whichever comes first. */ delta = qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - s->last_pause_ns; + WITH_JOB_LOCK_GUARD() { + iostatus = s->common.iostatus; + } if (delta < BLOCK_JOB_SLICE_TIME && - s->common.iostatus == BLOCK_DEVICE_IO_STATUS_OK) { + iostatus == BLOCK_DEVICE_IO_STATUS_OK) { if (s->in_flight >= MAX_IN_FLIGHT || s->buf_free_count == 0 || (cnt == 0 && s->in_flight > 0)) { trace_mirror_yield(s, cnt, s->buf_free_count, s->in_flight); @@ -1152,8 +1156,10 @@ static void mirror_complete(Job *job, Error **errp) s->should_complete = true; /* If the job is paused, it will be re-entered when it is resumed */ - if (!job->paused) { - job_enter(job); + WITH_JOB_LOCK_GUARD() { + if (!job->paused) { + job_enter_cond_locked(job, NULL); + } } } @@ -1173,8 +1179,11 @@ static bool mirror_drained_poll(BlockJob *job) * from one of our own drain sections, to avoid a deadlock waiting for * ourselves. */ - if (!s->common.job.paused && !job_is_cancelled(&job->job) && !s->in_drain) { - return true; + WITH_JOB_LOCK_GUARD() { + if (!s->common.job.paused && !job_is_cancelled_locked(&job->job) + && !s->in_drain) { + return true; + } } return !!s->in_flight; |