diff options
Diffstat (limited to 'tests/unit/test-blockjob.c')
-rw-r--r-- | tests/unit/test-blockjob.c | 136 |
1 files changed, 79 insertions, 57 deletions
diff --git a/tests/unit/test-blockjob.c b/tests/unit/test-blockjob.c index 4c9e1bf1e5..c0426bd10c 100644 --- a/tests/unit/test-blockjob.c +++ b/tests/unit/test-blockjob.c @@ -211,8 +211,11 @@ static CancelJob *create_common(Job **pjob) bjob = mk_job(blk, "Steve", &test_cancel_driver, true, JOB_MANUAL_FINALIZE | JOB_MANUAL_DISMISS); job = &bjob->job; - job_ref(job); - assert(job->status == JOB_STATUS_CREATED); + WITH_JOB_LOCK_GUARD() { + job_ref_locked(job); + assert(job->status == JOB_STATUS_CREATED); + } + s = container_of(bjob, CancelJob, common); s->blk = blk; @@ -225,21 +228,22 @@ static void cancel_common(CancelJob *s) BlockJob *job = &s->common; BlockBackend *blk = s->blk; JobStatus sts = job->job.status; - AioContext *ctx; - - ctx = job->job.aio_context; - aio_context_acquire(ctx); + AioContext *ctx = job->job.aio_context; job_cancel_sync(&job->job, true); - if (sts != JOB_STATUS_CREATED && sts != JOB_STATUS_CONCLUDED) { - Job *dummy = &job->job; - job_dismiss(&dummy, &error_abort); + WITH_JOB_LOCK_GUARD() { + if (sts != JOB_STATUS_CREATED && sts != JOB_STATUS_CONCLUDED) { + Job *dummy = &job->job; + job_dismiss_locked(&dummy, &error_abort); + } + assert(job->job.status == JOB_STATUS_NULL); + job_unref_locked(&job->job); } - assert(job->job.status == JOB_STATUS_NULL); - job_unref(&job->job); - destroy_blk(blk); + aio_context_acquire(ctx); + destroy_blk(blk); aio_context_release(ctx); + } static void test_cancel_created(void) @@ -251,6 +255,13 @@ static void test_cancel_created(void) cancel_common(s); } +static void assert_job_status_is(Job *job, int status) +{ + WITH_JOB_LOCK_GUARD() { + assert(job->status == status); + } +} + static void test_cancel_running(void) { Job *job; @@ -259,7 +270,7 @@ static void test_cancel_running(void) s = create_common(&job); job_start(job); - assert(job->status == JOB_STATUS_RUNNING); + assert_job_status_is(job, JOB_STATUS_RUNNING); cancel_common(s); } @@ -272,11 +283,12 @@ static void test_cancel_paused(void) s = create_common(&job); job_start(job); - assert(job->status == JOB_STATUS_RUNNING); - - job_user_pause(job, &error_abort); + WITH_JOB_LOCK_GUARD() { + assert(job->status == JOB_STATUS_RUNNING); + job_user_pause_locked(job, &error_abort); + } job_enter(job); - assert(job->status == JOB_STATUS_PAUSED); + assert_job_status_is(job, JOB_STATUS_PAUSED); cancel_common(s); } @@ -289,11 +301,11 @@ static void test_cancel_ready(void) s = create_common(&job); job_start(job); - assert(job->status == JOB_STATUS_RUNNING); + assert_job_status_is(job, JOB_STATUS_RUNNING); s->should_converge = true; job_enter(job); - assert(job->status == JOB_STATUS_READY); + assert_job_status_is(job, JOB_STATUS_READY); cancel_common(s); } @@ -306,15 +318,16 @@ static void test_cancel_standby(void) s = create_common(&job); job_start(job); - assert(job->status == JOB_STATUS_RUNNING); + assert_job_status_is(job, JOB_STATUS_RUNNING); s->should_converge = true; job_enter(job); - assert(job->status == JOB_STATUS_READY); - - job_user_pause(job, &error_abort); + WITH_JOB_LOCK_GUARD() { + assert(job->status == JOB_STATUS_READY); + job_user_pause_locked(job, &error_abort); + } job_enter(job); - assert(job->status == JOB_STATUS_STANDBY); + assert_job_status_is(job, JOB_STATUS_STANDBY); cancel_common(s); } @@ -327,20 +340,21 @@ static void test_cancel_pending(void) s = create_common(&job); job_start(job); - assert(job->status == JOB_STATUS_RUNNING); + assert_job_status_is(job, JOB_STATUS_RUNNING); s->should_converge = true; job_enter(job); - assert(job->status == JOB_STATUS_READY); - - job_complete(job, &error_abort); + WITH_JOB_LOCK_GUARD() { + assert(job->status == JOB_STATUS_READY); + job_complete_locked(job, &error_abort); + } job_enter(job); while (!job->deferred_to_main_loop) { aio_poll(qemu_get_aio_context(), true); } - assert(job->status == JOB_STATUS_READY); + assert_job_status_is(job, JOB_STATUS_READY); aio_poll(qemu_get_aio_context(), true); - assert(job->status == JOB_STATUS_PENDING); + assert_job_status_is(job, JOB_STATUS_PENDING); cancel_common(s); } @@ -353,25 +367,26 @@ static void test_cancel_concluded(void) s = create_common(&job); job_start(job); - assert(job->status == JOB_STATUS_RUNNING); + assert_job_status_is(job, JOB_STATUS_RUNNING); s->should_converge = true; job_enter(job); - assert(job->status == JOB_STATUS_READY); - - job_complete(job, &error_abort); + WITH_JOB_LOCK_GUARD() { + assert(job->status == JOB_STATUS_READY); + job_complete_locked(job, &error_abort); + } job_enter(job); while (!job->deferred_to_main_loop) { aio_poll(qemu_get_aio_context(), true); } - assert(job->status == JOB_STATUS_READY); + assert_job_status_is(job, JOB_STATUS_READY); aio_poll(qemu_get_aio_context(), true); - assert(job->status == JOB_STATUS_PENDING); + assert_job_status_is(job, JOB_STATUS_PENDING); - aio_context_acquire(job->aio_context); - job_finalize(job, &error_abort); - aio_context_release(job->aio_context); - assert(job->status == JOB_STATUS_CONCLUDED); + WITH_JOB_LOCK_GUARD() { + job_finalize_locked(job, &error_abort); + assert(job->status == JOB_STATUS_CONCLUDED); + } cancel_common(s); } @@ -417,7 +432,7 @@ static const BlockJobDriver test_yielding_driver = { }; /* - * Test that job_complete() works even on jobs that are in a paused + * Test that job_complete_locked() works even on jobs that are in a paused * state (i.e., STANDBY). * * To do this, run YieldingJob in an IO thread, get it into the READY @@ -425,7 +440,7 @@ static const BlockJobDriver test_yielding_driver = { * acquire the context so the job will not be entered and will thus * remain on STANDBY. * - * job_complete() should still work without error. + * job_complete_locked() should still work without error. * * Note that on the QMP interface, it is impossible to lock an IO * thread before a drained section ends. In practice, the @@ -459,37 +474,44 @@ static void test_complete_in_standby(void) bjob = mk_job(blk, "job", &test_yielding_driver, true, JOB_MANUAL_FINALIZE | JOB_MANUAL_DISMISS); job = &bjob->job; - assert(job->status == JOB_STATUS_CREATED); + assert_job_status_is(job, JOB_STATUS_CREATED); /* Wait for the job to become READY */ job_start(job); - aio_context_acquire(ctx); - AIO_WAIT_WHILE(ctx, job->status != JOB_STATUS_READY); - aio_context_release(ctx); + /* + * Here we are waiting for the status to change, so don't bother + * protecting the read every time. + */ + AIO_WAIT_WHILE_UNLOCKED(ctx, job->status != JOB_STATUS_READY); /* Begin the drained section, pausing the job */ bdrv_drain_all_begin(); - assert(job->status == JOB_STATUS_STANDBY); + assert_job_status_is(job, JOB_STATUS_STANDBY); + /* Lock the IO thread to prevent the job from being run */ aio_context_acquire(ctx); /* This will schedule the job to resume it */ bdrv_drain_all_end(); + aio_context_release(ctx); - /* But the job cannot run, so it will remain on standby */ - assert(job->status == JOB_STATUS_STANDBY); + WITH_JOB_LOCK_GUARD() { + /* But the job cannot run, so it will remain on standby */ + assert(job->status == JOB_STATUS_STANDBY); - /* Even though the job is on standby, this should work */ - job_complete(job, &error_abort); + /* Even though the job is on standby, this should work */ + job_complete_locked(job, &error_abort); - /* The test is done now, clean up. */ - job_finish_sync(job, NULL, &error_abort); - assert(job->status == JOB_STATUS_PENDING); + /* The test is done now, clean up. */ + job_finish_sync_locked(job, NULL, &error_abort); + assert(job->status == JOB_STATUS_PENDING); - job_finalize(job, &error_abort); - assert(job->status == JOB_STATUS_CONCLUDED); + job_finalize_locked(job, &error_abort); + assert(job->status == JOB_STATUS_CONCLUDED); - job_dismiss(&job, &error_abort); + job_dismiss_locked(&job, &error_abort); + } + aio_context_acquire(ctx); destroy_blk(blk); aio_context_release(ctx); iothread_join(iothread); |