]> git.proxmox.com Git - mirror_qemu.git/blobdiff - tests/test-blockjob.c
job: take each job's lock individually in job_txn_apply
[mirror_qemu.git] / tests / test-blockjob.c
index 8946bfd37bde14f34e79393d66ddd87cacb3a259..751984791203260bac879656bd47d33f31b870ec 100644 (file)
 #include "qemu/main-loop.h"
 #include "block/blockjob_int.h"
 #include "sysemu/block-backend.h"
+#include "qapi/qmp/qdict.h"
 
 static const BlockJobDriver test_block_job_driver = {
-    .instance_size = sizeof(BlockJob),
+    .job_driver = {
+        .instance_size = sizeof(BlockJob),
+        .free          = block_job_free,
+        .user_resume   = block_job_user_resume,
+    },
 };
 
 static void block_job_cb(void *opaque, int ret)
@@ -29,23 +34,22 @@ static BlockJob *mk_job(BlockBackend *blk, const char *id,
                         int flags)
 {
     BlockJob *job;
-    Error *errp = NULL;
+    Error *err = NULL;
 
     job = block_job_create(id, drv, NULL, blk_bs(blk),
                            0, BLK_PERM_ALL, 0, flags, block_job_cb,
-                           NULL, &errp);
+                           NULL, &err);
     if (should_succeed) {
-        g_assert_null(errp);
+        g_assert_null(err);
         g_assert_nonnull(job);
         if (id) {
-            g_assert_cmpstr(job->id, ==, id);
+            g_assert_cmpstr(job->job.id, ==, id);
         } else {
-            g_assert_cmpstr(job->id, ==, blk_name(blk));
+            g_assert_cmpstr(job->job.id, ==, blk_name(blk));
         }
     } else {
-        g_assert_nonnull(errp);
+        error_free_or_abort(&err);
         g_assert_null(job);
-        error_free(errp);
     }
 
     return job;
@@ -55,7 +59,7 @@ static BlockJob *do_test_id(BlockBackend *blk, const char *id,
                             bool should_succeed)
 {
     return mk_job(blk, id, &test_block_job_driver,
-                  should_succeed, BLOCK_JOB_DEFAULT);
+                  should_succeed, JOB_DEFAULT);
 }
 
 /* This creates a BlockBackend (optionally with a name) with a
@@ -63,19 +67,21 @@ static BlockJob *do_test_id(BlockBackend *blk, const char *id,
 static BlockBackend *create_blk(const char *name)
 {
     /* No I/O is performed on this device */
-    BlockBackend *blk = blk_new(0, BLK_PERM_ALL);
+    BlockBackend *blk = blk_new(qemu_get_aio_context(), 0, BLK_PERM_ALL);
     BlockDriverState *bs;
 
-    bs = bdrv_open("null-co://", NULL, NULL, 0, &error_abort);
+    QDict *opt = qdict_new();
+    qdict_put_str(opt, "file.read-zeroes", "on");
+    bs = bdrv_open("null-co://", NULL, opt, 0, &error_abort);
     g_assert_nonnull(bs);
 
     blk_insert_bs(blk, bs, &error_abort);
     bdrv_unref(bs);
 
     if (name) {
-        Error *errp = NULL;
-        monitor_add_blk(blk, name, &errp);
-        g_assert_null(errp);
+        Error *err = NULL;
+        monitor_add_blk(blk, name, &err);
+        g_assert_null(err);
     }
 
     return blk;
@@ -117,18 +123,19 @@ static void test_job_ids(void)
     /* This one is valid */
     job[0] = do_test_id(blk[0], "id0", true);
 
-    /* We cannot have two jobs in the same BDS */
-    do_test_id(blk[0], "id1", false);
+    /* We can have two jobs in the same BDS */
+    job[1] = do_test_id(blk[0], "id1", true);
+    job_early_fail(&job[1]->job);
 
     /* Duplicate job IDs are not allowed */
     job[1] = do_test_id(blk[1], "id0", false);
 
     /* But once job[0] finishes we can reuse its ID */
-    block_job_early_fail(job[0]);
+    job_early_fail(&job[0]->job);
     job[1] = do_test_id(blk[1], "id0", true);
 
     /* No job ID specified, defaults to the backend name ('drive1') */
-    block_job_early_fail(job[1]);
+    job_early_fail(&job[1]->job);
     job[1] = do_test_id(blk[1], NULL, true);
 
     /* Duplicate job ID */
@@ -141,9 +148,9 @@ static void test_job_ids(void)
     /* This one is valid */
     job[2] = do_test_id(blk[2], "id_2", true);
 
-    block_job_early_fail(job[0]);
-    block_job_early_fail(job[1]);
-    block_job_early_fail(job[2]);
+    job_early_fail(&job[0]->job);
+    job_early_fail(&job[1]->job);
+    job_early_fail(&job[2]->job);
 
     destroy_blk(blk[0]);
     destroy_blk(blk[1]);
@@ -155,60 +162,57 @@ typedef struct CancelJob {
     BlockBackend *blk;
     bool should_converge;
     bool should_complete;
-    bool completed;
 } CancelJob;
 
-static void cancel_job_completed(BlockJob *job, void *opaque)
+static void cancel_job_complete(Job *job, Error **errp)
 {
-    CancelJob *s = opaque;
-    s->completed = true;
-    block_job_completed(job, 0);
-}
-
-static void cancel_job_complete(BlockJob *job, Error **errp)
-{
-    CancelJob *s = container_of(job, CancelJob, common);
+    CancelJob *s = container_of(job, CancelJob, common.job);
     s->should_complete = true;
 }
 
-static void coroutine_fn cancel_job_start(void *opaque)
+static int coroutine_fn cancel_job_run(Job *job, Error **errp)
 {
-    CancelJob *s = opaque;
+    CancelJob *s = container_of(job, CancelJob, common.job);
 
     while (!s->should_complete) {
-        if (block_job_is_cancelled(&s->common)) {
-            goto defer;
+        if (job_is_cancelled(&s->common.job)) {
+            return 0;
         }
 
-        if (!s->common.ready && s->should_converge) {
-            block_job_event_ready(&s->common);
+        if (!job_is_ready(&s->common.job) && s->should_converge) {
+            job_transition_to_ready(&s->common.job);
         }
 
-        block_job_sleep_ns(&s->common, 100000);
+        job_sleep_ns(&s->common.job, 100000);
     }
 
- defer:
-    block_job_defer_to_main_loop(&s->common, cancel_job_completed, s);
+    return 0;
 }
 
 static const BlockJobDriver test_cancel_driver = {
-    .instance_size = sizeof(CancelJob),
-    .start         = cancel_job_start,
-    .complete      = cancel_job_complete,
+    .job_driver = {
+        .instance_size = sizeof(CancelJob),
+        .free          = block_job_free,
+        .user_resume   = block_job_user_resume,
+        .run           = cancel_job_run,
+        .complete      = cancel_job_complete,
+    },
 };
 
-static CancelJob *create_common(BlockJob **pjob)
+static CancelJob *create_common(Job **pjob)
 {
     BlockBackend *blk;
-    BlockJob *job;
+    Job *job;
+    BlockJob *bjob;
     CancelJob *s;
 
     blk = create_blk(NULL);
-    job = mk_job(blk, "Steve", &test_cancel_driver, true,
-                 BLOCK_JOB_MANUAL_FINALIZE | BLOCK_JOB_MANUAL_DISMISS);
-    block_job_ref(job);
-    assert(job->status == BLOCK_JOB_STATUS_CREATED);
-    s = container_of(job, CancelJob, common);
+    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);
+    s = container_of(bjob, CancelJob, common);
     s->blk = blk;
 
     *pjob = job;
@@ -219,22 +223,27 @@ static void cancel_common(CancelJob *s)
 {
     BlockJob *job = &s->common;
     BlockBackend *blk = s->blk;
-    BlockJobStatus sts = job->status;
+    JobStatus sts = job->job.status;
+    AioContext *ctx;
 
-    block_job_cancel_sync(job);
-    if ((sts != BLOCK_JOB_STATUS_CREATED) &&
-        (sts != BLOCK_JOB_STATUS_CONCLUDED)) {
-        BlockJob *dummy = job;
-        block_job_dismiss(&dummy, &error_abort);
+    ctx = job->job.aio_context;
+    aio_context_acquire(ctx);
+
+    job_cancel_sync(&job->job);
+    if (sts != JOB_STATUS_CREATED && sts != JOB_STATUS_CONCLUDED) {
+        Job *dummy = &job->job;
+        job_dismiss(&dummy, &error_abort);
     }
-    assert(job->status == BLOCK_JOB_STATUS_NULL);
-    block_job_unref(job);
+    assert(job->job.status == JOB_STATUS_NULL);
+    job_unref(&job->job);
     destroy_blk(blk);
+
+    aio_context_release(ctx);
 }
 
 static void test_cancel_created(void)
 {
-    BlockJob *job;
+    Job *job;
     CancelJob *s;
 
     s = create_common(&job);
@@ -243,119 +252,125 @@ static void test_cancel_created(void)
 
 static void test_cancel_running(void)
 {
-    BlockJob *job;
+    Job *job;
     CancelJob *s;
 
     s = create_common(&job);
 
-    block_job_start(job);
-    assert(job->status == BLOCK_JOB_STATUS_RUNNING);
+    job_start(job);
+    assert(job->status == JOB_STATUS_RUNNING);
 
     cancel_common(s);
 }
 
 static void test_cancel_paused(void)
 {
-    BlockJob *job;
+    Job *job;
     CancelJob *s;
 
     s = create_common(&job);
 
-    block_job_start(job);
-    assert(job->status == BLOCK_JOB_STATUS_RUNNING);
+    job_start(job);
+    assert(job->status == JOB_STATUS_RUNNING);
 
-    block_job_user_pause(job, &error_abort);
-    block_job_enter(job);
-    assert(job->status == BLOCK_JOB_STATUS_PAUSED);
+    job_user_pause(job, &error_abort);
+    job_enter(job);
+    assert(job->status == JOB_STATUS_PAUSED);
 
     cancel_common(s);
 }
 
 static void test_cancel_ready(void)
 {
-    BlockJob *job;
+    Job *job;
     CancelJob *s;
 
     s = create_common(&job);
 
-    block_job_start(job);
-    assert(job->status == BLOCK_JOB_STATUS_RUNNING);
+    job_start(job);
+    assert(job->status == JOB_STATUS_RUNNING);
 
     s->should_converge = true;
-    block_job_enter(job);
-    assert(job->status == BLOCK_JOB_STATUS_READY);
+    job_enter(job);
+    assert(job->status == JOB_STATUS_READY);
 
     cancel_common(s);
 }
 
 static void test_cancel_standby(void)
 {
-    BlockJob *job;
+    Job *job;
     CancelJob *s;
 
     s = create_common(&job);
 
-    block_job_start(job);
-    assert(job->status == BLOCK_JOB_STATUS_RUNNING);
+    job_start(job);
+    assert(job->status == JOB_STATUS_RUNNING);
 
     s->should_converge = true;
-    block_job_enter(job);
-    assert(job->status == BLOCK_JOB_STATUS_READY);
+    job_enter(job);
+    assert(job->status == JOB_STATUS_READY);
 
-    block_job_user_pause(job, &error_abort);
-    block_job_enter(job);
-    assert(job->status == BLOCK_JOB_STATUS_STANDBY);
+    job_user_pause(job, &error_abort);
+    job_enter(job);
+    assert(job->status == JOB_STATUS_STANDBY);
 
     cancel_common(s);
 }
 
 static void test_cancel_pending(void)
 {
-    BlockJob *job;
+    Job *job;
     CancelJob *s;
 
     s = create_common(&job);
 
-    block_job_start(job);
-    assert(job->status == BLOCK_JOB_STATUS_RUNNING);
+    job_start(job);
+    assert(job->status == JOB_STATUS_RUNNING);
 
     s->should_converge = true;
-    block_job_enter(job);
-    assert(job->status == BLOCK_JOB_STATUS_READY);
+    job_enter(job);
+    assert(job->status == JOB_STATUS_READY);
 
-    block_job_complete(job, &error_abort);
-    block_job_enter(job);
-    while (!s->completed) {
+    job_complete(job, &error_abort);
+    job_enter(job);
+    while (!job->deferred_to_main_loop) {
         aio_poll(qemu_get_aio_context(), true);
     }
-    assert(job->status == BLOCK_JOB_STATUS_PENDING);
+    assert(job->status == JOB_STATUS_READY);
+    aio_poll(qemu_get_aio_context(), true);
+    assert(job->status == JOB_STATUS_PENDING);
 
     cancel_common(s);
 }
 
 static void test_cancel_concluded(void)
 {
-    BlockJob *job;
+    Job *job;
     CancelJob *s;
 
     s = create_common(&job);
 
-    block_job_start(job);
-    assert(job->status == BLOCK_JOB_STATUS_RUNNING);
+    job_start(job);
+    assert(job->status == JOB_STATUS_RUNNING);
 
     s->should_converge = true;
-    block_job_enter(job);
-    assert(job->status == BLOCK_JOB_STATUS_READY);
+    job_enter(job);
+    assert(job->status == JOB_STATUS_READY);
 
-    block_job_complete(job, &error_abort);
-    block_job_enter(job);
-    while (!s->completed) {
+    job_complete(job, &error_abort);
+    job_enter(job);
+    while (!job->deferred_to_main_loop) {
         aio_poll(qemu_get_aio_context(), true);
     }
-    assert(job->status == BLOCK_JOB_STATUS_PENDING);
-
-    block_job_finalize(job, &error_abort);
-    assert(job->status == BLOCK_JOB_STATUS_CONCLUDED);
+    assert(job->status == JOB_STATUS_READY);
+    aio_poll(qemu_get_aio_context(), true);
+    assert(job->status == 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);
 
     cancel_common(s);
 }