Exemplos de dsl_destroy_head em C++ (Cpp)

Exemplo n.º 1

Arquivo: pios.c Projeto: apgodshall/zfs

static void
zpios_remove_objset(run_args_t *run_args)
{
	zpios_time_t *t = &(run_args->stats.rm_time);
	zpios_region_t *region;
	char name[32];
	int rc = 0, i;

	(void)zpios_upcall(run_args->pre, PHASE_PRE_REMOVE, run_args, 0);
	t->start = zpios_timespec_now();

	(void)snprintf(name, 32, "%s/id_%d", run_args->pool, run_args->id);

	if (run_args->flags & DMU_REMOVE) {
		if (run_args->flags & DMU_FPP) {
			for (i = 0; i < run_args->region_count; i++) {
				region = &run_args->regions[i];
				rc = zpios_dmu_object_free(run_args,
							   region->obj.os,
							   region->obj.obj);
				if (rc)
					zpios_print(run_args->file, "Error "
						    "removing object %d, %d\n",
					            (int)region->obj.obj, rc);
			}
		} else {
			region = &run_args->regions[0];
			rc = zpios_dmu_object_free(run_args,
						   region->obj.os,
						   region->obj.obj);
			if (rc)
				zpios_print(run_args->file, "Error "
					    "removing object %d, %d\n",
				            (int)region->obj.obj, rc);
		}
	}

	dmu_objset_disown(run_args->os, zpios_tag);

	if (run_args->flags & DMU_REMOVE) {
		rc = dsl_destroy_head(name);
		if (rc)
			zpios_print(run_args->file, "Error dsl_destroy_head"
				    "(%s, ...) failed: %d\n", name, rc);
	}

	t->stop  = zpios_timespec_now();
	t->delta = zpios_timespec_sub(t->stop, t->start);
	(void)zpios_upcall(run_args->post, PHASE_POST_REMOVE, run_args, rc);
}

Exemplo n.º 2

Arquivo: pios.c Projeto: 64116278/zfs

static int
zpios_dmu_setup(run_args_t *run_args)
{
	zpios_time_t *t = &(run_args->stats.cr_time);
	objset_t *os;
	char name[32];
	uint64_t obj = 0ULL;
	int i, rc = 0, rc2;

	(void) zpios_upcall(run_args->pre, PHASE_PRE_CREATE, run_args, 0);
	t->start = zpios_timespec_now();

	(void) snprintf(name, 32, "%s/id_%d", run_args->pool, run_args->id);
	rc = dmu_objset_create(name, DMU_OST_OTHER, 0, NULL, NULL);
	if (rc) {
		zpios_print(run_args->file, "Error dmu_objset_create(%s, ...) "
			    "failed: %d\n", name, rc);
		goto out;
	}

	rc = dmu_objset_own(name, DMU_OST_OTHER, 0, zpios_tag, &os);
	if (rc) {
		zpios_print(run_args->file, "Error dmu_objset_own(%s, ...) "
			    "failed: %d\n", name, rc);
		goto out_destroy;
	}

	if (!(run_args->flags & DMU_FPP)) {
		obj = zpios_dmu_object_create(run_args, os);
		if (obj == 0) {
			rc = -EBADF;
			zpios_print(run_args->file, "Error zpios_dmu_"
				    "object_create() failed, %d\n", rc);
			goto out_destroy;
		}
	}

	for (i = 0; i < run_args->region_count; i++) {
		zpios_region_t *region;

		region = &run_args->regions[i];
		mutex_init(&region->lock, NULL, MUTEX_DEFAULT, NULL);

		if (run_args->flags & DMU_FPP) {
			/* File per process */
			region->obj.os  = os;
			region->obj.obj = zpios_dmu_object_create(run_args, os);
			ASSERT(region->obj.obj > 0); /* XXX - Handle this */
			region->wr_offset   = run_args->offset;
			region->rd_offset   = run_args->offset;
			region->init_offset = run_args->offset;
			region->max_offset  = run_args->offset +
			    run_args->region_size;
		} else {
			/* Single shared file */
			region->obj.os  = os;
			region->obj.obj = obj;
			region->wr_offset   = run_args->offset * i;
			region->rd_offset   = run_args->offset * i;
			region->init_offset = run_args->offset * i;
			region->max_offset  = run_args->offset *
			    i + run_args->region_size;
		}
	}

	run_args->os = os;
out_destroy:
	if (rc) {
		rc2 = dsl_destroy_head(name);
		if (rc2)
			zpios_print(run_args->file, "Error dsl_destroy_head"
				    "(%s, ...) failed: %d\n", name, rc2);
	}
out:
	t->stop  = zpios_timespec_now();
	t->delta = zpios_timespec_sub(t->stop, t->start);
	(void) zpios_upcall(run_args->post, PHASE_POST_CREATE, run_args, rc);

	return (rc);
}