cmd/ztest/ztest.c

80  * stored at offset 0 of this file and contains information on the size and
1141 ztest_range_lock(ztest_ds_t *zd, uint64_t object, uint64_t offset,
1144 	uint64_t hash = object ^ (offset % (ZTEST_RANGE_LOCKS + 1));
1150 	rl->rl_offset = offset;
1255     uint64_t offset, uint64_t gen, uint64_t txg, uint64_t crtxg)
1260 	bt->bt_offset = offset;
1268     uint64_t offset, uint64_t gen, uint64_t txg, uint64_t crtxg)
1273 	ASSERT(bt->bt_offset == offset);
1546 	uint64_t offset, length;
1559 	offset = lr->lr_offset;
1566 			offset -= offset % blocksize;
1578 	rl = ztest_range_lock(zd, lr->lr_foid, offset, length, RL_WRITER);
1592 	dmu_tx_hold_write(tx, lr->lr_foid, offset, length);
1595 	    P2PHASE(offset, length) == 0)
1614 		ASSERT(offset % doi.doi_data_block_size == 0);
1620 			VERIFY(dmu_read(os, lr->lr_foid, offset,
1624 				    offset, gen, txg, crtxg);
1635 			ztest_bt_verify(bt, os, lr->lr_foid, offset,
1644 		ztest_bt_generate(bt, os, lr->lr_foid, offset, gen, txg, crtxg);
1648 		dmu_write(os, lr->lr_foid, offset, length, data, tx);
1651 		dmu_assign_arcbuf(db, offset, abuf, tx);
1827 	uint64_t offset = lr->lr_offset;
1861 		zgd->zgd_rl = ztest_range_lock(zd, object, offset, size,
1864 		error = dmu_read(os, object, offset, size, buf,
1870 			offset = P2ALIGN(offset, size);
1872 			ASSERT(offset < size);
1873 			offset = 0;
1876 		zgd->zgd_rl = ztest_range_lock(zd, object, offset, size,
1879 		error = dmu_buf_hold(os, object, offset, zgd, &db,
1892 			ASSERT(db->db_offset == offset);
2057 ztest_write(ztest_ds_t *zd, uint64_t object, uint64_t offset, uint64_t size,
2066 	lr->lr_offset = offset;
2081 ztest_truncate(ztest_ds_t *zd, uint64_t object, uint64_t offset, uint64_t size)
2089 	lr->lr_offset = offset;
2119 ztest_prealloc(ztest_ds_t *zd, uint64_t object, uint64_t offset, uint64_t size)
2129 	rl = ztest_range_lock(zd, object, offset, size, RL_WRITER);
2133 	dmu_tx_hold_write(tx, object, offset, size);
2138 		dmu_prealloc(os, object, offset, size, tx);
2142 		(void) dmu_free_long_range(os, object, offset, size);
2150 ztest_io(ztest_ds_t *zd, uint64_t object, uint64_t offset)
2175 		ztest_bt_generate(&wbt, zd->zd_os, object, offset, 0, 0, 0);
2176 		(void) ztest_write(zd, object, offset, sizeof (wbt), &wbt);
2180 		(void) memset(data, 'a' + (object + offset) % 5, blocksize);
2190 		(void) ztest_write(zd, object, offset, blocksize, data);
2195 		(void) ztest_write(zd, object, offset, blocksize, data);
2199 		(void) ztest_truncate(zd, object, offset, blocksize);
2219 		VERIFY0(dmu_read(zd->zd_os, object, offset, blocksize, data,
2222 		(void) ztest_write(zd, object, offset, blocksize, data);
3537 	 *	packobj, at offset n * sizeof (bufwad_t)
3686 			(void) printf("freeing offset %llx size %llx"
3695 			(void) printf("writing offset %llx size %llx"
3806 	 *	packobj, at offset n * sizeof (bufwad_t)
3933 			(void) printf("writing offset %llx size %llx"
4010 	uint64_t offset = (1ULL << (ztest_random(20) + 43)) +
4024 		ztest_io(zd, od[0].od_object, offset);
4031 	uint64_t offset = (1ULL << (ztest_random(4) + SPA_MAXBLOCKSHIFT)) +
4042 	if (ztest_truncate(zd, od[0].od_object, offset, count * blocksize) != 0)
4045 	ztest_prealloc(zd, od[0].od_object, offset, count * blocksize);
4050 		uint64_t randoff = offset + (ztest_random(count) * blocksize);
4749 	uint64_t offset;
4917 		offset = ztest_random(fsize / (leaves << bshift)) *
4921 		if (offset >= fsize)
4931 		if (pwrite(fd, &bad, sizeof (bad), offset) != sizeof (bad))
4933 			    offset, pathrand);
4939 			    " offset 0x%llx\n", pathrand, (u_longlong_t)offset);
5003 		uint64_t offset = i * blocksize;
5004 		int error = dmu_buf_hold(os, object, offset, FTAG, &db,
5008 			    os, (long long)object, (long long) offset, error);
5010 		ASSERT(db->db_offset == offset);
5939 	int size, offset;
5955 	offset = hdr->zh_hdr_size;
5956 	ztest_shared_opts = (void *)&buf[offset];
5957 	offset += hdr->zh_opts_size;
5958 	ztest_shared = (void *)&buf[offset];
5959 	offset += hdr->zh_size;
5960 	ztest_shared_callstate = (void *)&buf[offset];
5961 	offset += hdr->zh_stats_size * hdr->zh_stats_count;
5962 	ztest_shared_ds = (void *)&buf[offset];