diff options
Diffstat (limited to 'src/spdk/test/unit/lib/ftl/ftl_ppa/ftl_ppa_ut.c')
| -rw-r--r-- | src/spdk/test/unit/lib/ftl/ftl_ppa/ftl_ppa_ut.c | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/src/spdk/test/unit/lib/ftl/ftl_ppa/ftl_ppa_ut.c b/src/spdk/test/unit/lib/ftl/ftl_ppa/ftl_ppa_ut.c new file mode 100644 index 000000000..dae57abcd --- /dev/null +++ b/src/spdk/test/unit/lib/ftl/ftl_ppa/ftl_ppa_ut.c @@ -0,0 +1,226 @@ +/*- + * BSD LICENSE + * + * Copyright (c) Intel Corporation. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "spdk/stdinc.h" + +#include "spdk_cunit.h" +#include "common/lib/test_env.c" + +#include "ftl/ftl_core.h" + +#define L2P_TABLE_SIZE 1024 + +static struct spdk_ftl_dev *g_dev; + +DEFINE_STUB(spdk_bdev_desc_get_bdev, struct spdk_bdev *, (struct spdk_bdev_desc *desc), NULL); + +uint64_t +spdk_bdev_get_zone_size(const struct spdk_bdev *bdev) +{ + if (g_dev->addr_len > 32) { + return 1ULL << 32; + } + + return 1024; +} + +uint32_t +spdk_bdev_get_optimal_open_zones(const struct spdk_bdev *bdev) +{ + return 100; +} + +static struct spdk_ftl_dev * +test_alloc_dev(size_t size) +{ + struct spdk_ftl_dev *dev; + + dev = calloc(1, sizeof(*dev)); + + dev->num_lbas = L2P_TABLE_SIZE; + dev->l2p = calloc(L2P_TABLE_SIZE, size); + + return dev; +} + +static int +setup_l2p_32bit(void) +{ + g_dev = test_alloc_dev(sizeof(uint32_t)); + g_dev->addr_len = 24; + return 0; +} + +static int +setup_l2p_64bit(void) +{ + g_dev = test_alloc_dev(sizeof(uint64_t)); + g_dev->addr_len = 63; + return 0; +} + +static void +clean_l2p(void) +{ + size_t l2p_elem_size; + + if (ftl_addr_packed(g_dev)) { + l2p_elem_size = sizeof(uint32_t); + } else { + l2p_elem_size = sizeof(uint64_t); + } + memset(g_dev->l2p, 0, g_dev->num_lbas * l2p_elem_size); +} + +static int +cleanup(void) +{ + free(g_dev->l2p); + free(g_dev); + g_dev = NULL; + return 0; +} + +static void +test_addr_pack32(void) +{ + struct ftl_addr orig = {}, addr; + + /* Check valid address transformation */ + orig.offset = 4; + addr = ftl_addr_to_packed(g_dev, orig); + CU_ASSERT_TRUE(addr.offset <= UINT32_MAX); + CU_ASSERT_FALSE(addr.pack.cached); + addr = ftl_addr_from_packed(g_dev, addr); + CU_ASSERT_FALSE(ftl_addr_invalid(addr)); + CU_ASSERT_EQUAL(addr.offset, orig.offset); + + /* Check invalid address transformation */ + orig = ftl_to_addr(FTL_ADDR_INVALID); + addr = ftl_addr_to_packed(g_dev, orig); + CU_ASSERT_TRUE(addr.offset <= UINT32_MAX); + addr = ftl_addr_from_packed(g_dev, addr); + CU_ASSERT_TRUE(ftl_addr_invalid(addr)); + + /* Check cached entry offset transformation */ + orig.cached = 1; + orig.cache_offset = 1024; + addr = ftl_addr_to_packed(g_dev, orig); + CU_ASSERT_TRUE(addr.offset <= UINT32_MAX); + CU_ASSERT_TRUE(addr.pack.cached); + addr = ftl_addr_from_packed(g_dev, addr); + CU_ASSERT_FALSE(ftl_addr_invalid(addr)); + CU_ASSERT_TRUE(ftl_addr_cached(addr)); + CU_ASSERT_EQUAL(addr.offset, orig.offset); + clean_l2p(); +} + +static void +test_addr_invalid(void) +{ + struct ftl_addr addr; + size_t i; + + /* Set every other LBA as invalid */ + for (i = 0; i < L2P_TABLE_SIZE; i += 2) { + ftl_l2p_set(g_dev, i, ftl_to_addr(FTL_ADDR_INVALID)); + } + + /* Check every even LBA is invalid while others are fine */ + for (i = 0; i < L2P_TABLE_SIZE; ++i) { + addr = ftl_l2p_get(g_dev, i); + + if (i % 2 == 0) { + CU_ASSERT_TRUE(ftl_addr_invalid(addr)); + } else { + CU_ASSERT_FALSE(ftl_addr_invalid(addr)); + } + } + clean_l2p(); +} + +static void +test_addr_cached(void) +{ + struct ftl_addr addr; + size_t i; + + /* Set every other LBA is cached */ + for (i = 0; i < L2P_TABLE_SIZE; i += 2) { + addr.cached = 1; + addr.cache_offset = i; + ftl_l2p_set(g_dev, i, addr); + } + + /* Check every even LBA is cached while others are not */ + for (i = 0; i < L2P_TABLE_SIZE; ++i) { + addr = ftl_l2p_get(g_dev, i); + + if (i % 2 == 0) { + CU_ASSERT_TRUE(ftl_addr_cached(addr)); + CU_ASSERT_EQUAL(addr.cache_offset, i); + } else { + CU_ASSERT_FALSE(ftl_addr_cached(addr)); + } + } + clean_l2p(); +} + +int +main(int argc, char **argv) +{ + CU_pSuite suite32 = NULL, suite64 = NULL; + unsigned int num_failures; + + CU_set_error_action(CUEA_ABORT); + CU_initialize_registry(); + + suite32 = CU_add_suite("ftl_addr32_suite", setup_l2p_32bit, cleanup); + + + suite64 = CU_add_suite("ftl_addr64_suite", setup_l2p_64bit, cleanup); + + + CU_ADD_TEST(suite32, test_addr_pack32); + CU_ADD_TEST(suite32, test_addr_invalid); + CU_ADD_TEST(suite32, test_addr_cached); + CU_ADD_TEST(suite64, test_addr_invalid); + CU_ADD_TEST(suite64, test_addr_cached); + + CU_basic_set_mode(CU_BRM_VERBOSE); + CU_basic_run_tests(); + num_failures = CU_get_number_of_failures(); + CU_cleanup_registry(); + + return num_failures; +} |