diff options
Diffstat (limited to 'src/spdk/test/unit/lib/ftl/ftl_wptr/ftl_wptr_ut.c')
| -rw-r--r-- | src/spdk/test/unit/lib/ftl/ftl_wptr/ftl_wptr_ut.c | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/src/spdk/test/unit/lib/ftl/ftl_wptr/ftl_wptr_ut.c b/src/spdk/test/unit/lib/ftl/ftl_wptr/ftl_wptr_ut.c new file mode 100644 index 000000000..ccee312a2 --- /dev/null +++ b/src/spdk/test/unit/lib/ftl/ftl_wptr/ftl_wptr_ut.c @@ -0,0 +1,223 @@ +/*- + * 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.c" +#include "ftl/ftl_band.c" +#include "ftl/ftl_init.c" +#include "../common/utils.c" + +struct base_bdev_geometry g_geo = { + .write_unit_size = 16, + .optimal_open_zones = 12, + .zone_size = 128, + .blockcnt = 20 * 128 * 12, +}; + +#if defined(DEBUG) +DEFINE_STUB(ftl_band_validate_md, bool, (struct ftl_band *band), true); +DEFINE_STUB_V(ftl_trace_limits, (struct spdk_ftl_dev *dev, int limit, size_t num_free)); + +DEFINE_STUB_V(ftl_trace_completion, (struct spdk_ftl_dev *dev, const struct ftl_io *io, + enum ftl_trace_completion completion)); +DEFINE_STUB_V(ftl_trace_write_band, (struct spdk_ftl_dev *dev, const struct ftl_band *band)); +DEFINE_STUB_V(ftl_trace_submission, (struct spdk_ftl_dev *dev, const struct ftl_io *io, + struct ftl_addr addr, size_t addr_cnt)); +#endif +DEFINE_STUB_V(spdk_bdev_free_io, (struct spdk_bdev_io *bdev_io)); +DEFINE_STUB_V(ftl_io_dec_req, (struct ftl_io *io)); +DEFINE_STUB_V(ftl_io_inc_req, (struct ftl_io *io)); +DEFINE_STUB_V(ftl_io_fail, (struct ftl_io *io, int status)); +DEFINE_STUB_V(ftl_reloc_add, (struct ftl_reloc *reloc, struct ftl_band *band, size_t offset, + size_t num_blocks, int prio, bool defrag)); +DEFINE_STUB_V(ftl_io_process_error, (struct ftl_io *io, const struct spdk_nvme_cpl *status)); +DEFINE_STUB(spdk_bdev_get_num_blocks, uint64_t, (const struct spdk_bdev *bdev), 0); +DEFINE_STUB(spdk_bdev_zone_management, int, (struct spdk_bdev_desc *desc, + struct spdk_io_channel *ch, + uint64_t zone_id, enum spdk_bdev_zone_action action, + spdk_bdev_io_completion_cb cb, void *cb_arg), 0); +DEFINE_STUB(spdk_bdev_io_get_append_location, uint64_t, (struct spdk_bdev_io *bdev_io), 0); + +struct spdk_io_channel * +spdk_bdev_get_io_channel(struct spdk_bdev_desc *bdev_desc) +{ + return spdk_get_io_channel(bdev_desc); +} + +struct ftl_io * +ftl_io_erase_init(struct ftl_band *band, size_t num_blocks, ftl_io_fn cb) +{ + struct ftl_io *io; + + io = calloc(1, sizeof(struct ftl_io)); + SPDK_CU_ASSERT_FATAL(io != NULL); + + io->dev = band->dev; + io->band = band; + io->cb_fn = cb; + io->num_blocks = 1; + + return io; +} + +void +ftl_io_advance(struct ftl_io *io, size_t num_blocks) +{ + io->pos += num_blocks; +} + +void +ftl_io_complete(struct ftl_io *io) +{ + io->cb_fn(io, NULL, 0); + free(io); +} + +static void +setup_wptr_test(struct spdk_ftl_dev **dev, const struct base_bdev_geometry *geo) +{ + struct spdk_ftl_dev *t_dev; + struct _ftl_io_channel *_ioch; + size_t i; + + t_dev = test_init_ftl_dev(geo); + for (i = 0; i < ftl_get_num_bands(t_dev); ++i) { + test_init_ftl_band(t_dev, i, geo->zone_size); + t_dev->bands[i].state = FTL_BAND_STATE_CLOSED; + ftl_band_set_state(&t_dev->bands[i], FTL_BAND_STATE_FREE); + } + + _ioch = (struct _ftl_io_channel *)(t_dev->ioch + 1); + _ioch->ioch = calloc(1, sizeof(*_ioch->ioch)); + SPDK_CU_ASSERT_FATAL(_ioch->ioch != NULL); + + *dev = t_dev; +} + +static void +cleanup_wptr_test(struct spdk_ftl_dev *dev) +{ + struct _ftl_io_channel *_ioch; + size_t i; + + for (i = 0; i < ftl_get_num_bands(dev); ++i) { + dev->bands[i].lba_map.segments = NULL; + test_free_ftl_band(&dev->bands[i]); + } + + _ioch = (struct _ftl_io_channel *)(dev->ioch + 1); + free(_ioch->ioch); + + test_free_ftl_dev(dev); +} + +static void +test_wptr(void) +{ + struct spdk_ftl_dev *dev; + struct ftl_wptr *wptr; + struct ftl_band *band; + struct ftl_io io = { 0 }; + size_t xfer_size; + size_t zone, block, offset, i; + int rc; + + setup_wptr_test(&dev, &g_geo); + + xfer_size = dev->xfer_size; + ftl_add_wptr(dev); + for (i = 0; i < ftl_get_num_bands(dev); ++i) { + wptr = LIST_FIRST(&dev->wptr_list); + band = wptr->band; + ftl_band_set_state(band, FTL_BAND_STATE_OPENING); + ftl_band_set_state(band, FTL_BAND_STATE_OPEN); + io.band = band; + io.dev = dev; + + for (block = 0, offset = 0; block < ftl_get_num_blocks_in_zone(dev) / xfer_size; ++block) { + for (zone = 0; zone < band->num_zones; ++zone) { + CU_ASSERT_EQUAL(wptr->offset, offset); + ftl_wptr_advance(wptr, xfer_size); + offset += xfer_size; + } + } + + CU_ASSERT_EQUAL(band->state, FTL_BAND_STATE_FULL); + + ftl_band_set_state(band, FTL_BAND_STATE_CLOSING); + + /* Call the metadata completion cb to force band state change */ + /* and removal of the actual wptr */ + ftl_md_write_cb(&io, NULL, 0); + CU_ASSERT_EQUAL(band->state, FTL_BAND_STATE_CLOSED); + CU_ASSERT_TRUE(LIST_EMPTY(&dev->wptr_list)); + + rc = ftl_add_wptr(dev); + + /* There are no free bands during the last iteration, so */ + /* there'll be no new wptr allocation */ + if (i == (ftl_get_num_bands(dev) - 1)) { + CU_ASSERT_EQUAL(rc, -1); + } else { + CU_ASSERT_EQUAL(rc, 0); + } + } + + cleanup_wptr_test(dev); +} + +int +main(int argc, char **argv) +{ + CU_pSuite suite = NULL; + unsigned int num_failures; + + CU_set_error_action(CUEA_ABORT); + CU_initialize_registry(); + + suite = CU_add_suite("ftl_wptr_suite", NULL, NULL); + + + CU_ADD_TEST(suite, test_wptr); + + CU_basic_set_mode(CU_BRM_VERBOSE); + CU_basic_run_tests(); + num_failures = CU_get_number_of_failures(); + CU_cleanup_registry(); + + return num_failures; +} |