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/*-
* 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;
}
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