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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/spdk/test/unit/lib/blobfs/blobfs_sync_ut/blobfs_sync_ut.c | |
parent | Initial commit. (diff) | |
download | ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.tar.xz ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/spdk/test/unit/lib/blobfs/blobfs_sync_ut/blobfs_sync_ut.c')
-rw-r--r-- | src/spdk/test/unit/lib/blobfs/blobfs_sync_ut/blobfs_sync_ut.c | 703 |
1 files changed, 703 insertions, 0 deletions
diff --git a/src/spdk/test/unit/lib/blobfs/blobfs_sync_ut/blobfs_sync_ut.c b/src/spdk/test/unit/lib/blobfs/blobfs_sync_ut/blobfs_sync_ut.c new file mode 100644 index 000000000..f9d00226c --- /dev/null +++ b/src/spdk/test/unit/lib/blobfs/blobfs_sync_ut/blobfs_sync_ut.c @@ -0,0 +1,703 @@ +/*- + * 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/blobfs.h" +#include "spdk/env.h" +#include "spdk/log.h" +#include "spdk/thread.h" +#include "spdk/barrier.h" +#include "spdk_internal/thread.h" + +#include "spdk_cunit.h" +#include "unit/lib/blob/bs_dev_common.c" +#include "common/lib/test_env.c" +#include "blobfs/blobfs.c" +#include "blobfs/tree.c" + +struct spdk_filesystem *g_fs; +struct spdk_file *g_file; +int g_fserrno; +struct spdk_thread *g_dispatch_thread = NULL; +struct spdk_trace_histories *g_trace_histories; +DEFINE_STUB_V(spdk_trace_add_register_fn, (struct spdk_trace_register_fn *reg_fn)); +DEFINE_STUB_V(spdk_trace_register_description, (const char *name, + uint16_t tpoint_id, uint8_t owner_type, + uint8_t object_type, uint8_t new_object, + uint8_t arg1_is_ptr, const char *arg1_name)); +DEFINE_STUB_V(_spdk_trace_record, (uint64_t tsc, uint16_t tpoint_id, uint16_t poller_id, + uint32_t size, uint64_t object_id, uint64_t arg1)); + +/* Return NULL to test hardcoded defaults. */ +struct spdk_conf_section * +spdk_conf_find_section(struct spdk_conf *cp, const char *name) +{ + return NULL; +} + +/* Return -1 to test hardcoded defaults. */ +int +spdk_conf_section_get_intval(struct spdk_conf_section *sp, const char *key) +{ + return -1; +} + +struct ut_request { + fs_request_fn fn; + void *arg; + volatile int done; +}; + +static void +send_request(fs_request_fn fn, void *arg) +{ + spdk_thread_send_msg(g_dispatch_thread, (spdk_msg_fn)fn, arg); +} + +static void +ut_call_fn(void *arg) +{ + struct ut_request *req = arg; + + req->fn(req->arg); + req->done = 1; +} + +static void +ut_send_request(fs_request_fn fn, void *arg) +{ + struct ut_request req; + + req.fn = fn; + req.arg = arg; + req.done = 0; + + spdk_thread_send_msg(g_dispatch_thread, ut_call_fn, &req); + + /* Wait for this to finish */ + while (req.done == 0) { } +} + +static void +fs_op_complete(void *ctx, int fserrno) +{ + g_fserrno = fserrno; +} + +static void +fs_op_with_handle_complete(void *ctx, struct spdk_filesystem *fs, int fserrno) +{ + g_fs = fs; + g_fserrno = fserrno; +} + +static void +fs_thread_poll(void) +{ + struct spdk_thread *thread; + + thread = spdk_get_thread(); + while (spdk_thread_poll(thread, 0, 0) > 0) {} + while (spdk_thread_poll(g_cache_pool_thread, 0, 0) > 0) {} +} + +static void +_fs_init(void *arg) +{ + struct spdk_bs_dev *dev; + + g_fs = NULL; + g_fserrno = -1; + dev = init_dev(); + spdk_fs_init(dev, NULL, send_request, fs_op_with_handle_complete, NULL); + + fs_thread_poll(); + + SPDK_CU_ASSERT_FATAL(g_fs != NULL); + SPDK_CU_ASSERT_FATAL(g_fs->bdev == dev); + CU_ASSERT(g_fserrno == 0); +} + +static void +_fs_load(void *arg) +{ + struct spdk_bs_dev *dev; + + g_fs = NULL; + g_fserrno = -1; + dev = init_dev(); + spdk_fs_load(dev, send_request, fs_op_with_handle_complete, NULL); + + fs_thread_poll(); + + SPDK_CU_ASSERT_FATAL(g_fs != NULL); + SPDK_CU_ASSERT_FATAL(g_fs->bdev == dev); + CU_ASSERT(g_fserrno == 0); +} + +static void +_fs_unload(void *arg) +{ + g_fserrno = -1; + spdk_fs_unload(g_fs, fs_op_complete, NULL); + + fs_thread_poll(); + + CU_ASSERT(g_fserrno == 0); + g_fs = NULL; +} + +static void +_nop(void *arg) +{ +} + +static void +cache_read_after_write(void) +{ + uint64_t length; + int rc; + char w_buf[100], r_buf[100]; + struct spdk_fs_thread_ctx *channel; + struct spdk_file_stat stat = {0}; + + ut_send_request(_fs_init, NULL); + + channel = spdk_fs_alloc_thread_ctx(g_fs); + + rc = spdk_fs_open_file(g_fs, channel, "testfile", SPDK_BLOBFS_OPEN_CREATE, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + length = (4 * 1024 * 1024); + rc = spdk_file_truncate(g_file, channel, length); + CU_ASSERT(rc == 0); + + memset(w_buf, 0x5a, sizeof(w_buf)); + spdk_file_write(g_file, channel, w_buf, 0, sizeof(w_buf)); + + CU_ASSERT(spdk_file_get_length(g_file) == length); + + rc = spdk_file_truncate(g_file, channel, sizeof(w_buf)); + CU_ASSERT(rc == 0); + + spdk_file_close(g_file, channel); + + fs_thread_poll(); + + rc = spdk_fs_file_stat(g_fs, channel, "testfile", &stat); + CU_ASSERT(rc == 0); + CU_ASSERT(sizeof(w_buf) == stat.size); + + rc = spdk_fs_open_file(g_fs, channel, "testfile", 0, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + memset(r_buf, 0, sizeof(r_buf)); + spdk_file_read(g_file, channel, r_buf, 0, sizeof(r_buf)); + CU_ASSERT(memcmp(w_buf, r_buf, sizeof(r_buf)) == 0); + + spdk_file_close(g_file, channel); + + fs_thread_poll(); + + rc = spdk_fs_delete_file(g_fs, channel, "testfile"); + CU_ASSERT(rc == 0); + + rc = spdk_fs_delete_file(g_fs, channel, "testfile"); + CU_ASSERT(rc == -ENOENT); + + spdk_fs_free_thread_ctx(channel); + + ut_send_request(_fs_unload, NULL); +} + +static void +file_length(void) +{ + int rc; + char *buf; + uint64_t buf_length; + volatile uint64_t *length_flushed; + struct spdk_fs_thread_ctx *channel; + struct spdk_file_stat stat = {0}; + + ut_send_request(_fs_init, NULL); + + channel = spdk_fs_alloc_thread_ctx(g_fs); + + g_file = NULL; + rc = spdk_fs_open_file(g_fs, channel, "testfile", SPDK_BLOBFS_OPEN_CREATE, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + /* Write one CACHE_BUFFER. Filling at least one cache buffer triggers + * a flush to disk. + */ + buf_length = CACHE_BUFFER_SIZE; + buf = calloc(1, buf_length); + spdk_file_write(g_file, channel, buf, 0, buf_length); + free(buf); + + /* Spin until all of the data has been flushed to the SSD. There's been no + * sync operation yet, so the xattr on the file is still 0. + * + * length_flushed: This variable is modified by a different thread in this unit + * test. So we need to dereference it as a volatile to ensure the value is always + * re-read. + */ + length_flushed = &g_file->length_flushed; + while (*length_flushed != buf_length) {} + + /* Close the file. This causes an implicit sync which should write the + * length_flushed value as the "length" xattr on the file. + */ + spdk_file_close(g_file, channel); + + fs_thread_poll(); + + rc = spdk_fs_file_stat(g_fs, channel, "testfile", &stat); + CU_ASSERT(rc == 0); + CU_ASSERT(buf_length == stat.size); + + spdk_fs_free_thread_ctx(channel); + + /* Unload and reload the filesystem. The file length will be + * read during load from the length xattr. We want to make sure + * it matches what was written when the file was originally + * written and closed. + */ + ut_send_request(_fs_unload, NULL); + + ut_send_request(_fs_load, NULL); + + channel = spdk_fs_alloc_thread_ctx(g_fs); + + rc = spdk_fs_file_stat(g_fs, channel, "testfile", &stat); + CU_ASSERT(rc == 0); + CU_ASSERT(buf_length == stat.size); + + g_file = NULL; + rc = spdk_fs_open_file(g_fs, channel, "testfile", 0, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + spdk_file_close(g_file, channel); + + fs_thread_poll(); + + rc = spdk_fs_delete_file(g_fs, channel, "testfile"); + CU_ASSERT(rc == 0); + + spdk_fs_free_thread_ctx(channel); + + ut_send_request(_fs_unload, NULL); +} + +static void +append_write_to_extend_blob(void) +{ + uint64_t blob_size, buf_length; + char *buf, append_buf[64]; + int rc; + struct spdk_fs_thread_ctx *channel; + + ut_send_request(_fs_init, NULL); + + channel = spdk_fs_alloc_thread_ctx(g_fs); + + /* create a file and write the file with blob_size - 1 data length */ + rc = spdk_fs_open_file(g_fs, channel, "testfile", SPDK_BLOBFS_OPEN_CREATE, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + blob_size = __file_get_blob_size(g_file); + + buf_length = blob_size - 1; + buf = calloc(1, buf_length); + rc = spdk_file_write(g_file, channel, buf, 0, buf_length); + CU_ASSERT(rc == 0); + free(buf); + + spdk_file_close(g_file, channel); + fs_thread_poll(); + spdk_fs_free_thread_ctx(channel); + ut_send_request(_fs_unload, NULL); + + /* load existing file and write extra 2 bytes to cross blob boundary */ + ut_send_request(_fs_load, NULL); + + channel = spdk_fs_alloc_thread_ctx(g_fs); + g_file = NULL; + rc = spdk_fs_open_file(g_fs, channel, "testfile", 0, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + CU_ASSERT(g_file->length == buf_length); + CU_ASSERT(g_file->last == NULL); + CU_ASSERT(g_file->append_pos == buf_length); + + rc = spdk_file_write(g_file, channel, append_buf, buf_length, 2); + CU_ASSERT(rc == 0); + CU_ASSERT(2 * blob_size == __file_get_blob_size(g_file)); + spdk_file_close(g_file, channel); + fs_thread_poll(); + CU_ASSERT(g_file->length == buf_length + 2); + + spdk_fs_free_thread_ctx(channel); + ut_send_request(_fs_unload, NULL); +} + +static void +partial_buffer(void) +{ + int rc; + char *buf; + uint64_t buf_length; + struct spdk_fs_thread_ctx *channel; + struct spdk_file_stat stat = {0}; + + ut_send_request(_fs_init, NULL); + + channel = spdk_fs_alloc_thread_ctx(g_fs); + + g_file = NULL; + rc = spdk_fs_open_file(g_fs, channel, "testfile", SPDK_BLOBFS_OPEN_CREATE, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + /* Write one CACHE_BUFFER plus one byte. Filling at least one cache buffer triggers + * a flush to disk. We want to make sure the extra byte is not implicitly flushed. + * It should only get flushed once we sync or close the file. + */ + buf_length = CACHE_BUFFER_SIZE + 1; + buf = calloc(1, buf_length); + spdk_file_write(g_file, channel, buf, 0, buf_length); + free(buf); + + /* Send some nop messages to the dispatch thread. This will ensure any of the + * pending write operations are completed. A well-functioning blobfs should only + * issue one write for the filled CACHE_BUFFER - a buggy one might try to write + * the extra byte. So do a bunch of _nops to make sure all of them (even the buggy + * ones) get a chance to run. Note that we can't just send a message to the + * dispatch thread to call spdk_thread_poll() because the messages are themselves + * run in the context of spdk_thread_poll(). + */ + ut_send_request(_nop, NULL); + ut_send_request(_nop, NULL); + ut_send_request(_nop, NULL); + ut_send_request(_nop, NULL); + ut_send_request(_nop, NULL); + ut_send_request(_nop, NULL); + + CU_ASSERT(g_file->length_flushed == CACHE_BUFFER_SIZE); + + /* Close the file. This causes an implicit sync which should write the + * length_flushed value as the "length" xattr on the file. + */ + spdk_file_close(g_file, channel); + + fs_thread_poll(); + + rc = spdk_fs_file_stat(g_fs, channel, "testfile", &stat); + CU_ASSERT(rc == 0); + CU_ASSERT(buf_length == stat.size); + + rc = spdk_fs_delete_file(g_fs, channel, "testfile"); + CU_ASSERT(rc == 0); + + spdk_fs_free_thread_ctx(channel); + + ut_send_request(_fs_unload, NULL); +} + +static void +cache_write_null_buffer(void) +{ + uint64_t length; + int rc; + struct spdk_fs_thread_ctx *channel; + struct spdk_thread *thread; + + ut_send_request(_fs_init, NULL); + + channel = spdk_fs_alloc_thread_ctx(g_fs); + + rc = spdk_fs_open_file(g_fs, channel, "testfile", SPDK_BLOBFS_OPEN_CREATE, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + length = 0; + rc = spdk_file_truncate(g_file, channel, length); + CU_ASSERT(rc == 0); + + rc = spdk_file_write(g_file, channel, NULL, 0, 0); + CU_ASSERT(rc == 0); + + spdk_file_close(g_file, channel); + + fs_thread_poll(); + + rc = spdk_fs_delete_file(g_fs, channel, "testfile"); + CU_ASSERT(rc == 0); + + spdk_fs_free_thread_ctx(channel); + + thread = spdk_get_thread(); + while (spdk_thread_poll(thread, 0, 0) > 0) {} + + ut_send_request(_fs_unload, NULL); +} + +static void +fs_create_sync(void) +{ + int rc; + struct spdk_fs_thread_ctx *channel; + + ut_send_request(_fs_init, NULL); + + channel = spdk_fs_alloc_thread_ctx(g_fs); + CU_ASSERT(channel != NULL); + + rc = spdk_fs_create_file(g_fs, channel, "testfile"); + CU_ASSERT(rc == 0); + + /* Create should fail, because the file already exists. */ + rc = spdk_fs_create_file(g_fs, channel, "testfile"); + CU_ASSERT(rc != 0); + + rc = spdk_fs_delete_file(g_fs, channel, "testfile"); + CU_ASSERT(rc == 0); + + spdk_fs_free_thread_ctx(channel); + + fs_thread_poll(); + + ut_send_request(_fs_unload, NULL); +} + +static void +fs_rename_sync(void) +{ + int rc; + struct spdk_fs_thread_ctx *channel; + + ut_send_request(_fs_init, NULL); + + channel = spdk_fs_alloc_thread_ctx(g_fs); + CU_ASSERT(channel != NULL); + + rc = spdk_fs_open_file(g_fs, channel, "testfile", SPDK_BLOBFS_OPEN_CREATE, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + CU_ASSERT(strcmp(spdk_file_get_name(g_file), "testfile") == 0); + + rc = spdk_fs_rename_file(g_fs, channel, "testfile", "newtestfile"); + CU_ASSERT(rc == 0); + CU_ASSERT(strcmp(spdk_file_get_name(g_file), "newtestfile") == 0); + + spdk_file_close(g_file, channel); + + fs_thread_poll(); + + spdk_fs_free_thread_ctx(channel); + + ut_send_request(_fs_unload, NULL); +} + +static void +cache_append_no_cache(void) +{ + int rc; + char buf[100]; + struct spdk_fs_thread_ctx *channel; + + ut_send_request(_fs_init, NULL); + + channel = spdk_fs_alloc_thread_ctx(g_fs); + + rc = spdk_fs_open_file(g_fs, channel, "testfile", SPDK_BLOBFS_OPEN_CREATE, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + spdk_file_write(g_file, channel, buf, 0 * sizeof(buf), sizeof(buf)); + CU_ASSERT(spdk_file_get_length(g_file) == 1 * sizeof(buf)); + spdk_file_write(g_file, channel, buf, 1 * sizeof(buf), sizeof(buf)); + CU_ASSERT(spdk_file_get_length(g_file) == 2 * sizeof(buf)); + spdk_file_sync(g_file, channel); + + fs_thread_poll(); + + spdk_file_write(g_file, channel, buf, 2 * sizeof(buf), sizeof(buf)); + CU_ASSERT(spdk_file_get_length(g_file) == 3 * sizeof(buf)); + spdk_file_write(g_file, channel, buf, 3 * sizeof(buf), sizeof(buf)); + CU_ASSERT(spdk_file_get_length(g_file) == 4 * sizeof(buf)); + spdk_file_write(g_file, channel, buf, 4 * sizeof(buf), sizeof(buf)); + CU_ASSERT(spdk_file_get_length(g_file) == 5 * sizeof(buf)); + + spdk_file_close(g_file, channel); + + fs_thread_poll(); + + rc = spdk_fs_delete_file(g_fs, channel, "testfile"); + CU_ASSERT(rc == 0); + + spdk_fs_free_thread_ctx(channel); + + ut_send_request(_fs_unload, NULL); +} + +static void +fs_delete_file_without_close(void) +{ + int rc; + struct spdk_fs_thread_ctx *channel; + struct spdk_file *file; + + ut_send_request(_fs_init, NULL); + channel = spdk_fs_alloc_thread_ctx(g_fs); + CU_ASSERT(channel != NULL); + + rc = spdk_fs_open_file(g_fs, channel, "testfile", SPDK_BLOBFS_OPEN_CREATE, &g_file); + CU_ASSERT(rc == 0); + SPDK_CU_ASSERT_FATAL(g_file != NULL); + + rc = spdk_fs_delete_file(g_fs, channel, "testfile"); + CU_ASSERT(rc == 0); + CU_ASSERT(g_file->ref_count != 0); + CU_ASSERT(g_file->is_deleted == true); + + rc = spdk_fs_open_file(g_fs, channel, "testfile", 0, &file); + CU_ASSERT(rc != 0); + + spdk_file_close(g_file, channel); + + fs_thread_poll(); + + rc = spdk_fs_open_file(g_fs, channel, "testfile", 0, &file); + CU_ASSERT(rc != 0); + + spdk_fs_free_thread_ctx(channel); + + ut_send_request(_fs_unload, NULL); + +} + +static bool g_thread_exit = false; + +static void +terminate_spdk_thread(void *arg) +{ + g_thread_exit = true; +} + +static void * +spdk_thread(void *arg) +{ + struct spdk_thread *thread = arg; + + spdk_set_thread(thread); + + while (!g_thread_exit) { + spdk_thread_poll(thread, 0, 0); + } + + return NULL; +} + +int main(int argc, char **argv) +{ + struct spdk_thread *thread; + CU_pSuite suite = NULL; + pthread_t spdk_tid; + unsigned int num_failures; + + CU_set_error_action(CUEA_ABORT); + CU_initialize_registry(); + + suite = CU_add_suite("blobfs_sync_ut", NULL, NULL); + + CU_ADD_TEST(suite, cache_read_after_write); + CU_ADD_TEST(suite, file_length); + CU_ADD_TEST(suite, append_write_to_extend_blob); + CU_ADD_TEST(suite, partial_buffer); + CU_ADD_TEST(suite, cache_write_null_buffer); + CU_ADD_TEST(suite, fs_create_sync); + CU_ADD_TEST(suite, fs_rename_sync); + CU_ADD_TEST(suite, cache_append_no_cache); + CU_ADD_TEST(suite, fs_delete_file_without_close); + + spdk_thread_lib_init(NULL, 0); + + thread = spdk_thread_create("test_thread", NULL); + spdk_set_thread(thread); + + g_dispatch_thread = spdk_thread_create("dispatch_thread", NULL); + pthread_create(&spdk_tid, NULL, spdk_thread, g_dispatch_thread); + + g_dev_buffer = calloc(1, DEV_BUFFER_SIZE); + + CU_basic_set_mode(CU_BRM_VERBOSE); + CU_basic_run_tests(); + num_failures = CU_get_number_of_failures(); + CU_cleanup_registry(); + + free(g_dev_buffer); + + ut_send_request(terminate_spdk_thread, NULL); + pthread_join(spdk_tid, NULL); + + while (spdk_thread_poll(g_dispatch_thread, 0, 0) > 0) {} + while (spdk_thread_poll(thread, 0, 0) > 0) {} + + spdk_set_thread(thread); + spdk_thread_exit(thread); + while (!spdk_thread_is_exited(thread)) { + spdk_thread_poll(thread, 0, 0); + } + spdk_thread_destroy(thread); + + spdk_set_thread(g_dispatch_thread); + spdk_thread_exit(g_dispatch_thread); + while (!spdk_thread_is_exited(g_dispatch_thread)) { + spdk_thread_poll(g_dispatch_thread, 0, 0); + } + spdk_thread_destroy(g_dispatch_thread); + + spdk_thread_lib_fini(); + + return num_failures; +} |