114 lines
3 KiB
C
114 lines
3 KiB
C
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/*
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* sync test runner
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* Copyright 2015-2016 Collabora Ltd.
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*
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* Based on the implementation from the Android Open Source Project,
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*
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* Copyright 2012 Google, Inc
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <errno.h>
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#include <string.h>
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#include "../kselftest.h"
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#include "synctest.h"
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static int run_test(int (*test)(void), char *name)
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{
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int result;
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pid_t childpid;
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int ret;
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fflush(stdout);
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childpid = fork();
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if (childpid) {
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waitpid(childpid, &result, 0);
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if (WIFEXITED(result)) {
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ret = WEXITSTATUS(result);
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if (!ret)
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ksft_test_result_pass("[RUN]\t%s\n", name);
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else
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ksft_test_result_fail("[RUN]\t%s\n", name);
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return ret;
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}
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return 1;
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}
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exit(test());
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}
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static void sync_api_supported(void)
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{
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struct stat sbuf;
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int ret;
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ret = stat("/sys/kernel/debug/sync/sw_sync", &sbuf);
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if (!ret)
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return;
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if (errno == ENOENT)
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ksft_exit_skip("Sync framework not supported by kernel\n");
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if (errno == EACCES)
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ksft_exit_skip("Run Sync test as root.\n");
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ksft_exit_fail_msg("stat failed on /sys/kernel/debug/sync/sw_sync: %s",
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strerror(errno));
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}
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int main(void)
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{
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int err;
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ksft_print_header();
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sync_api_supported();
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ksft_print_msg("[RUN]\tTesting sync framework\n");
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RUN_TEST(test_alloc_timeline);
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RUN_TEST(test_alloc_fence);
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RUN_TEST(test_alloc_fence_negative);
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RUN_TEST(test_fence_one_timeline_wait);
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RUN_TEST(test_fence_one_timeline_merge);
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RUN_TEST(test_fence_merge_same_fence);
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RUN_TEST(test_fence_multi_timeline_wait);
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RUN_TEST(test_stress_two_threads_shared_timeline);
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RUN_TEST(test_consumer_stress_multi_producer_single_consumer);
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RUN_TEST(test_merge_stress_random_merge);
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err = ksft_get_fail_cnt();
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if (err)
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ksft_exit_fail_msg("%d out of %d sync tests failed\n",
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err, ksft_test_num());
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/* need this return to keep gcc happy */
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return ksft_exit_pass();
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}
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