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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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4996976fcd
The "Sync framework" test doesn't work if the kernel has no support, obviously. Rather than reporting a failure, check for the kernel support by looking for /sys/kernel/debug/sync/sw_sync, and if not found skip the test. Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Reviewed-by: Gustavo Padovan <gustavo.padovan@collabora.com> Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
93 lines
2.6 KiB
C
93 lines
2.6 KiB
C
/*
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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 "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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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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return WEXITSTATUS(result);
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return 1;
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}
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printf("[RUN]\tExecuting %s\n", name);
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exit(test());
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}
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static int sync_api_supported(void)
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{
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struct stat sbuf;
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return 0 == stat("/sys/kernel/debug/sync/sw_sync", &sbuf);
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}
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int main(void)
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{
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int err = 0;
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if (!sync_api_supported()) {
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printf("SKIP: Sync framework not supported by kernel\n");
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return 0;
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}
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printf("[RUN]\tTesting sync framework\n");
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err += RUN_TEST(test_alloc_timeline);
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err += RUN_TEST(test_alloc_fence);
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err += RUN_TEST(test_alloc_fence_negative);
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err += RUN_TEST(test_fence_one_timeline_wait);
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err += RUN_TEST(test_fence_one_timeline_merge);
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err += RUN_TEST(test_fence_merge_same_fence);
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err += RUN_TEST(test_fence_multi_timeline_wait);
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err += RUN_TEST(test_stress_two_threads_shared_timeline);
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err += RUN_TEST(test_consumer_stress_multi_producer_single_consumer);
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err += RUN_TEST(test_merge_stress_random_merge);
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if (err)
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printf("[FAIL]\tsync errors: %d\n", err);
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else
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printf("[OK]\tsync\n");
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return !!err;
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}
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