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1214ec8f4c
The tst-getcpu test is failing on ia64 platforms due to sched_getcpu returning an error. But the current test only considers -1 when it's also ENOSYS. Tweak the logic a bit to make the output clearer. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
60 lines
1.0 KiB
C
60 lines
1.0 KiB
C
#include <errno.h>
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#include <stdio.h>
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#include <sched.h>
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#include <unistd.h>
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static int
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do_test (void)
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{
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cpu_set_t cs;
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if (sched_getaffinity (getpid (), sizeof (cs), &cs) != 0)
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{
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printf ("getaffinity failed: %m\n");
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return 1;
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}
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int result = 0;
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int cpu = 0;
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while (CPU_COUNT (&cs) != 0)
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{
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if (CPU_ISSET (cpu, &cs))
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{
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cpu_set_t cs2;
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CPU_ZERO (&cs2);
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CPU_SET (cpu, &cs2);
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if (sched_setaffinity (getpid (), sizeof (cs2), &cs2) != 0)
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{
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printf ("setaffinity(%d) failed: %m\n", cpu);
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result = 1;
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}
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else
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{
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int cpu2 = sched_getcpu ();
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if (cpu2 == -1)
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{
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if (errno == ENOSYS)
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{
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puts ("getcpu syscall not implemented");
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return 0;
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}
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perror ("getcpu failed");
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result = 1;
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}
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if (cpu2 != cpu)
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{
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printf ("getcpu results %d not possible\n", cpu2);
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result = 1;
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}
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}
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CPU_CLR (cpu, &cs);
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}
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++cpu;
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}
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return result;
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}
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#define TEST_FUNCTION do_test ()
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#include <test-skeleton.c>
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