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#ifdef CONFIG_DEBUG_SPINLOCK
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#ifdef CONFIG_DEBUG_SPINLOCK
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extern int printf(const char *, ...);
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extern int printf(const char *, ...);
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#define DEADLOCK_THRESHOLD      100000000
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#define DEADLOCK_THRESHOLD      100000000
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#define DEADLOCK_PROBE_INIT(pname)  count_t pname = 0
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#define DEADLOCK_PROBE_INIT(pname)  size_t pname = 0
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#define DEADLOCK_PROBE(pname, value)                    \
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#define DEADLOCK_PROBE(pname, value)                    \
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    if ((pname)++ > (value)) {                  \
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    if ((pname)++ > (value)) {                  \
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        (pname) = 0;                        \
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        (pname) = 0;                        \
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        printf("Deadlock probe %s: exceeded threshold %u\n",    \
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        printf("Deadlock probe %s: exceeded threshold %u\n",    \
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            "cpu%u: function=%s, line=%u\n",            \
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            "cpu%u: function=%s, line=%u\n",            \