X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=tests%2Ftest_mutex.c;h=43d0dace7169d7d8e30ea502400cb2072d1721eb;hb=98fbc848f22e74b85d3c98bcf626ba7fd906a6e1;hp=7dd1e3173fab465f23ece128645012bad7ecf8af;hpb=5481ddb381061bda64aebc039900d21cac6a6caf;p=urcu.git diff --git a/tests/test_mutex.c b/tests/test_mutex.c index 7dd1e31..43d0dac 100644 --- a/tests/test_mutex.c +++ b/tests/test_mutex.c @@ -31,11 +31,15 @@ #include #include #include -#include #include #include #include +#include + +#ifdef __linux__ +#include +#endif /* hardcoded number of CPUs */ #define NR_CPUS 16384 @@ -82,10 +86,10 @@ static unsigned long rduration; /* write-side C.S. duration, in loops */ static unsigned long wduration; -static inline void loop_sleep(unsigned long l) +static inline void loop_sleep(unsigned long loops) { - while(l-- != 0) - cpu_relax(); + while (loops-- != 0) + caa_cpu_relax(); } static int verbose_mode; @@ -110,9 +114,10 @@ typedef unsigned long cpu_set_t; static void set_affinity(void) { +#if HAVE_SCHED_SETAFFINITY cpu_set_t mask; - int cpu; - int ret; + int cpu, ret; +#endif /* HAVE_SCHED_SETAFFINITY */ if (!use_affinity) return; @@ -152,13 +157,13 @@ static int test_duration_read(void) return !test_stop; } -static unsigned long long __thread nr_writes; -static unsigned long long __thread nr_reads; +static DEFINE_URCU_TLS(unsigned long long, nr_writes); +static DEFINE_URCU_TLS(unsigned long long, nr_reads); static -unsigned long long __attribute__((aligned(CACHE_LINE_SIZE))) *tot_nr_writes; +unsigned long long __attribute__((aligned(CAA_CACHE_LINE_SIZE))) *tot_nr_writes; static -unsigned long long __attribute__((aligned(CACHE_LINE_SIZE))) *tot_nr_reads; +unsigned long long __attribute__((aligned(CAA_CACHE_LINE_SIZE))) *tot_nr_reads; static unsigned int nr_readers; static unsigned int nr_writers; @@ -202,15 +207,15 @@ void *thr_reader(void *data) for (;;) { pthread_mutex_lock(&lock); assert(test_array.a == 8); - if (unlikely(rduration)) + if (caa_unlikely(rduration)) loop_sleep(rduration); pthread_mutex_unlock(&lock); - nr_reads++; - if (unlikely(!test_duration_read())) + URCU_TLS(nr_reads)++; + if (caa_unlikely(!test_duration_read())) break; } - tot_nr_reads[tidx] = nr_reads; + tot_nr_reads[tidx] = URCU_TLS(nr_reads); printf_verbose("thread_end %s, thread id : %lx, tid %lu\n", "reader", pthread_self(), (unsigned long)gettid()); return ((void*)1); @@ -235,19 +240,19 @@ void *thr_writer(void *data) pthread_mutex_lock(&lock); test_array.a = 0; test_array.a = 8; - if (unlikely(wduration)) + if (caa_unlikely(wduration)) loop_sleep(wduration); pthread_mutex_unlock(&lock); - nr_writes++; - if (unlikely(!test_duration_write())) + URCU_TLS(nr_writes)++; + if (caa_unlikely(!test_duration_write())) break; - if (unlikely(wdelay)) + if (caa_unlikely(wdelay)) loop_sleep(wdelay); } printf_verbose("thread_end %s, thread id : %lx, tid %lu\n", "writer", pthread_self(), (unsigned long)gettid()); - tot_nr_writes[wtidx] = nr_writes; + tot_nr_writes[wtidx] = URCU_TLS(nr_writes); return ((void*)2); }