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smptests: Add smppsxaffinity02.
This method exercises the ability to dynamically get and set the affinity of POSIX threads. NOTE: There is no scheduler support for affinity. This is simply a data integrity test.
This commit is contained in:
Jennifer Averett
@@ -23,6 +23,7 @@ SUBDIRS += smpswitchextension01
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SUBDIRS += smpunsupported01
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if HAS_POSIX
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SUBDIRS += smppsxaffinity01
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SUBDIRS += smppsxaffinity02
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SUBDIRS += smppsxsignal01
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endif
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endif
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@@ -72,6 +72,7 @@ smpfatal03/Makefile
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smplock01/Makefile
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smpmigration01/Makefile
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smppsxaffinity01/Makefile
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smppsxaffinity02/Makefile
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smppsxsignal01/Makefile
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smpschedule01/Makefile
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smpsignal01/Makefile
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@@ -0,0 +1,19 @@
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rtems_tests_PROGRAMS = smppsxaffinity02
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smppsxaffinity02_SOURCES = init.c
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dist_rtems_tests_DATA = smppsxaffinity02.scn smppsxaffinity02.doc
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include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
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include $(top_srcdir)/../automake/compile.am
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include $(top_srcdir)/../automake/leaf.am
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AM_CPPFLAGS += -I$(top_srcdir)/../support/include
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LINK_OBJS = $(smppsxaffinity02_OBJECTS)
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LINK_LIBS = $(smppsxaffinity02_LDLIBS)
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smppsxaffinity02$(EXEEXT): $(smppsxaffinity02_OBJECTS) $(smppsxaffinity02_DEPENDENCIES)
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@rm -f smppsxaffinity02$(EXEEXT)
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$(make-exe)
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include $(top_srcdir)/../automake/local.am
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@@ -0,0 +1,240 @@
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/*
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* COPYRIGHT (c) 1989-2011.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#define NUM_CPUS 4
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#define _GNU_SOURCE
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#include <tmacros.h>
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#include <errno.h>
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#include <pthread.h>
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#include <sched.h>
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#if HAVE_DECL_PTHREAD_GETAFFINITY_NP
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pthread_t Init_id;
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pthread_t Med_id[NUM_CPUS-1];
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pthread_t Low_id[NUM_CPUS];
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/* forward declarations to avoid warnings */
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void *POSIX_Init(void *argument);
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void Validate_setaffinity_errors(void);
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void Validate_getaffinity_errors(void);
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void Validate_affinity(void);
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void *Thread_1(void *unused);
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void *Thread_1(void *unused)
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{
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while(1);
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}
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void Validate_setaffinity_errors(void)
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{
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int sc;
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cpu_set_t cpuset;
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/* Verify pthread_setaffinity_np checks that all cpu's exist. */
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CPU_FILL(&cpuset);
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puts( "Init - pthread_setaffinity_np - Invalid cpu - EINVAL" );
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sc = pthread_setaffinity_np( Init_id, sizeof(cpu_set_t), &cpuset );
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rtems_test_assert( sc == EINVAL );
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/* Verify pthread_setaffinity_np checks that at least one cpu is set */
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CPU_ZERO(&cpuset);
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puts( "Init - pthread_setaffinity_np - no cpu - EINVAL" );
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sc = pthread_setaffinity_np( Init_id, sizeof(cpu_set_t), &cpuset );
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rtems_test_assert( sc == EINVAL );
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/* Verify pthread_setaffinity_np checks that at thread id is valid */
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CPU_SET(0, &cpuset);
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puts( "Init - pthread_setaffinity_np - Invalid thread - ESRCH" );
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sc = pthread_setaffinity_np( 999, sizeof(cpu_set_t), &cpuset );
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rtems_test_assert( sc == ESRCH );
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/* Verify pthread_setaffinity_np validates cpusetsize */
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puts( "Init - pthread_setaffinity_np - Invalid cpusetsize - EINVAL" );
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sc = pthread_setaffinity_np( Init_id, sizeof(cpu_set_t) * 2, &cpuset );
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rtems_test_assert( sc == EINVAL );
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/* Verify pthread_setaffinity_np validates cpuset */
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puts( "Init - pthread_setaffinity_np - Invalid cpuset - EFAULT" );
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sc = pthread_setaffinity_np( Init_id, sizeof(cpu_set_t), NULL );
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rtems_test_assert( sc == EFAULT );
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}
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void Validate_getaffinity_errors(void)
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{
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int sc;
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cpu_set_t cpuset;
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/* Verify pthread_getaffinity_np checks that at thread id is valid */
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CPU_SET(0, &cpuset);
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puts( "Init - pthread_getaffinity_np - Invalid thread - ESRCH" );
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sc = pthread_getaffinity_np( 999, sizeof(cpu_set_t), &cpuset );
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rtems_test_assert( sc == ESRCH );
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/* Verify pthread_getaffinity_np validates cpusetsize */
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puts( "Init - pthread_getaffinity_np - Invalid cpusetsize - EINVAL" );
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sc = pthread_getaffinity_np( Init_id, sizeof(cpu_set_t) * 2, &cpuset );
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rtems_test_assert( sc == EINVAL );
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/* Verify pthread_getaffinity_np validates cpuset */
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puts("Init - pthread_getaffinity_np - Invalid cpuset - EFAULT");
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sc = pthread_getaffinity_np( Init_id, sizeof(cpu_set_t), NULL );
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rtems_test_assert( sc == EFAULT );
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}
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void Validate_affinity(void )
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{
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pthread_attr_t attr;
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cpu_set_t cpuset0;
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cpu_set_t cpuset1;
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cpu_set_t cpuset2;
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uint32_t i;
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int sc;
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int cpu_count;
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struct sched_param param;
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puts( "Init - Set Init priority to high");
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sc = pthread_getattr_np( Init_id, &attr );
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rtems_test_assert( sc == 0 );
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sc = pthread_attr_getschedparam( &attr, ¶m );
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rtems_test_assert( sc == 0 );
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param.sched_priority = sched_get_priority_max( SCHED_FIFO );
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sc = pthread_setschedparam( Init_id, SCHED_FIFO, ¶m );
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rtems_test_assert( !sc );
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sc = pthread_getaffinity_np( Init_id, sizeof(cpu_set_t), &cpuset0 );
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rtems_test_assert( !sc );
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/* Get the number of processors that we are using. */
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cpu_count = rtems_smp_get_processor_count();
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/* Fill the remaining cpus with med priority tasks */
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puts( "Init - Create Medium priority tasks");
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for (i=0; i<(cpu_count-1); i++){
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sc = pthread_create( &Med_id[i], &attr, Thread_1, NULL );
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rtems_test_assert( !sc );
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}
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puts( "Init - Verify Medium priority tasks");
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for (i=0; i<(cpu_count-1); i++){
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sc = pthread_getaffinity_np( Med_id[i], sizeof(cpu_set_t), &cpuset2 );
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rtems_test_assert( !sc );
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rtems_test_assert( CPU_EQUAL(&cpuset0, &cpuset2) );
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}
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/*
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* Create low priority thread for each remaining cpu with the affinity
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* set to only run on one cpu.
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*/
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puts( "Init - Create Low priority tasks");
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for (i=0; i<cpu_count; i++){
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CPU_ZERO(&cpuset1);
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CPU_SET(i, &cpuset1);
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sc = pthread_attr_setaffinity_np( &attr, sizeof(cpu_set_t), &cpuset1 );
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rtems_test_assert( !sc );
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sc = pthread_create( &Low_id[i], &attr, Thread_1, NULL );
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rtems_test_assert( !sc );
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}
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/* Verify affinity on low priority tasks */
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puts( "Init - Verify Low priority tasks");
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for (i=0; i<(cpu_count-1); i++){
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CPU_ZERO(&cpuset1);
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CPU_SET(i, &cpuset1);
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sc = pthread_getaffinity_np( Low_id[i], sizeof(cpu_set_t), &cpuset2 );
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rtems_test_assert( !sc );
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rtems_test_assert( CPU_EQUAL(&cpuset1, &cpuset2) );
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}
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/* Change the affinity for each low priority task */
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puts("Init - Change affinity on Low priority tasks");
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CPU_COPY(&cpuset1, &cpuset0);
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for (i=0; i<cpu_count; i++){
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CPU_CLR(i, &cpuset1);
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sc = pthread_setaffinity_np( Low_id[i], sizeof(cpu_set_t), &cpuset1 );
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/* Verify no cpu's are now set in the cpuset */
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if (i== (cpu_count-1)) {
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rtems_test_assert( sc == EINVAL );
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sc = pthread_setaffinity_np( Low_id[i], sizeof(cpu_set_t), &cpuset0 );
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}
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rtems_test_assert( !sc );
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}
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puts("Init - Validate affinity on Low priority tasks");
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CPU_COPY(&cpuset1, &cpuset0);
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for (i=0; i<cpu_count; i++){
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CPU_CLR(i, &cpuset1);
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sc = pthread_getaffinity_np( Low_id[i], sizeof(cpu_set_t), &cpuset2 );
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rtems_test_assert( !sc );
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if (i== (cpu_count-1))
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rtems_test_assert( CPU_EQUAL(&cpuset0, &cpuset2) );
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else
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rtems_test_assert( CPU_EQUAL(&cpuset1, &cpuset2) );
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}
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}
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void *POSIX_Init(
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void *ignored
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)
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{
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puts( "\n\n*** SMP POSIX AFFINITY ATTRIBUTE TEST 2 ***" );
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/* Initialize thread id */
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Init_id = pthread_self();
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Validate_setaffinity_errors();
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Validate_getaffinity_errors();
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Validate_affinity();
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puts( "*** SMP POSIX AFFINITY ATTRIBUTE TEST 2 ***" );
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rtems_test_exit(0);
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}
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#else
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void *POSIX_Init(
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void *ignored
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)
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{
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puts( "\n\n*** SMP POSIX AFFINITY ATTRIBUTE TEST 2 ***" );
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puts( " Affinity NOT Supported");
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puts( "*** END OF SMP POSIX AFFINITY ATTRIBUTE TEST 2 ***" );
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rtems_test_exit(0);
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}
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#endif
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/* configuration information */
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#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
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#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
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#define CONFIGURE_SMP_APPLICATION
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#define CONFIGURE_SMP_MAXIMUM_PROCESSORS NUM_CPUS
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#define CONFIGURE_MAXIMUM_POSIX_THREADS (NUM_CPUS*2)
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#define CONFIGURE_POSIX_INIT_THREAD_TABLE
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#define CONFIGURE_INIT
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#include <rtems/confdefs.h>
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/* global variables */
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@@ -0,0 +1,26 @@
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# COPYRIGHT (c) 1989-2014.
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# On-Line Applications Research Corporation (OAR).
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#
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# The license and distribution terms for this file may be
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# found in the file LICENSE in this distribution or at
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# http://www.rtems.com/license/LICENSE.
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#
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directives:
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This file describes the directives and concepts tested by this test set.
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test set name: psxpsxaffinity02
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directives:
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pthread_getaffinity_np
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pthread_setaffinity_np
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concepts:
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+ Verify error conditions and functionality of pthread_getaffinity_np
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+ Verify error conditions and functionality of pthread_setaffinity_np
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Note: This does not test scheduling.
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@@ -0,0 +1,17 @@
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*** SMP POSIX AFFINITY ATTRIBUTE TEST 2 ***
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Init - pthread_setaffinity_np - Invalid cpu - EINVAL
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Init - pthread_setaffinity_np - no cpu - EINVAL
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Init - pthread_setaffinity_np - Invalid thread - ESRCH
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Init - pthread_setaffinity_np - Invalid cpusetsize - EINVAL
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Init - pthread_setaffinity_np - Invalid cpuset - EFAULT
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Init - pthread_getaffinity_np - Invalid thread - ESRCH
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Init - pthread_getaffinity_np - Invalid cpusetsize - EINVAL
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Init - pthread_getaffinity_np - Invalid cpuset - EFAULT
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Init - Set Init priority to high
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Init - Create Medium priority tasks
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Init - Verify Medium priority tasks
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Init - Create Low priority tasks
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Init - Verify Medium priority tasks
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Init - Change affinity on Low priority tasks
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Init - Validate affinity on Low priority tasks
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*** SMP POSIX AFFINITY ATTRIBUTE TEST 2 ***
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