diff options
Diffstat (limited to 'c/src/exec/posix/src/pthread.c')
| -rw-r--r-- | c/src/exec/posix/src/pthread.c | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/c/src/exec/posix/src/pthread.c b/c/src/exec/posix/src/pthread.c index 07283f96e7..ff3171eb41 100644 --- a/c/src/exec/posix/src/pthread.c +++ b/c/src/exec/posix/src/pthread.c @@ -24,6 +24,10 @@ /*PAGE * * The default pthreads attributes structure. + * + * NOTE: Be careful .. if the default attribute set changes, + * _POSIX_Threads_Initialize_user_threads will need to be examined. + * */ const pthread_attr_t _POSIX_Threads_Default_attributes = { @@ -31,7 +35,7 @@ const pthread_attr_t _POSIX_Threads_Default_attributes = { NULL, /* stackaddr */ PTHREAD_MINIMUM_STACK_SIZE, /* stacksize */ PTHREAD_SCOPE_PROCESS, /* contentionscope */ - PTHREAD_EXPLICIT_SCHED, /* inheritsched */ + PTHREAD_INHERIT_SCHED, /* inheritsched */ SCHED_FIFO, /* schedpolicy */ { /* schedparam */ 2, /* sched_priority */ @@ -127,6 +131,7 @@ boolean _POSIX_Threads_Create_extension( ) { POSIX_API_Control *api; + POSIX_API_Control *executing_api; api = _Workspace_Allocate( sizeof( POSIX_API_Control ) ); @@ -150,9 +155,10 @@ boolean _POSIX_Threads_Create_extension( /* XXX use signal constants */ api->signals_pending = 0; - if ( _Objects_Get_class( created->Object.id ) == OBJECTS_POSIX_THREADS ) - api->signals_blocked = 0; - else + if ( _Objects_Get_class( created->Object.id ) == OBJECTS_POSIX_THREADS ) { + executing_api = _Thread_Executing->API_Extensions[ THREAD_API_POSIX ]; + api->signals_blocked = api->signals_blocked; + } else api->signals_blocked = 0xffffffff; /* XXX set signal parameters -- block all signals for non-posix threads */ @@ -232,6 +238,7 @@ void _POSIX_Threads_Initialize_user_threads( void ) unsigned32 maximum; posix_initialization_threads_table *user_threads; pthread_t thread_id; + pthread_attr_t attr; user_threads = _POSIX_Threads_User_initialization_threads; maximum = _POSIX_Threads_Number_of_initialization_threads; @@ -239,10 +246,23 @@ void _POSIX_Threads_Initialize_user_threads( void ) if ( !user_threads || maximum == 0 ) return; + /* + * Be careful .. if the default attribute set changes, this may need to. + * + * Setting the attributes explicitly is critical, since we don't want + * to inherit the idle tasks attributes. + */ + for ( index=0 ; index < maximum ; index++ ) { + status = pthread_attr_init( &attr ); + assert( !status ); + + status = pthread_attr_setinheritsched( &attr, PTHREAD_EXPLICIT_SCHED ); + assert( !status ); + status = pthread_create( &thread_id, - NULL, + &attr, user_threads[ index ].entry, NULL ); |