On Tue, May 27, 2014 at 11:11 AM, Ralf Kirchner <ralf.kirch...@embedded-brains.de> wrote: > Am 27.05.2014 17:04, schrieb Gedare Bloom: >> On Tue, May 27, 2014 at 10:47 AM, Ralf Kirchner >> <ralf.kirch...@embedded-brains.de> wrote: >>> Increase the size of the init task stack for the SMP workaround within >>> bdbuf. >>> --- >>> testsuites/fstests/fsdosfssync01/init.c | 12 ++++++++++++ >>> 1 Datei geändert, 12 Zeilen hinzugefügt(+) >>> >>> diff --git a/testsuites/fstests/fsdosfssync01/init.c >>> b/testsuites/fstests/fsdosfssync01/init.c >>> index b0022e9..022cd2b 100644 >>> --- a/testsuites/fstests/fsdosfssync01/init.c >>> +++ b/testsuites/fstests/fsdosfssync01/init.c >>> @@ -170,6 +170,18 @@ size_t rtems_ramdisk_configuration_size = 1; >>> >>> #define CONFIGURE_EXTRA_TASK_STACKS (8 * 1024) >>> >>> + >>> +#if defined( RTEMS_SMP ) >>> + #if defined( RTEMS_POSIX_API ) >>> + /* The single core bdbuf implementation with enabling and disabling >>> preemption >>> + * will not work under SMP. Thus we need to use POSIX mutexes and POSIX >>> + * condition variables as a workaround. >>> + * These require additional stack size. >>> + */ >>> + #define CONFIGURE_INIT_TASK_STACK_SIZE (2 * CPU_STACK_MINIMUM_SIZE) >>> + #endif /* defined( RTEMS_POSIX_API ) */ >>> +#endif /* defined( RTEMS_SMP ) */ >>> + >> This kind of hack in the application configuration is not very >> user-friendly. You should adjust for the required resources in >> confdefs.h instead, by configuring for the required mutexes/condvars >> explicitly. > Hi Gedare, > That is beeing done. Memory for the mutexes and condition variables gets > allocated in confdefs.h. > Here I need more stack (likely because the nesting depth is higher for > mutexes and condition variables than for the single core handling with > semaphores). > And I need this addition stack only for this single test. All other > tests still had sufficient spare stack. OK.
>> >>> #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION >>> >>> #define CONFIGURE_RTEMS_INIT_TASKS_TABLE >>> -- >>> 1.7.10.4 >>> >>> _______________________________________________ >>> rtems-devel mailing list >>> rtems-devel@rtems.org >>> http://www.rtems.org/mailman/listinfo/rtems-devel > > > -- > -------------------------------------------- > Embedded Brains GmbH > Ralf Kirchner Dornierstr. 4 > D-82178 Puchheim Germany > email: ralf.kirch...@embedded-brains.de > Phone: +49(0)89/1894741-17 > Fax: +49(0)89/1894741-08 > > Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG. _______________________________________________ rtems-devel mailing list rtems-devel@rtems.org http://www.rtems.org/mailman/listinfo/rtems-devel
