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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-12-05 08:05:54 +0100 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-12-07 14:22:00 +0100 |
commit | 03e86553d2839c123fa79ed382ea3ee10bede78c (patch) | |
tree | 50ec0e07dffc2889bd292ffcca81bcb9e7017114 /testsuites/support/src/spin.c | |
parent | psxtests/Makefile.am: Fix ticket number for ucontext.h (diff) | |
download | rtems-03e86553d2839c123fa79ed382ea3ee10bede78c.tar.bz2 |
tests: Fix rtems_test_spin_until_next_tick()
This bug surfaced due to sporadic failures in sptimecounter02. Adjust
rtems_test_spin_for_ticks() to include the partial tick in the argument
value.
Diffstat (limited to '')
-rw-r--r-- | testsuites/support/src/spin.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/testsuites/support/src/spin.c b/testsuites/support/src/spin.c index 5b6d3d484e..57c4e323d5 100644 --- a/testsuites/support/src/spin.c +++ b/testsuites/support/src/spin.c @@ -17,21 +17,15 @@ /* * Burn CPU for specified number of ticks */ -void rtems_test_spin_for_ticks(int ticks) +void rtems_test_spin_for_ticks(rtems_interval ticks) { - rtems_interval start; - rtems_interval now; + rtems_interval start; + rtems_interval now; start = rtems_clock_get_ticks_since_boot(); do { now = rtems_clock_get_ticks_since_boot(); - /* - * Spin for <= ticks so we spin >= number of ticks. - * The first tick we spin through is a partial one. - * So you sping "ticks" number of ticks plus a partial - * one. - */ - } while ( (now-start) <= ticks ); + } while ( now - start < ticks ); } /* @@ -39,11 +33,11 @@ void rtems_test_spin_for_ticks(int ticks) */ void rtems_test_spin_until_next_tick( void ) { - rtems_interval start; - rtems_interval now; + rtems_interval start; + rtems_interval now; start = rtems_clock_get_ticks_since_boot(); do { now = rtems_clock_get_ticks_since_boot(); - } while ( now != start ); + } while ( now == start ); } |