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| author | Sverker Eriksson <[email protected]> | 2017-12-21 13:27:35 +0100 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2017-12-21 13:27:35 +0100 |
| commit | be5141bd723f7e7a39cd3015b39a4308781a8d1b (patch) | |
| tree | eb21fac7abfff9fad5c1de6dd2d975768daf75c4 /erts/emulator/test/driver_SUITE_data | |
| parent | 324265a52cf196d984af65563b1a0662f0164a30 (diff) | |
| parent | fb60cf1408edc6ee03c7e391419367d047721809 (diff) | |
| download | otp-be5141bd723f7e7a39cd3015b39a4308781a8d1b.tar.gz otp-be5141bd723f7e7a39cd3015b39a4308781a8d1b.tar.bz2 otp-be5141bd723f7e7a39cd3015b39a4308781a8d1b.zip | |
Merge branch 'maint'
Diffstat (limited to 'erts/emulator/test/driver_SUITE_data')
| -rw-r--r-- | erts/emulator/test/driver_SUITE_data/chkio_drv.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/erts/emulator/test/driver_SUITE_data/chkio_drv.c b/erts/emulator/test/driver_SUITE_data/chkio_drv.c index d548c4b1dc..ee8f28e8b1 100644 --- a/erts/emulator/test/driver_SUITE_data/chkio_drv.c +++ b/erts/emulator/test/driver_SUITE_data/chkio_drv.c @@ -961,7 +961,6 @@ chkio_drv_control(ErlDrvData drv_data, break; } case CHKIO_SMP_SELECT: { - int rounds = 1; /*rand(); */ ChkioSmpSelect* pip = (ChkioSmpSelect*) cddp->test_data; if (pip == NULL) { erl_drv_mutex_lock(smp_pipes_mtx); @@ -978,7 +977,8 @@ chkio_drv_control(ErlDrvData drv_data, } erl_drv_mutex_unlock(smp_pipes_mtx); } - while (rounds--) { + res_str = NULL; + { int op = rand_r(&pip->rand_state); switch (pip->state) { case Closed: { @@ -988,7 +988,6 @@ chkio_drv_control(ErlDrvData drv_data, fcntl(fds[0], F_SETFL, flags|O_NONBLOCK) < 0) { driver_failure_posix(cddp->port, errno); - rounds = 0; break; } TRACEF(("%T: Created pipe [%d->%d]\n", cddp->id, fds[1], fds[0])); @@ -1075,7 +1074,9 @@ chkio_drv_control(ErlDrvData drv_data, pip->next_write++; } break; - case Waiting: + case Waiting: + res_str = "yield"; + res_len = -1; break; default: fprintf(stderr, "Strange state %d\n", pip->state); @@ -1091,9 +1092,11 @@ chkio_drv_control(ErlDrvData drv_data, else { cddp->test_data = pip; } - } - res_str = "ok"; - res_len = -1; + } + if (!res_str) { + res_str = "ok"; + res_len = -1; + } break; } case CHKIO_DRV_USE: |