diff options
Diffstat (limited to 'erts/emulator/beam/bif.c')
| -rw-r--r-- | erts/emulator/beam/bif.c | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index e886792ba7..ac93b10d12 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -3341,20 +3341,32 @@ BIF_RETTYPE garbage_collect_1(BIF_ALIST_1) BIF_ERROR(BIF_P, BADARG); } - rp = erts_pid2proc_not_running(BIF_P, ERTS_PROC_LOCK_MAIN, + if (BIF_P->id == BIF_ARG_1) + rp = BIF_P; + else { +#ifdef ERTS_SMP + rp = erts_pid2proc_suspend(BIF_P, ERTS_PROC_LOCK_MAIN, BIF_ARG_1, ERTS_PROC_LOCK_MAIN); - if (!rp) - BIF_RET(am_false); - if (rp == ERTS_PROC_LOCK_BUSY) - ERTS_BIF_YIELD1(bif_export[BIF_garbage_collect_1], BIF_P, BIF_ARG_1); + if (rp == ERTS_PROC_LOCK_BUSY) + ERTS_BIF_YIELD1(bif_export[BIF_garbage_collect_1], BIF_P, BIF_ARG_1); +#else + rp = erts_pid2proc(BIF_P, 0, BIF_ARG_1, 0); +#endif + if (!rp) + BIF_RET(am_false); + } /* The GC cost is taken for the process executing this BIF. */ FLAGS(rp) |= F_NEED_FULLSWEEP; reds = erts_garbage_collect(rp, 0, rp->arg_reg, rp->arity); - if (BIF_P != rp) +#ifdef ERTS_SMP + if (BIF_P != rp) { + erts_resume(rp, ERTS_PROC_LOCK_MAIN); erts_smp_proc_unlock(rp, ERTS_PROC_LOCK_MAIN); + } +#endif BIF_RET2(am_true, reds); } @@ -3486,7 +3498,7 @@ BIF_RETTYPE erts_debug_display_1(BIF_ALIST_1) erts_dsprintf_buf_t *dsbufp = erts_create_tmp_dsbuf(64); pres = erts_dsprintf(dsbufp, "%.*T\n", INT_MAX, BIF_ARG_1); if (pres < 0) - erl_exit(1, "Failed to convert term to string: %d (s)\n", + erl_exit(1, "Failed to convert term to string: %d (%s)\n", -pres, erl_errno_id(-pres)); hp = HAlloc(BIF_P, 2*dsbufp->str_len); /* we need length * 2 heap words */ res = buf_to_intlist(&hp, dsbufp->str, dsbufp->str_len, NIL); @@ -3604,7 +3616,7 @@ term2list_dsprintf(Process *p, Eterm term) erts_dsprintf_buf_t *dsbufp = erts_create_tmp_dsbuf(64); pres = erts_dsprintf(dsbufp, "%T", term); if (pres < 0) - erl_exit(1, "Failed to convert term to list: %d (s)\n", + erl_exit(1, "Failed to convert term to list: %d (%s)\n", -pres, erl_errno_id(-pres)); hp = HAlloc(p, 2*dsbufp->str_len); /* we need length * 2 heap words */ res = buf_to_intlist(&hp, dsbufp->str, dsbufp->str_len, NIL); |