diff options
Diffstat (limited to 'erts/emulator/beam/beam_bif_load.c')
| -rw-r--r-- | erts/emulator/beam/beam_bif_load.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/erts/emulator/beam/beam_bif_load.c b/erts/emulator/beam/beam_bif_load.c index 92340579ad..ad107b4861 100644 --- a/erts/emulator/beam/beam_bif_load.c +++ b/erts/emulator/beam/beam_bif_load.c @@ -58,6 +58,9 @@ static struct { Process *erts_code_purger = NULL; ErtsLiteralArea *erts_copy_literal_area = NULL; +#ifdef ERTS_DIRTY_SCHEDULERS +Process *erts_dirty_process_code_checker; +#endif #ifdef ERTS_NEW_PURGE_STRATEGY Process *erts_literal_area_collector = NULL; @@ -585,6 +588,43 @@ badarg: BIF_ERROR(BIF_P, BADARG); } +BIF_RETTYPE erts_internal_check_dirty_process_code_2(BIF_ALIST_2) +{ +#if !defined(ERTS_DIRTY_SCHEDULERS) + BIF_ERROR(BIF_P, EXC_NOTSUP); +#else + Process *rp; + int reds = 0; + Eterm res; + + if (BIF_P != erts_dirty_process_code_checker) + BIF_ERROR(BIF_P, EXC_NOTSUP); + + if (is_not_internal_pid(BIF_ARG_1)) + BIF_ERROR(BIF_P, BADARG); + + if (is_not_atom(BIF_ARG_2)) + BIF_ERROR(BIF_P, BADARG); + + rp = erts_pid2proc_not_running(BIF_P, ERTS_PROC_LOCK_MAIN, + BIF_ARG_1, ERTS_PROC_LOCK_MAIN); + if (rp == ERTS_PROC_LOCK_BUSY) + ERTS_BIF_YIELD2(bif_export[BIF_erts_internal_check_dirty_process_code_2], + BIF_P, BIF_ARG_1, BIF_ARG_2); + if (!rp) + BIF_RET(am_false); + + res = erts_check_process_code(rp, BIF_ARG_2, 0, &reds, BIF_P->fcalls); + + if (BIF_P != rp) + erts_smp_proc_unlock(rp, ERTS_PROC_LOCK_MAIN); + + ASSERT(is_value(res)); + + BIF_RET2(res, reds); +#endif +} + BIF_RETTYPE delete_module_1(BIF_ALIST_1) { ErtsCodeIndex code_ix; |