diff options
Diffstat (limited to 'erts/emulator/beam/beam_bif_load.c')
-rw-r--r-- | erts/emulator/beam/beam_bif_load.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/erts/emulator/beam/beam_bif_load.c b/erts/emulator/beam/beam_bif_load.c index bb1b2e5b27..4c8ee5178a 100644 --- a/erts/emulator/beam/beam_bif_load.c +++ b/erts/emulator/beam/beam_bif_load.c @@ -1799,6 +1799,78 @@ erts_queue_release_literals(Process* c_p, ErtsLiteralArea* literals) } } +struct debug_la_oh { + void (*func)(ErlOffHeap *, void *); + void *arg; +}; + +static void debug_later_cleanup_literal_area_off_heap(void *vfap, + ErtsThrPrgrVal val, + void *vlrlap) +{ + struct debug_la_oh *fap = vfap; + ErtsLaterReleasLiteralArea *lrlap = vlrlap; + ErtsLiteralArea *lap = lrlap->la; + if (!erts_debug_have_accessed_literal_area(lap)) { + ErlOffHeap oh; + ERTS_INIT_OFF_HEAP(&oh); + oh.first = lap->off_heap; + (*fap->func)(&oh, fap->arg); + erts_debug_save_accessed_literal_area(lap); + } +} + +static void debug_later_complete_literal_area_switch_off_heap(void *vfap, + ErtsThrPrgrVal val, + void *vlap) +{ + struct debug_la_oh *fap = vfap; + ErtsLiteralArea *lap = vlap; + if (lap && !erts_debug_have_accessed_literal_area(lap)) { + ErlOffHeap oh; + ERTS_INIT_OFF_HEAP(&oh); + oh.first = lap->off_heap; + (*fap->func)(&oh, fap->arg); + erts_debug_save_accessed_literal_area(lap); + } +} + + +void +erts_debug_foreach_release_literal_area_off_heap(void (*func)(ErlOffHeap *, void *), void *arg) +{ + ErtsLiteralArea *lap; + ErlOffHeap oh; + ErtsLiteralAreaRef *ref; + struct debug_la_oh fa; + erts_mtx_lock(&release_literal_areas.mtx); + for (ref = release_literal_areas.first; ref; ref = ref->next) { + lap = ref->literal_area; + if (!erts_debug_have_accessed_literal_area(lap)) { + ERTS_INIT_OFF_HEAP(&oh); + oh.first = lap->off_heap; + (*func)(&oh, arg); + erts_debug_save_accessed_literal_area(lap); + } + } + erts_mtx_unlock(&release_literal_areas.mtx); + lap = ERTS_COPY_LITERAL_AREA(); + if (lap && !erts_debug_have_accessed_literal_area(lap)) { + ERTS_INIT_OFF_HEAP(&oh); + oh.first = lap->off_heap; + (*func)(&oh, arg); + erts_debug_save_accessed_literal_area(lap); + } + fa.func = func; + fa.arg = arg; + erts_debug_later_op_foreach(later_release_literal_area, + debug_later_cleanup_literal_area_off_heap, + (void *) &fa); + erts_debug_later_op_foreach(complete_literal_area_switch, + debug_later_complete_literal_area_switch_off_heap, + (void *) &fa); +} + /* * Move code from current to old and null all export entries for the module */ |