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fix reset error on windows when disabling eager commit option

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This commit is contained in:
daan 2019-10-30 14:32:28 -07:00
parent b052d3b731
commit 6cf16b1201
2 changed files with 8 additions and 4 deletions
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10
src/memory.c
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@ -461,10 +461,14 @@ void _mi_mem_free(void* p, size_t size, size_t id, mi_stats_t* stats) {
// reset: 10x slowdown on malloc-large, decommit: 17x slowdown on malloc-large
if (!is_large) {
if (mi_option_is_enabled(mi_option_segment_reset)) {
_mi_os_reset(p, size, stats); //
// _mi_os_decommit(p,size,stats); // if !is_eager_committed (and clear dirty bits)
if (!is_eager_committed && // cannot reset large pages
(mi_option_is_enabled(mi_option_eager_commit) || // cannot reset halfway committed segments, use `option_page_reset` instead
mi_option_is_enabled(mi_option_reset_decommits))) // but we can decommit halfway committed segments
{
_mi_os_reset(p, size, stats);
//_mi_os_decommit(p, size, stats); // todo: and clear dirty bits?
}
}
// else { _mi_os_reset(p,size,stats); }
}
if (!is_eager_committed) {
// adjust commit statistics as we commit again when re-using the same slot

2
src/options.c
View File

@ -65,7 +65,7 @@ static mi_option_desc_t options[_mi_option_last] =
{ 0, UNINIT, MI_OPTION(cache_reset) },
{ 0, UNINIT, MI_OPTION(reset_decommits) }, // note: cannot enable this if secure is on
{ 0, UNINIT, MI_OPTION(eager_commit_delay) }, // the first N segments per thread are not eagerly committed
{ 0, UNINIT, MI_OPTION(segment_reset) }, // reset segment memory on free
{ 0, UNINIT, MI_OPTION(segment_reset) }, // reset segment memory on free (needs eager commit)
{ 100, UNINIT, MI_OPTION(os_tag) } // only apple specific for now but might serve more or less related purpose
};