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merge from dev

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This commit is contained in:
daan 2019-11-25 11:16:39 -08:00
commit b5fbdb7180
5 changed files with 25 additions and 19 deletions
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src/os.c
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@ -602,7 +602,7 @@ static void* mi_os_page_align_area_conservative(void* addr, size_t size, size_t*
// (but not for the reset version where we want commit to be conservative as well)
static bool mi_os_commitx(void* addr, size_t size, bool commit, bool conservative, bool* is_zero, mi_stats_t* stats) {
// page align in the range, commit liberally, decommit conservative
*is_zero = false;
if (is_zero != NULL) { *is_zero = false; }
size_t csize;
void* start = mi_os_page_align_areax(conservative, addr, size, &csize);
if (csize == 0) return true; // || _mi_os_is_huge_reserved(addr))
@ -631,7 +631,7 @@ static bool mi_os_commitx(void* addr, size_t size, bool commit, bool conservativ
#elif defined(MAP_FIXED)
if (!commit) {
// use mmap with MAP_FIXED to discard the existing memory (and reduce commit charge)
void* p = mmap(start, size, PROT_NONE, (MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS | MAP_NORESERVE), -1, 0);
void* p = mmap(start, csize, PROT_NONE, (MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS | MAP_NORESERVE), -1, 0);
if (p != start) { err = errno; }
}
else {