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reserve huge OS pages earlier on at process_init

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daan 2019-11-12 10:19:52 -08:00
parent af746ca4c1
commit 867d78f877
1 changed files with 9 additions and 9 deletions
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18
src/init.c
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@ -19,7 +19,7 @@ const mi_page_t _mi_page_empty = {
0, 0,
#endif #endif
0, // used 0, // used
NULL, NULL,
ATOMIC_VAR_INIT(0), ATOMIC_VAR_INIT(0), ATOMIC_VAR_INIT(0), ATOMIC_VAR_INIT(0),
0, NULL, NULL, NULL 0, NULL, NULL, NULL
#if (MI_INTPTR_SIZE==8 && defined(MI_ENCODE_FREELIST)) || (MI_INTPTR_SIZE==4 && !defined(MI_ENCODE_FREELIST)) #if (MI_INTPTR_SIZE==8 && defined(MI_ENCODE_FREELIST)) || (MI_INTPTR_SIZE==4 && !defined(MI_ENCODE_FREELIST))
@ -246,7 +246,7 @@ static bool _mi_heap_done(void) {
// switch to backing heap and free it // switch to backing heap and free it
heap = heap->tld->heap_backing; heap = heap->tld->heap_backing;
if (!mi_heap_is_initialized(heap)) return false; if (!mi_heap_is_initialized(heap)) return false;
// collect if not the main thread // collect if not the main thread
if (heap != &_mi_heap_main) { if (heap != &_mi_heap_main) {
_mi_heap_collect_abandon(heap); _mi_heap_collect_abandon(heap);
@ -394,7 +394,7 @@ bool mi_is_redirected() mi_attr_noexcept {
} }
// Communicate with the redirection module on Windows // Communicate with the redirection module on Windows
#if defined(_WIN32) && defined(MI_SHARED_LIB) #if defined(_WIN32) && defined(MI_SHARED_LIB)
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {
#endif #endif
@ -440,11 +440,6 @@ static void mi_process_load(void) {
if (msg != NULL && (mi_option_is_enabled(mi_option_verbose) || mi_option_is_enabled(mi_option_show_errors))) { if (msg != NULL && (mi_option_is_enabled(mi_option_verbose) || mi_option_is_enabled(mi_option_show_errors))) {
_mi_fputs(NULL,NULL,msg); _mi_fputs(NULL,NULL,msg);
} }
if (mi_option_is_enabled(mi_option_reserve_huge_os_pages)) {
size_t pages = mi_option_get(mi_option_reserve_huge_os_pages);
mi_reserve_huge_os_pages_interleave(pages, pages*500);
}
} }
// Initialize the process; called by thread_init or the process loader // Initialize the process; called by thread_init or the process loader
@ -471,6 +466,11 @@ void mi_process_init(void) mi_attr_noexcept {
#endif #endif
mi_thread_init(); mi_thread_init();
mi_stats_reset(); // only call stat reset *after* thread init (or the heap tld == NULL) mi_stats_reset(); // only call stat reset *after* thread init (or the heap tld == NULL)
if (mi_option_is_enabled(mi_option_reserve_huge_os_pages)) {
size_t pages = mi_option_get(mi_option_reserve_huge_os_pages);
mi_reserve_huge_os_pages_interleave(pages, pages*500);
}
} }
// Called when the process is done (through `at_exit`) // Called when the process is done (through `at_exit`)
@ -497,7 +497,7 @@ static void mi_process_done(void) {
#if defined(_WIN32) && defined(MI_SHARED_LIB) #if defined(_WIN32) && defined(MI_SHARED_LIB)
// Windows DLL: easy to hook into process_init and thread_done // Windows DLL: easy to hook into process_init and thread_done
__declspec(dllexport) BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, LPVOID reserved) { __declspec(dllexport) BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, LPVOID reserved) {
UNUSED(reserved); UNUSED(reserved);
UNUSED(inst); UNUSED(inst);