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Reduce stack virtual memory consumption on Linux

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Justine Tunney 2024-12-25 19:43:43 -08:00
parent cc8a9eb93c
commit 36e5861b0c
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GPG key ID: BE714B4575D6E328
31 changed files with 583 additions and 166 deletions
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3
libc/proc/proc.c
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@ -141,7 +141,8 @@ static textwindows dontinstrument uint32_t __proc_worker(void *arg) {
__bootstrap_tls(&tls, __builtin_frame_address(0));
__maps_track(
(char *)(((uintptr_t)sp + __pagesize - 1) & -__pagesize) - STACK_SIZE,
STACK_SIZE);
STACK_SIZE, PROT_READ | PROT_WRITE,
MAP_PRIVATE | MAP_ANONYMOUS | MAP_NOFORK);
for (;;) {
// assemble a group of processes to wait on. if more than 64