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fix: fix heap regression

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This commit is contained in:
Daniel Hammer
2026-02-27 23:51:46 +01:00
parent bd16b9afd1
commit ca85553eec
3 changed files with 34 additions and 2 deletions
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kernel/src/Api/Syscall.cpp
+15 -2
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@@ -39,9 +39,14 @@ namespace Zenith {
extern "C" int64_t SyscallDispatch(SyscallFrame* frame) {
switch (frame->syscall_nr) {
case SYS_EXIT:
case SYS_EXIT: {
int slot = GetCurrentSlot();
auto* proc = Sched::GetCurrentProcessPtr();
if (slot >= 0 && proc)
CleanupHeapForSlot(slot, proc->pml4Phys);
Sys_Exit((int)frame->arg1);
return 0;
}
case SYS_YIELD:
Sys_Yield();
return 0;
@@ -192,8 +197,16 @@ namespace Zenith {
return (int64_t)Sys_WinResize((int)frame->arg1, (int)frame->arg2, (int)frame->arg3);
case SYS_PROCLIST:
return (int64_t)Sys_ProcList((ProcInfo*)frame->arg1, (int)frame->arg2);
case SYS_KILL:
case SYS_KILL: {
// Free heap allocations for the target process before killing it
auto* target = Sched::GetProcessByPid((int)frame->arg1);
if (target) {
auto* slot0 = Sched::GetProcessSlot(0);
int targetSlot = (int)(target - slot0);
CleanupHeapForSlot(targetSlot, target->pml4Phys);
}
return (int64_t)Sys_Kill((int)frame->arg1);
}
case SYS_DEVLIST:
return (int64_t)Sys_DevList((DevInfo*)frame->arg1, (int)frame->arg2);
case SYS_WINSETSCALE: