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Stability improvements

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boreddevnl
2026-02-26 21:45:57 +01:00
parent 2801dbc21f
commit fcc290f3f9
32 changed files with 171 additions and 97 deletions
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9
src/kernel/process.c
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@@ -239,6 +239,8 @@ void process_create_elf(const char* filepath, const char* args_str) {
*(--stack_ptr) = 0; // R15
new_proc->kernel_stack = (uint64_t)kernel_stack + 16384;
new_proc->kernel_stack_alloc = kernel_stack;
new_proc->user_stack_alloc = stack;
new_proc->rsp = (uint64_t)stack_ptr;
// We only increment process_count after success
@@ -333,6 +335,13 @@ uint64_t process_terminate_current(void) {
paging_switch_directory(current_process->pml4_phys);
// 5. Actually free the memory (after switching state to avoid issues)
if (to_delete->kernel_stack_alloc) kfree(to_delete->kernel_stack_alloc);
if (to_delete->user_stack_alloc) kfree(to_delete->user_stack_alloc);
// NOTE: In a real system we would also free all physical pages
// used by the user page table. For now we just free the stacks.
return current_process->rsp;
}