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kernel: handle: init handle table duplication

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max 🍓
2026-04-19 20:07:51 +01:00
parent c87c29366d
commit f1dd9d8564
3 changed files with 88 additions and 0 deletions
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syscall/task.c
+10
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@@ -468,6 +468,14 @@ kern_status_t sys_task_duplicate(
unsigned long flags;
task_lock_irqsave(self, &flags);
struct handle_table *child_handle_table = NULL;
status = handle_table_duplicate(self->t_handles, &child_handle_table);
if (status != KERN_OK) {
task_unlock_irqrestore(self, flags);
put_current_task(self);
return status;
}
struct handle *child_handle_slot = NULL, *space_handle_slot = NULL;
kern_handle_t child_handle, space_handle;
status = handle_table_alloc_handle(
@@ -476,6 +484,7 @@ kern_status_t sys_task_duplicate(
&child_handle_slot,
&child_handle);
if (status != KERN_OK) {
handle_table_destroy(child_handle_table);
task_unlock_irqrestore(self, flags);
put_current_task(self);
return status;
@@ -487,6 +496,7 @@ kern_status_t sys_task_duplicate(
&space_handle_slot,
&space_handle);
if (status != KERN_OK) {
handle_table_destroy(child_handle_table);
handle_table_free_handle(self->t_handles, child_handle);
task_unlock_irqrestore(self, flags);
put_current_task(self);