diff options
Diffstat (limited to 'arch/riscv64')
| -rw-r--r-- | arch/riscv64/kernel/vmem.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/riscv64/kernel/vmem.c b/arch/riscv64/kernel/vmem.c index d00a6c9..f87c76d 100644 --- a/arch/riscv64/kernel/vmem.c +++ b/arch/riscv64/kernel/vmem.c @@ -512,6 +512,17 @@ void setup_rpc_stack(struct tcb *t) t->arch.rpc_idx = 511; } +void destroy_rpc_stack(struct tcb *t) +{ + size_t pages = order_size(MM_O1) / BASE_PAGE_SIZE; + for (size_t i = 0; i < pages; ++i) { + pm_t page; enum mm_order order; + stat_vpage(t->rpc.vmem, RPC_STACK_BASE + BASE_PAGE_SIZE * i, + &page, &order, NULL); + free_page(page, order); + } +} + vm_t rpc_position(struct tcb *t) { /** @todo we assume rpc_idx is updated on every segfault of the rpc stack */ |