diff options
Diffstat (limited to 'src/uapi/ipc.c')
| -rw-r--r-- | src/uapi/ipc.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/uapi/ipc.c b/src/uapi/ipc.c index 4a5a6d9..3d77639 100644 --- a/src/uapi/ipc.c +++ b/src/uapi/ipc.c @@ -97,7 +97,7 @@ static inline vm_t enter_rpc(struct tcb *t, struct sys_ret a, /* try to get rid of args as fast as possible to free up registers for * later use */ - set_args(t, 6, a); + set_ret(t, 6, a); ctx->exec = t->exec; ctx->pid = t->pid; @@ -239,7 +239,7 @@ static void leave_rpc(struct tcb *t, struct sys_ret a) t->regs = ctx->regs; /* again, get rid of args as fast as possible */ - set_args(t, 6, a); + set_ret(t, 6, a); struct tcb *r = get_tcb(ctx->pid); while (!r || !is_proc(r) || zombie(r)) { @@ -254,7 +254,10 @@ static void leave_rpc(struct tcb *t, struct sys_ret a) ctx = (struct call_ctx *)(rpc_stack) - 1; r = get_tcb(ctx->pid); - set_args1(t, ERR_NF); + /* equivalent to return_args1 but without returning so we can + * handle other cases in the loop. */ + /** @todo is set_args useful? */ + set_ret2(t, 0, ERR_NF); } if (orphan(t) && !is_rpc(t)) @@ -450,7 +453,7 @@ SYSCALL_DEFINE0(ipc_ghost)(struct tcb *t) return_args1(t, ERR_MISC); enable_irqs(); - leave_rpc(t, get_args(t)); + leave_rpc(t, get_ret(t)); } /** |