genode/base-nova/patches/utcb.patch

19 lines
784 B
Diff

diff -r 11c290b5edf9 src/syscall.cpp
--- a/src/syscall.cpp Wed Nov 09 14:50:18 2011 +0100
+++ b/src/syscall.cpp Wed Nov 09 15:07:03 2011 +0100
@@ -244,11 +244,13 @@
}
Pd *pd = static_cast<Pd *>(cap.obj());
- if (EXPECT_FALSE (r->utcb() >= USER_ADDR || r->utcb() & PAGE_MASK || !pd->insert_utcb (r->utcb()))) {
+ if (EXPECT_FALSE (r->utcb() >= USER_ADDR || r->utcb() & PAGE_MASK)) {
trace (TRACE_ERROR, "%s: Invalid UTCB address (%#lx)", __func__, r->utcb());
sys_finish<Sys_regs::BAD_PAR>();
}
+ pd->insert_utcb (r->utcb());
+
Ec *ec = new Ec (Pd::current, r->sel(), pd, r->flags() & 1 ? static_cast<void (*)()>(send_msg<ret_user_iret>) : nullptr, r->cpu(), r->evt(), r->utcb(), r->esp());
if (!Space_obj::insert_root (ec)) {