From 4030fbdc1fc649d3b45e761464ae76a50ccbc2dd Mon Sep 17 00:00:00 2001
From: Ivan Chikish <nekotekina@gmail.com>
Date: Thu, 13 Jul 2023 14:23:47 +0300
Subject: [PATCH] [orbis-kernel] umtx_cv_wait ignore flags if no timeout

---
 orbis-kernel/src/umtx.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/orbis-kernel/src/umtx.cpp b/orbis-kernel/src/umtx.cpp
index 1c7143dd5..fbcb35301 100644
--- a/orbis-kernel/src/umtx.cpp
+++ b/orbis-kernel/src/umtx.cpp
@@ -277,11 +277,15 @@ orbis::ErrorCode orbis::umtx_cv_wait(Thread *thread, ptr<ucond> cv,
   uint flags;
   if (ErrorCode err = uread(flags, &m->flags); err != ErrorCode{})
     return err;
-  if ((wflags & kCvWaitClockId) != 0) {
+  if ((wflags & ~(kCvWaitAbsTime | kCvWaitClockId))) {
+    ORBIS_LOG_FATAL("umtx_cv_wait: UNKNOWN wflags", wflags);
+    return ErrorCode::INVAL;
+  }
+  if ((wflags & kCvWaitClockId) != 0 && ut + 1) {
     ORBIS_LOG_FATAL("umtx_cv_wait: CLOCK_ID unimplemented", wflags);
     return ErrorCode::NOSYS;
   }
-  if ((wflags & kCvWaitAbsTime) != 0) {
+  if ((wflags & kCvWaitAbsTime) != 0 && ut + 1) {
     ORBIS_LOG_FATAL("umtx_cv_wait: ABSTIME unimplemented", wflags);
     return ErrorCode::NOSYS;
   }