Add initialize() to DebugSession

Signed-off-by: Mateusz Hoppe <[email protected]>

Author: HoppeMateusz

level_zero/tools/source/debug/debug_session.h

@@ -24,6 +24,7 @@ struct DebugSession : _zet_debug_session_handle_t {
     inline zet_debug_session_handle_t toHandle() { return this; }
 
     virtual bool closeConnection() = 0;
+    virtual ze_result_t initialize() = 0;
 
     Device *getConnectedDevice() { return connectedDevice; }
 

level_zero/tools/test/unit_tests/sources/debug/mock_debug_session.h

@@ -25,6 +25,9 @@ class OsInterfaceWithDebugAttach : public NEO::OSInterface {
 struct DebugSessionMock : public L0::DebugSession {
     DebugSessionMock(const zet_debug_config_t &config, L0::Device *device) : DebugSession(config, device){};
     bool closeConnection() override { return true; }
+    ze_result_t initialize() override {
+        return ZE_RESULT_SUCCESS;
+    }
 };
 
 } // namespace ult

opencl/test/unit_test/os_interface/linux/sys_calls_linux_ult.cpp

@@ -24,6 +24,7 @@ namespace NEO {
 namespace SysCalls {
 uint32_t closeFuncCalled = 0u;
 int closeFuncArgPassed = 0;
+int closeFuncRetVal = 0;
 int dlOpenFlags = 0;
 bool dlOpenCalled = 0;
 constexpr int fakeFileDescriptor = 123;
@@ -33,11 +34,13 @@ bool allowFakeDevicePath = false;
 uint32_t ioctlVmCreateCalled = 0u;
 int ioctlVmCreateReturned = 0u;
 uint64_t ioctlVmCreateExtensionArg = 0ull;
+constexpr unsigned long int invalidIoctl = static_cast<unsigned long int>(-1);
+int setErrno = 0;
 
 int close(int fileDescriptor) {
     closeFuncCalled++;
     closeFuncArgPassed = fileDescriptor;
-    return 0;
+    return closeFuncRetVal;
 }
 
 int open(const char *file, int flags) {
@@ -75,6 +78,14 @@ int ioctl(int fileDescriptor, unsigned long int request, void *arg) {
         vmId--;
         return (control->vm_id > 0) ? 0 : -1;
     }
+    if (request == invalidIoctl) {
+        errno = 0;
+        if (setErrno != 0) {
+            errno = setErrno;
+            setErrno = 0;
+        }
+        return -1;
+    }
     return 0;
 }