blob: 8e51c1d5861bb410c6464edcc6c6cd3d4e05b74c (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
|
<think>
Okay, I need to figure out whether this bug in QEMU is user-mode or system-mode related. Let me start by understanding the problem.
The issue is that the sse-timer-test sometimes fails on an s390x host. The error message shows that a specific assertion is failing: readl(COUNTER_BASE + CNTCV_LO) == 100, but it's getting 0 instead of 100. The test is part of QEMU's qtest suite.
QEMU has two main modes: user-mode and system-mode. User-mode emulation runs unprivileged processes, while system-mode emulates an entire computer, including hardware devices.
Looking at the test in question, it's a qtest which typically tests the system being emulated. The sse-timer-test probably checks the behavior of timers in the emulator. Since timers are part of the system hardware and their emulation would involve device models, this likely falls under system-mode testing.
The fact that the assertion is about reading a specific register (CNTCV_LO) suggests it's interacting with a virtualized timer device, which is a system-level component. So any issues here would be related to how QEMU emulates these devices in system mode.
Additionally, the failure is occurring on s390x, which is a system architecture, further indicating that this is a system-mode issue. User-mode issues usually involve process-level operations rather than hardware emulation.
Therefore, this bug report is related to system-mode.
</think>
system
|