Matthew Poremba has submitted this change. (
https://gem5-review.googlesource.com/c/public/gem5/+/71419?usp=email )
Change subject: configs: GPUFS: Only use parallel eventqs for KVM
..
configs: GPUFS: Only use parallel eventqs for KVM
This is turned on by default with multiple CPUs in the GPUFS configs,
which causes other CPU types (e.g., AtomicSimpleCPU) to assert. Only
enable parallel event queues for KVM CPUs to avoid this issue.
Change-Id: Ic8235437caf0150560e2b360a4544d82dfc26c36
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/71419
Maintainer: Matt Sinclair
Tested-by: kokoro
Reviewed-by: Matt Sinclair
---
M configs/example/gpufs/runfs.py
1 file changed, 2 insertions(+), 1 deletion(-)
Approvals:
Matt Sinclair: Looks good to me, approved; Looks good to me, approved
kokoro: Regressions pass
diff --git a/configs/example/gpufs/runfs.py b/configs/example/gpufs/runfs.py
index 01203bb..b045b80 100644
--- a/configs/example/gpufs/runfs.py
+++ b/configs/example/gpufs/runfs.py
@@ -162,7 +162,8 @@
# GPUFS is primarily designed to use the X86 KVM CPU. This model needs
to
# use multiple event queues when more than one CPU is simulated. Force
it
# on if that is the case.
-args.host_parallel = True if args.num_cpus > 1 else False
+if ObjectList.is_kvm_cpu(ObjectList.cpu_list.get(args.cpu_type)):
+args.host_parallel = True if args.num_cpus > 1 else False
# These are used by the protocols. They should not be set by the user.
n_cu = args.num_compute_units
--
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Gerrit-MessageType: merged
Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: Ic8235437caf0150560e2b360a4544d82dfc26c36
Gerrit-Change-Number: 71419
Gerrit-PatchSet: 2
Gerrit-Owner: Matthew Poremba
Gerrit-Reviewer: Jason Lowe-Power
Gerrit-Reviewer: Matt Sinclair
Gerrit-Reviewer: Matthew Poremba
Gerrit-Reviewer: kokoro
Gerrit-CC: kokoro
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