git: 2eee99f79480 - main - Allow CPUs to be missing in the Arm PMU driver
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Date: Thu, 22 Dec 2022 14:37:59 UTC
The branch main has been updated by andrew:
URL: https://cgit.FreeBSD.org/src/commit/?id=2eee99f794800124a7cc288763fcd8f8ae35935b
commit 2eee99f794800124a7cc288763fcd8f8ae35935b
Author: Andrew Turner <andrew@FreeBSD.org>
AuthorDate: 2022-12-19 13:51:48 +0000
Commit: Andrew Turner <andrew@FreeBSD.org>
CommitDate: 2022-12-22 14:24:40 +0000
Allow CPUs to be missing in the Arm PMU driver
To support running on some emulators we allow CPU start to fail if the
CPU we are starting is not present. The PMU driver will then check if
the CPU is present and fail to attach if any are missing.
To allow the PMU to be used in such an environment don't fail to attach
when a CPU is missing.
Sponsored by: Arm Ltd
---
sys/arm/arm/pmu_acpi.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/sys/arm/arm/pmu_acpi.c b/sys/arm/arm/pmu_acpi.c
index 8812ac7b3af4..f11eacb5059d 100644
--- a/sys/arm/arm/pmu_acpi.c
+++ b/sys/arm/arm/pmu_acpi.c
@@ -82,7 +82,6 @@ madt_handler(ACPI_SUBTABLE_HEADER *entry, void *arg)
/* pcpu not found. */
device_printf(sc->dev, "MADT: could not find pcpu, "
"ArmMpidr %lx\n", intr->ArmMpidr);
- ctx->error = ENODEV;
return;
}