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xen-acpi-processor: Don't display errors when we get -ENOSYS 

which is a perfectly legal error. This can be triggered if the
user has booted Xen with the no-cpuidle parameter.

Reported-by-and-Tested-by: Don Slutz <dslutz@verizon.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
hifive-unleashed-5.1
Konrad Rzeszutek Wilk 2014-03-19 16:03:23 -04:00
parent 0a9fd01529
commit 1a4b50f674
1 changed files with 2 additions and 2 deletions
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4
drivers/xen/xen-acpi-processor.c
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@ -127,7 +127,7 @@ static int push_cxx_to_hypervisor(struct acpi_processor *_pr)
pr_debug(" C%d: %s %d uS\n",
cx->type, cx->desc, (u32)cx->latency);
}
} else if (ret != -EINVAL)
} else if ((ret != -EINVAL) && (ret != -ENOSYS))
/* EINVAL means the ACPI ID is incorrect - meaning the ACPI
* table is referencing a non-existing CPU - which can happen
* with broken ACPI tables. */
@ -259,7 +259,7 @@ static int push_pxx_to_hypervisor(struct acpi_processor *_pr)
(u32) perf->states[i].power,
(u32) perf->states[i].transition_latency);
}
} else if (ret != -EINVAL)
} else if ((ret != -EINVAL) && (ret != -ENOSYS))
/* EINVAL means the ACPI ID is incorrect - meaning the ACPI
* table is referencing a non-existing CPU - which can happen
* with broken ACPI tables. */