[Xen-devel] [PATCH] xen-acpi-processor: Don't display errors when we get -ENOSYS

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

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@xxxxxxxxxxx>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
---
 drivers/xen/xen-acpi-processor.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c
index 82358d1..59fc190 100644
--- a/drivers/xen/xen-acpi-processor.c
+++ b/drivers/xen/xen-acpi-processor.c
@@ -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. */
-- 
1.8.5.3


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