From: Tang Liang <liang.tang@xxxxxxxxxx>
This patch calls the check which detectes whether to override
the interface to register ACPI processor.
Signed-off-by: Tang Liang <liang.tang@xxxxxxxxxx>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
---
drivers/acpi/processor_driver.c | 2 ++
include/acpi/processor.h | 4 ++++
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index 55f0b89..2fec82e 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -815,6 +815,8 @@ static int __init acpi_processor_init(void)
memset(&errata, 0, sizeof(errata));
+ xen_processor_driver_register();
+
if (__acpi_processor_register_driver) {
result = __acpi_processor_register_driver();
if (result < 0)
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 969cbc9..cf53ed8 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -283,6 +283,10 @@ static inline void acpi_processor_ffh_cstate_enter(struct acpi_processor_cx
}
#endif
+/* in processor_xen.c */
+extern void xen_processor_driver_register(void);
+
+
/* in processor_perflib.c */
#ifdef CONFIG_CPU_FREQ
--
1.7.7.3
--
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