[PATCH 2/3] Move xen_acpi_get_pxm to Xen acpi.h

[Liu Jinsong]

So that it could be reused by Xen CPU hotplug logic.

Signed-off-by: Liu, Jinsong <jinsong.liu@xxxxxxxxx>
---
 drivers/xen/xen-acpi-memhotplug.c |   18 ------------------
 include/xen/acpi.h                |   18 ++++++++++++++++++
 2 files changed, 18 insertions(+), 18 deletions(-)

diff --git a/drivers/xen/xen-acpi-memhotplug.c b/drivers/xen/xen-acpi-memho=
tplug.c
index 2c3759a..678680c 100644
--- a/drivers/xen/xen-acpi-memhotplug.c
+++ b/drivers/xen/xen-acpi-memhotplug.c
@@ -65,24 +65,6 @@ static int xen_hotadd_memory(int pxm, struct acpi_memory=
_info *info)
 	return rc;
 }
=20
-static int xen_acpi_get_pxm(acpi_handle h)
-{
-	unsigned long long pxm;
-	acpi_status status;
-	acpi_handle handle;
-	acpi_handle phandle =3D h;
-
-	do {
-		handle =3D phandle;
-		status =3D acpi_evaluate_integer(handle, "_PXM", NULL, &pxm);
-		if (ACPI_SUCCESS(status))
-			return pxm;
-		status =3D acpi_get_parent(handle, &phandle);
-	} while (ACPI_SUCCESS(status));
-
-	return -ENXIO;
-}
-
 static int xen_acpi_memory_enable_device(struct acpi_memory_device *mem_de=
vice)
 {
 	int pxm, result;
diff --git a/include/xen/acpi.h b/include/xen/acpi.h
index 2b3103b..dc69c91 100644
--- a/include/xen/acpi.h
+++ b/include/xen/acpi.h
@@ -69,4 +69,22 @@ static inline void xen_acpi_sleep_register(void)
 }
 #endif
=20
+static inline int xen_acpi_get_pxm(acpi_handle h)
+{
+	unsigned long long pxm;
+	acpi_status status;
+	acpi_handle handle;
+	acpi_handle phandle =3D h;
+
+	do {
+		handle =3D phandle;
+		status =3D acpi_evaluate_integer(handle, "_PXM", NULL, &pxm);
+		if (ACPI_SUCCESS(status))
+			return pxm;
+		status =3D acpi_get_parent(handle, &phandle);
+	} while (ACPI_SUCCESS(status));
+
+	return -ENXIO;
+}
+
 #endif	/* _XEN_ACPI_H */
--=20
1.7.1

--_002_DE8DF0795D48FD4CA783C40EC82923353DD6F5SHSMSX101ccrcorpi_
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--_002_DE8DF0795D48FD4CA783C40EC82923353DD6F5SHSMSX101ccrcorpi_--
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