diff options
| -rw-r--r-- | drivers/acpi/acpi_memhotplug.c | 3 | ||||
| -rw-r--r-- | drivers/acpi/numa.c | 15 | ||||
| -rw-r--r-- | include/linux/acpi.h | 6 |
3 files changed, 22 insertions, 2 deletions
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c index 0424326eae15..1012284ff4f7 100644 --- a/drivers/acpi/acpi_memhotplug.c +++ b/drivers/acpi/acpi_memhotplug.c @@ -215,7 +215,7 @@ static int acpi_memory_enable_device(struct acpi_memory_device *mem_device) { int result, num_enabled = 0; struct acpi_memory_info *info; - int node = 0; + int node; ACPI_FUNCTION_TRACE("acpi_memory_enable_device"); @@ -228,6 +228,7 @@ static int acpi_memory_enable_device(struct acpi_memory_device *mem_device) return result; } + node = acpi_get_node(mem_device->handle); /* * Tell the VM there is more memory here... * Note: Assume that this function returns zero on success diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c index e2c1a16078c9..13d6d5bdea26 100644 --- a/drivers/acpi/numa.c +++ b/drivers/acpi/numa.c @@ -254,5 +254,18 @@ int acpi_get_pxm(acpi_handle h) } while (ACPI_SUCCESS(status)); return -1; } - EXPORT_SYMBOL(acpi_get_pxm); + +int acpi_get_node(acpi_handle *handle) +{ + int pxm, node = -1; + + ACPI_FUNCTION_TRACE("acpi_get_node"); + + pxm = acpi_get_pxm(handle); + if (pxm >= 0) + node = acpi_map_pxm_to_node(pxm); + + return_VALUE(node); +} +EXPORT_SYMBOL(acpi_get_node); diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 90d6df1551ed..88b5dfd8ee12 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -528,12 +528,18 @@ static inline void acpi_set_cstate_limit(unsigned int new_limit) { return; } #ifdef CONFIG_ACPI_NUMA int acpi_get_pxm(acpi_handle handle); +int acpi_get_node(acpi_handle *handle); #else static inline int acpi_get_pxm(acpi_handle handle) { return 0; } +static inline int acpi_get_node(acpi_handle *handle) +{ + return 0; +} #endif +extern int acpi_paddr_to_node(u64 start_addr, u64 size); extern int pnpacpi_disabled; |