diff options
-rw-r--r-- | arch/x86/include/asm/topology.h | 13 | ||||
-rw-r--r-- | arch/x86/pci/acpi.c | 4 | ||||
-rw-r--r-- | arch/x86/pci/amd_bus.c | 10 | ||||
-rw-r--r-- | arch/x86/pci/common.c | 69 |
4 files changed, 1 insertions, 95 deletions
diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h index 09046a1..c840571a 100644 --- a/arch/x86/include/asm/topology.h +++ b/arch/x86/include/asm/topology.h @@ -140,17 +140,4 @@ void x86_pci_root_bus_resources(int bus, struct list_head *resources); #define smt_capable() (smp_num_siblings > 1) #endif -#ifdef CONFIG_NUMA -extern int get_mp_bus_to_node(int busnum); -extern void set_mp_bus_to_node(int busnum, int node); -#else -static inline int get_mp_bus_to_node(int busnum) -{ - return 0; -} -static inline void set_mp_bus_to_node(int busnum, int node) -{ -} -#endif - #endif /* _ASM_X86_TOPOLOGY_H */ diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c index 3f42c5c..78f27ef 100644 --- a/arch/x86/pci/acpi.c +++ b/arch/x86/pci/acpi.c @@ -499,10 +499,8 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root) pxm = acpi_get_pxm(device->handle); if (pxm >= 0) node = pxm_to_node(pxm); - if (node != -1) - set_mp_bus_to_node(busnum, node); - else #endif + if (node == -1) node = x86_pci_root_bus_node(busnum); if (node != -1 && !node_online(node)) diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c index a48be98..a313a7f 100644 --- a/arch/x86/pci/amd_bus.c +++ b/arch/x86/pci/amd_bus.c @@ -44,15 +44,6 @@ static struct pci_root_info __init *find_pci_root_info(int node, int link) return NULL; } -static void __init set_mp_bus_range_to_node(int min_bus, int max_bus, int node) -{ -#ifdef CONFIG_NUMA - int j; - - for (j = min_bus; j <= max_bus; j++) - set_mp_bus_to_node(j, node); -#endif -} /** * early_fill_mp_bus_to_node() * called before pcibios_scan_root and pci_scan_bus @@ -117,7 +108,6 @@ static int __init early_fill_mp_bus_info(void) min_bus = (reg >> 16) & 0xff; max_bus = (reg >> 24) & 0xff; node = (reg >> 4) & 0x07; - set_mp_bus_range_to_node(min_bus, max_bus, node); link = (reg >> 8) & 0x03; info = alloc_pci_root_info(min_bus, max_bus, node, link); diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c index f7d6800..d491ded 100644 --- a/arch/x86/pci/common.c +++ b/arch/x86/pci/common.c @@ -683,72 +683,3 @@ int pci_ext_cfg_avail(void) else return 0; } - -/* - * NUMA info for PCI busses - * - * Early arch code is responsible for filling in reasonable values here. - * A node id of "-1" means "use current node". In other words, if a bus - * has a -1 node id, it's not tightly coupled to any particular chunk - * of memory (as is the case on some Nehalem systems). - */ -#ifdef CONFIG_NUMA - -#define BUS_NR 256 - -#ifdef CONFIG_X86_64 - -static int mp_bus_to_node[BUS_NR] = { - [0 ... BUS_NR - 1] = -1 -}; - -void set_mp_bus_to_node(int busnum, int node) -{ - if (busnum >= 0 && busnum < BUS_NR) - mp_bus_to_node[busnum] = node; -} - -int get_mp_bus_to_node(int busnum) -{ - int node = -1; - - if (busnum < 0 || busnum > (BUS_NR - 1)) - return node; - - node = mp_bus_to_node[busnum]; - - /* - * let numa_node_id to decide it later in dma_alloc_pages - * if there is no ram on that node - */ - if (node != -1 && !node_online(node)) - node = -1; - - return node; -} - -#else /* CONFIG_X86_32 */ - -static int mp_bus_to_node[BUS_NR] = { - [0 ... BUS_NR - 1] = -1 -}; - -void set_mp_bus_to_node(int busnum, int node) -{ - if (busnum >= 0 && busnum < BUS_NR) - mp_bus_to_node[busnum] = (unsigned char) node; -} - -int get_mp_bus_to_node(int busnum) -{ - int node; - - if (busnum < 0 || busnum > (BUS_NR - 1)) - return 0; - node = mp_bus_to_node[busnum]; - return node; -} - -#endif /* CONFIG_X86_32 */ - -#endif /* CONFIG_NUMA */ |