Messages in this thread Patch in this message | | | Date | Sat, 29 Jul 2006 21:42:46 +0200 | From | "Andi Kleen" <> | Subject | [PATCH for 2.6.18] [5/8] x86_64: Revert k8-bus.c northbridge access change |
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As Travis Betak points out it accesses the wrong northbridge subfunction now. Switch back to the old code.
Cc: "Travis Betak" <betak@mpdtxmail.amd.com>
Signed-off-by: Andi Kleen <ak@suse.de>
--- arch/x86_64/pci/k8-bus.c | 10 +++++----- 1 files changed, 5 insertions(+), 5 deletions(-)
Index: linux-2.6.18-rc2-git7/arch/x86_64/pci/k8-bus.c =================================================================== --- linux-2.6.18-rc2-git7.orig/arch/x86_64/pci/k8-bus.c +++ linux-2.6.18-rc2-git7/arch/x86_64/pci/k8-bus.c @@ -2,7 +2,6 @@ #include <linux/pci.h> #include <asm/mpspec.h> #include <linux/cpumask.h> -#include <asm/k8.h> /* * This discovers the pcibus <-> node mapping on AMD K8. @@ -19,6 +18,7 @@ #define NR_LDT_BUS_NUMBER_REGISTERS 3 #define SECONDARY_LDT_BUS_NUMBER(dword) ((dword >> 8) & 0xFF) #define SUBORDINATE_LDT_BUS_NUMBER(dword) ((dword >> 16) & 0xFF) +#define PCI_DEVICE_ID_K8HTCONFIG 0x1100 /** * fill_mp_bus_to_cpumask() @@ -28,7 +28,8 @@ __init static int fill_mp_bus_to_cpumask(void) { - int i, j, k; + struct pci_dev *nb_dev = NULL; + int i, j; u32 ldtbus, nid; static int lbnr[3] = { LDT_BUS_NUMBER_REGISTER_0, @@ -36,9 +37,8 @@ fill_mp_bus_to_cpumask(void) LDT_BUS_NUMBER_REGISTER_2 }; - cache_k8_northbridges(); - for (k = 0; k < num_k8_northbridges; k++) { - struct pci_dev *nb_dev = k8_northbridges[k]; + while ((nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, + PCI_DEVICE_ID_K8HTCONFIG, nb_dev))) { pci_read_config_dword(nb_dev, NODE_ID_REGISTER, &nid); for (i = 0; i < NR_LDT_BUS_NUMBER_REGISTERS; i++) { - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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