The patch titled
x86: use num_online_nodes to get physical cpus numbers for powernow_k8
has been added to the -mm tree. Its filename is
x86-use-num_online_nodes-to-get-physical-cpus-numbers-for.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: x86: use num_online_nodes to get physical cpus numbers for powernow_k8
From: Yinghai Lu <Yinghai.Lu@xxxxxxx>
For opteron based system, don't assume all physical cpus have the same
booted cpus even same cores. esp for downcore case.
Signed-off-by: Yinghai Lu <yinghai.sun.com>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/i386/kernel/cpu/cpufreq/powernow-k8.c | 7 +------
1 files changed, 1 insertion(+), 6 deletions(-)
diff -puN arch/i386/kernel/cpu/cpufreq/powernow-k8.c~x86-use-num_online_nodes-to-get-physical-cpus-numbers-for arch/i386/kernel/cpu/cpufreq/powernow-k8.c
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c~x86-use-num_online_nodes-to-get-physical-cpus-numbers-for
+++ a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
@@ -1327,21 +1327,16 @@ static struct cpufreq_driver cpufreq_amd
static int __cpuinit powernowk8_init(void)
{
unsigned int i, supported_cpus = 0;
- unsigned int booted_cores = 1;
for_each_online_cpu(i) {
if (check_supported_cpu(i))
supported_cpus++;
}
-#ifdef CONFIG_SMP
- booted_cores = cpu_data[0].booted_cores;
-#endif
-
if (supported_cpus == num_online_cpus()) {
printk(KERN_INFO PFX "Found %d %s "
"processors (%d cpu cores) (" VERSION ")\n",
- supported_cpus/booted_cores,
+ num_online_nodes(),
boot_cpu_data.x86_model_id, supported_cpus);
return cpufreq_register_driver(&cpufreq_amd64_driver);
}
_
Patches currently in -mm which might be from Yinghai.Lu@xxxxxxx are
serial-keep-the-dtr-setting-for-serial-console.patch
x86_64-get-mp_bus_to_node-as-early-v3.patch
x86_64-get-mp_bus_to_node-as-early-v3-update.patch
x86_64-use-bus-conf-in-nb-conf-fun1-to-get-bus-range-on-node.patch
try-parent-numa_node-at-first-before-using-default.patch
net-use-numa_node-in-net_devcice-dev-instead-of-parent.patch
dma-use-dev_to_node-to-get-node-for-device-in-dma_alloc_pages.patch
x86-make-io-apic-not-connected-pin-print-complete.patch
x86-use-num_online_nodes-to-get-physical-cpus-numbers-for.patch
-
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