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authorTakashi Iwai <tiwai@suse.de>2010-12-13 03:29:52 -0500
committerTakashi Iwai <tiwai@suse.de>2010-12-13 03:29:52 -0500
commit354d14b3f53cc749c5d26d4ba7280d1e931d6bc4 (patch)
tree59b597e44902d8db8bde7deac1e7e707327c6fe6 /arch/x86/mm/tlb.c
parent5144c534d16529bc469396211131e8935589f833 (diff)
parent5b84ba26a9672e615897234fa5efd3eea2d6b295 (diff)
Merge branch 'topic/workq-update' into topic/misc
Diffstat (limited to 'arch/x86/mm/tlb.c')
-rw-r--r--arch/x86/mm/tlb.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c
index 49358481c733..6acc724d5d8f 100644
--- a/arch/x86/mm/tlb.c
+++ b/arch/x86/mm/tlb.c
@@ -223,7 +223,7 @@ void native_flush_tlb_others(const struct cpumask *cpumask,
223 223
224static void __cpuinit calculate_tlb_offset(void) 224static void __cpuinit calculate_tlb_offset(void)
225{ 225{
226 int cpu, node, nr_node_vecs; 226 int cpu, node, nr_node_vecs, idx = 0;
227 /* 227 /*
228 * we are changing tlb_vector_offset for each CPU in runtime, but this 228 * we are changing tlb_vector_offset for each CPU in runtime, but this
229 * will not cause inconsistency, as the write is atomic under X86. we 229 * will not cause inconsistency, as the write is atomic under X86. we
@@ -239,7 +239,7 @@ static void __cpuinit calculate_tlb_offset(void)
239 nr_node_vecs = NUM_INVALIDATE_TLB_VECTORS/nr_online_nodes; 239 nr_node_vecs = NUM_INVALIDATE_TLB_VECTORS/nr_online_nodes;
240 240
241 for_each_online_node(node) { 241 for_each_online_node(node) {
242 int node_offset = (node % NUM_INVALIDATE_TLB_VECTORS) * 242 int node_offset = (idx % NUM_INVALIDATE_TLB_VECTORS) *
243 nr_node_vecs; 243 nr_node_vecs;
244 int cpu_offset = 0; 244 int cpu_offset = 0;
245 for_each_cpu(cpu, cpumask_of_node(node)) { 245 for_each_cpu(cpu, cpumask_of_node(node)) {
@@ -248,10 +248,11 @@ static void __cpuinit calculate_tlb_offset(void)
248 cpu_offset++; 248 cpu_offset++;
249 cpu_offset = cpu_offset % nr_node_vecs; 249 cpu_offset = cpu_offset % nr_node_vecs;
250 } 250 }
251 idx++;
251 } 252 }
252} 253}
253 254
254static int tlb_cpuhp_notify(struct notifier_block *n, 255static int __cpuinit tlb_cpuhp_notify(struct notifier_block *n,
255 unsigned long action, void *hcpu) 256 unsigned long action, void *hcpu)
256{ 257{
257 switch (action & 0xf) { 258 switch (action & 0xf) {