Messages in this thread | | | Subject | Re: [PATCH] x86-32: Allocate irq stacks seperate from percpu area | From | Eric Dumazet <> | Date | Wed, 27 Oct 2010 17:21:08 +0200 |
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Le mercredi 27 octobre 2010 à 16:43 +0200, Tejun Heo a écrit :
> Ah, okay, that explains it. So, your NUMA table is screwed up. It > would be interesting to dig down where the difference between 32 and > 64bit comes from. Maybe it's coming from differences in our init code > rather than from BIOS? >
I wish it could explain it. I upgraded BIOS to latest one from HP. no change.
If I remove HOTPLUG support I still get :
cpu=0 node=1 cpu=1 node=0 cpu=2 node=1 cpu=3 node=0 cpu=4 node=1 cpu=5 node=0 cpu=6 node=1 cpu=7 node=0 cpu=8 node=1 cpu=9 node=0 cpu=10 node=1 cpu=11 node=0 cpu=12 node=1 cpu=13 node=0 cpu=14 node=1 cpu=15 node=0
[ 0.000000] SMP: Allowing 16 CPUs, 0 hotplug CPUs [ 0.000000] nr_irqs_gsi: 64 [ 0.000000] Allocating PCI resources starting at e4000000 (gap: e4000000:1ac00000) [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:16 nr_node_ids:8 [ 0.000000] PERCPU: Embedded 16 pages/cpu @f4600000 s42752 r0 d22784 u131072 [ 0.000000] pcpu-alloc: s42752 r0 d22784 u131072 alloc=1*2097152 [ 0.000000] pcpu-alloc: [0] 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15
# cat /proc/buddyinfo Node 0, zone DMA 0 1 1 1 2 1 1 0 1 1 3 Node 0, zone Normal 362 205 46 13 5 2 2 3 3 3 186 Node 0, zone HighMem 182 132 102 70 30 2 1 1 1 1 275 Node 1, zone HighMem 140 86 107 41 13 3 4 3 2 2 489
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