Re: RFC: THE OFFLINE SCHEDULER

[Christoph Lameter <cl@xxxxxxxxxxxxxxxxxxxx>]

On Mon, 31 Aug 2009, Roland Dreier wrote:

>
>  > Some devices now have per cpu threads. See f.e. Mellanox IB drivers. Maybe
>  > there is a way to restrict that.
>
> AFAIK the Mellanox drivers just create a single-threaded workqueue.

Ok then these per cpu irqs are there to support something different? There
are per cpu irqs here. Seems to be hardware supported?

  62:      13824          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-0
  63:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-1
  64:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-2
  65:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-3
  66:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-4
  67:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-5
  68:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-6
  69:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-7
  70:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-8
  71:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-9
  72:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-10
  73:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-11
  74:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-12
  75:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-13
  76:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-14
  77:          0          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-comp-15
  78:       3225          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      mlx4-async
  79:       1832          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      eth0-0
  80:       5546          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      eth0-1
  81:       2604          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      eth0-2
  82:        124          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      eth0-3
  83:     743126          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      eth0-4
  84:        857          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      eth0-5
  85:        321          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      eth0-6
  86:       2296          0          0          0          0          0
0          0          0          0          0          0          0
0          0          0  IR-PCI-MSI-edge      eth0-7

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