Messages in this thread | | | Subject | Re: [PATCH 13/13] iommu/vt-d: Add a command line parameter for VT-d posted-interrupts | From | Alex Williamson <> | Date | Mon, 10 Nov 2014 14:57:49 -0700 |
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On Mon, 2014-11-10 at 14:26 +0800, Feng Wu wrote: > Enable VT-d Posted-Interrtups and add a command line > parameter for it. > > Signed-off-by: Feng Wu <feng.wu@intel.com> > --- > drivers/iommu/irq_remapping.c | 9 ++++++++- > 1 files changed, 8 insertions(+), 1 deletions(-) > > diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c > index 0e36860..3cb9429 100644 > --- a/drivers/iommu/irq_remapping.c > +++ b/drivers/iommu/irq_remapping.c > @@ -23,7 +23,7 @@ int irq_remap_broken; > int disable_sourceid_checking; > int no_x2apic_optout; > > -int disable_irq_post = 1; > +int disable_irq_post = 0; > int irq_post_enabled = 0; > EXPORT_SYMBOL_GPL(irq_post_enabled); > > @@ -206,6 +206,13 @@ static __init int setup_irqremap(char *str) > } > early_param("intremap", setup_irqremap); > > +static __init int setup_nointpost(char *str) > +{ > + disable_irq_post = 1; > + return 0; > +} > +early_param("nointpost", setup_nointpost); > +
Documentation/kernel-parameters.txt? Thanks,
Alex
> void __init setup_irq_remapping_ops(void) > { > remap_ops = &intel_irq_remap_ops;
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